JIS-G-4051 (1979) CARBON STEELS FOR MACHINE STRUCTURAL USE
Symbol of class | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
S 10 C | 0.080/0.13 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 12 C | 0.10/0.15 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 15 C | 0.13/0.18 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 17 C | 0.15/0.20 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 20 C | 0.18/0.23 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 22 C | 0.20/0.25 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 25 C | 0.22/0.28 | 0.30/0.60 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 28 C | 0.25/0.31 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 30 C | 0.27/0.33 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 33 C | 0.30/0.36 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 35 C | 0.32/0.38 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 38 C | 0.35/0.41 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 40 C | 0.37/0.43 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 43 C | 0.40/0.46 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 45 C | 0.42/0.48 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 48 C | 0.45/0.51 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 50 C | 0.47/0.53 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 53 C | 0.50/0.56 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 55 C | 0.52/0.58 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 58 C | 0.55/0.61 | 0.60/0.90 | 0.035 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 09 CK | 0.070/0.12 | 0.30/0.60 | 0.025 max | 0.025 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 15 CK | 0.13/0.18 | 0.30/0.60 | 0.025 max | 0.025 max | 0.15/0.35 | - | - | - | - | - | - | - |
S 20 CK | 0.18/0.23 | 0.30/0.60 | 0.025 max | 0.025 max | 0.15/0.35 | - | - | - | - | - | - | - |
Notes : As impurites Cu,Ni,Cr and Ni+Cr for classes S 09 CK,S 15 CK, S 20 CK shall not exceed respectively 0.25%,0.20%,0.20% and 0.30% and Cu, Ni,Cr and Ni +Cr for throughout other classes shall not exceed respectively 0.30%,0.20%, 0.20% and 0.35 |
JIS G 4052 (1979) STRUCTURAL STEELS WITH SPECIFIED HARDENABILITY BANDS
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SMn420H | SMn21H | 0.16/0.23 | 1.15/1.55 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn433H | SMn1H | 0.29/0.36 | 1.15/1.55 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn438H | SMn2H | 0.34/0.41 | 1.30/1.70 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn443H | SMn3H | 0.39/0.46 | 1.30/1.70 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMnC420H | SMnC21H | 0.16/0.23 | 1.15/1.55 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.70 | - | - | - | - | - | - |
SMnC443H | SMnC3H | 0.39/0.46 | 1.30/1.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.70 | - | - | - | - | - | - |
SCr415H | Scr21H | 0.12/0.18 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | - | - | - | - | - |
SCr420H | Scr22H | 0.17/0.23 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | - | - | - | - | - |
SCr430H | Scr2H | 0.27/0.34 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | - | - | - | - | - |
SCr435H | Scr3H | 0.32/0.39 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | - | - | - | - | - |
SCr440H | Scr4H | 0.37/0.44 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | - | - | - | - | - |
SCM415H | SCM21H | 0.12/0.18 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM418H | - | 0.15/0.21 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM420H | SCM22H | 0.17/0.23 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM435H | SCM3H | 0.32/0.39 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM440H | SCM4H | 0.37/0.44 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM445H | SCM5H | 0.42/0.49 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.15/0.35 | - | - | - | - |
SCM822H | SCM24H | 0.19/0.25 | 0.55/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.85/1.25 | - | 0.35/0.45 | - | - | - | - |
SNC415H | SNC21H | 0.11/0.18 | 0.30/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.20/0.55 | 1.95/2.50 | - | - | - | - | - |
SNC631H | SNC2H | 0.26/0.35 | 0.30/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.55/1.05 | 2.45/3.00 | - | - | - | - | - |
SNC815H | SNC22H | 0.11/0.18 | 0.30/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.65/1.05 | 2.95/3.50 | - | - | - | - | - |
SNCM220H | SNCM21H | 0.17/0.23 | 0.60/0.95 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.65 | 0.35/0.75 | 0.15/0.30 | - | - | - | - |
SNCM420H | SNCM23H | 0.17/0.23 | 0.40/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.65 | 1.55/2.00 | 0.15/0.30 | - | - | - | - |
Remarks :1. As impurities Cu shall not exceed 0.305 throughout all classes 2. As impurities Ni shall not exceed 0.25% excepting nickel chromium steel and nickel chromium molybdenum steel 3. Cr in manganese steel shall not exceed 0.35 |
JIS G 4102 (1979) NICKEL CHROMIUM STEELS
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SNC 236 | SNC 1 | 0.32/0.40 | 0.50/0.80 | 0.030 max | 0.030 max | 0.15/0.35 | 0.50/0.90 | 1.00/1.50 | - | - | - | - | - |
SNC 415 | SNC 21 | 0.12/0.18 | 0.35/0.65 | 0.030 max | 0.030 max | 0.15/0.35 | 0.20/0.50 | 2.00/2.50 | - | - | - | - | - |
SNC 631 | SNC2 | 0.27/0.35 | 0.35/0.65 | 0.030 max | 0.030 max | 0.15/0.35 | 0.60/1.00 | 2.50/3.00 | - | - | - | - | - |
SNC 815 | SNC 22 | 0.12/0.18 | 0.35/0.65 | 0.030 max | 0.030 max | 0.15/0.35 | 0.70/1.00 | 3.00/3.50 | - | - | - | - | - |
SNC 836 | SNC 3 | 0.32/0.40 | 0.35/0.65 | 0.030 max | 0.030 max | 0.15/0.35 | 0.60/1.00 | 3.00/3.50 | - | - | - | - | - |
Remarks 1. As impurities Cu shall not exceed 0.30% throughout all classes |
JIS G 4103 (1979) NICKEL CHROMIUM MOLYBDENUM STEELS
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SNCM 220 | SNCM 21 | 0.17/0.23 | 0.60/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.40/0.65 | 0.40/0.70 | 0.15/0.30 | - | - | - | - |
SNCM 240 | SNCM 6 | 0.38/0.43 | 0.70/1.00 | 0.030 max | 0.030 max | 0.15/0.35 | 0.40/0.65 | 0.40/0.70 | 0.15/0.30 | - | - | - | - |
SNCM 415 | SNCM 22 | 0.12/0.18 | 0.40/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.40/0.65 | 1.60/2.00 | 0.15/0.30 | - | - | - | - |
SNCM 420 | SNCM 23 | 0.17/0.23 | 0.40/0.70 | 0.030 max | 0.030 max | 0.15/0.35 | 0.40/0.65 | 1.60/2.00 | 0.15/0.30 | - | - | - | - |
SNCM 431 | SNCM 1 | 0.27/0.35 | 0.60/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.60/1.00 | 1.60/2.00 | 0.15/0.30 | - | - | - | - |
SNCM 439 | SNCM 8 | 0.36/0.43 | 0.60/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.60/1.00 | 1.60/2.00 | 0.15/0.30 | - | - | - | - |
SNCM 447 | SNCM 9 | 0.44/0.50 | 0.60/0.90 | 0.030 max | 0.030 max | 0.15/0.35 | 0.60/1.00 | 1.60/2.00 | 0.15/0.30 | - | - | - | - |
SNCM 616 | SNCM 26 | 0.13/0.20 | 0.80/1.20 | 0.030 max | 0.030 max | 0.15/0.35 | 1.40/1.80 | 2.80/3.20 | 0.40/0.60 | - | - | - | - |
SNCM 625 | SNCM 2 | 0.20/0.30 | 0.35/0.60 | 0.030 max | 0.030 max | 0.15/0.35 | 1.00/1.50 | 3.00/3.50 | 0.15/0.30 | - | - | - | - |
SNCM 630 | SNCM 5 | 0.25/0.35 | 0.35/0.60 | 0.030 max | 0.030 max | 0.15/0.35 | 2.50/3.50 | 2.50/3.50 | 0.50/0.70 | - | - | - | - |
SNCM 815 | SNCM 25 | 0.12/0.18 | 0.30/0.60 | 0.030 max | 0.030 max | 0.15/0.35 | 0.70/1.00 | 4.00/4.50 | 0.15/0.30 | - | - | - | - |
Remarks 1. As impurities Cu shall not exceed 0.30% throughout all classes |
JIS G 4104 (1979) CHROMIUM STEELS
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SCr 415 | SCr 21 | 0.13/0.18 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
SCr 420 | SCr 22 | 0.18/0.23 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
SCr 430 | SCr 2 | 0.28/0.33 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
SCr 435 | SCr 3 | 0.33/0.38 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
SCr 440 | SCr 4 | 0.38/0.43 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
SCr 445 | SCr 5 | 0.43/0.48 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - |
Remarks : As impurities Ni and Cu shall not exceed 0.25% and 0.30% respectively throughout all classes |
JIS G 4105 (1979) CHROMIUM MOLYBDENUM STEELS
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SCM 415 | SCM 21 | 0.13/0.18 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 418 | - | 0.16/0.21 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 420 | SCM 22 | 0.18/0.23 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 421 | SCM 23 | 0.17/0.23 | 0.70/1.00 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | | - | - | - |
SCM 430 | SCM 2 | 0.28/0.33 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | |
SCM 432 | SCM 1 | 0.27/0.37 | 0.30/0.60 | 0.030 max | 0.030 max | 0.15/0.35 | 1.00/1.50 | - | 0.15/0.30 | - | - | - | |
SCM 435 | SCM 3 | 0.33/0.38 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 440 | SCM 4 | 0.38/0.43 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 445 | SCM 5 | 0.43/0.48 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.15/0.30 | - | - | - | - |
SCM 822 | SCM 24 | 0.20/0.25 | 0.60/0.85 | 0.030 max | 0.030 max | 0.15/0.35 | 0.90/1.20 | - | 0.35/0.45 | - | - | - | - |
Remarks : As impurities Ni and Cu shall not exceed 0.25% and 0.30% respectively throughout all classes |
JIS G 4106 (1979) MANGANESE STEELS AND MANGANESE CHROMIUM STEELS FOR MACHINE STRUCTURAL USE
Symbol of class | Reference previous symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SMn 420 | SMn21 | 0.17/0.23 | 1.20/1.50 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn 433 | SMn 1 | 0.30/0.36 | 1.20/1.50 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn 438 | SMn 2 | 0.35/0.41 | 1.35/1.65 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMn 443 | SMn 3 | 0.40/0.46 | 1.35/1.65 | 0.030 max | 0.030 max | 0.15/0.35 | - | - | - | - | - | - | - |
SMnC 420 | SMnC21 | 0.17/0.23 | 1.20/1.50 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.70 | - | - | - | - | - | - |
SMnC443 | SMnC 3 | 0.40/0.46 | 1.35/1.65 | 0.030 max | 0.030 max | 0.15/0.35 | 0.35/0.70 | - | - | - | - | - | - |
Remarks : As impurities Ni and Cu shall not exceed 0.25% and 0.30% respectively throughout all classes SMn 420,SMn 433,SMn 438 and SMn 443 shall not contain Cr exceeding 0.35% |
JIS G 4107 (1977) ALLOY STEEL BOLTING MATERIALS FOR HIGH TEMPERATURE SERVICE
Table 3 CHEMICAL COMPOSITION (LADLE ANALYSIS)
CLASS | SYMBOL | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
Class 1 | SNB 5 | 0.10 min | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 4.00/6.00 | - | 0.40/0.65 | - | - | - | - |
Class 2 | SNB 7 | 0.38/0.48 | 0.75/1.00 | 0.040 max | 0.040 max | 0.20/0.35 | 0.80/1.10 | - | 0.15/0.25 | - | - | - | - |
Class 3 | SNB 16 | 0.36/0.44 | 0.45/0.70 | 0.040 max | 0.040 max | 0.20/0.35 | 0.80/1.15 | - | 0.50/0.65 | 0.25/0.35 | - | - | - |
Table 4 CHEMICAL COMPOSITION(PRODUCT ANALYSIS)
CLASS | SYMBOL | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
Class 1 | SNB 5 | 0.090 min | 1.03 max | 0.035 max | 0.045 max | 1.05 max | 3.90/6.10 | - | 0.35/0.70 | - | - | - | - |
Class 2 | SNB 7 | 0.36/0.50 | 0.71/1.04 | 0.045 max | 0.045 max | 0.18/0.37 | 0.75/1.15 | - | 0.13/0.27 | - | - | - | - |
Class 3 | SNB 16 | 0.34/0.46 | 0.42/0.73 | 0.045 max | 0.045 max | 0.18/0.37 | 0.75/1.20 | - | 0.47/0.68 | 0.22/0.38 | - | - | - |
JIS G 4108 (1977) ALLOY STEEL BARS FOR SPECIAL APPLICATION BOLTING MATERIALS
Table 2 CHEMICAL COMPOSITION (LADLE ANALYSIS)
CLASS | SYMBOL | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
Class 1 Nos 1 to 5 | SNB21-1 to 5 | 0.36/0.44 | 0.45/0.70 | 0.025 max | 0.025 max | 0.20/0.35 | 0.80/1.15 | - | 0.50/0.65 | 0.25/0.35 | - | - | |
Class 2 Nos 1 to 5 | SNB22-1 to5 | 0.39/0.46 | 0.65/1.10 | 0.025 max | 0.025 max | 0.20/0.35 | 0.75/1.20 | - | 0.15/0.25 | - | - | - | - |
Class 3 Nos 1 to 5 | SNB23-1 to 5 | 0.37/0.44 | 0.60/0.95 | 0.025 max | 0.025 max | 0.20/0.35 | 0.65/0.95 | 1.55/2.00 | 0.20/0.30 | - | - | - | - |
Class 4 Nos 1 to 5 | SNB24-1 to 5 | 0.37/0.44 | 0.70/0.90 | 0.025 max | 0.025 max | 0.20/0.35 | 0.70/0.95 | 1.65/2.00 | 0.30/0.40 | - | - | - | - |
JIS G 4108 (1977) ALLOY STEEL BARS FOR SPECIAL APPLICATION BOLTING MATERIALS
Table 3 CHEMICAL COMPOSITION (PRODUCT ANALYSIS)
CLASS | SYMBOL | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
Class 1 Nos 1 to 5 | SNB21-1 to 5 | 0.34/0.46 | 0.42/0.73 | 0.030 max | 0.030 max | 0.18/0.37 | 0.75/1.20 | - | 0.47/0.68 | 0.22/0.38 | - | - | |
Class 2 Nos 1 to 5 | SNB22-1 to5 | 0.37/0.48 | 0.61/1.14 | 0.030 max | 0.030 max | 0.18/0.37 | 0.75/1.25 | - | 0.13/0.27 | - | - | - | - |
Class 3 Nos 1 to 5 | SNB23-1 to 5 | 0.35/0.46 | 0.56/0.99 | 0.030 max | 0.030 max | 0.18/0.37 | 0.60/1.00 | 1.50/2.05 | 0.18/0.32 | - | - | - | - |
Class 4 Nos 1 to 5 | SNB24-1 to 5 | 0.35/0.46 | 0.66/0.94 | 0.030 max | 0.030 max | 0.18/0.37 | 0.65/1.00 | 1.60/2.05 | 0.28/0.42 | - | - | - | - |
JIS G 4202 (1979) ALUMINIUM CHROMIUM MOLYBDENUM STEELS
Table 2 CHEMICAL COMPOSITION (LADLE ANALYSIS)
CLASS | SYMBOL | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SACM 645 | SACM 1 | 0.40/0.50 | 0.60 max | 0.030 max | 0.030 max | 0.15/0.50 | 1.30/1.70 | - | 0.15/0.30 | - | - | - | 0.70/1.20 |
Remarks : As impurities Ni and Cu shall not exceed 0.25% and 0.30% respectively throughout all classes |
JIS G 4303 (1981) STAINLESS STEEL BARS
Table 7 chemical composition for Austenitic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SUS 201 | 0.15 max | 5.50/7.50 | 0.030 max | 0.060 max | 1.00 max | 16.00/18.00 | 3.50/5.50 | - | - | 0.25 max | - | - |
SUS 202 | 0.15 max | 7.50/10.00 | 0.030 max | 0.060 max | 1.00 max | 17.00/19.00 | 4.00/6.00 | - | - | 0.25 max | - | - |
SUS 301 | 0.15 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 16.00/18.00 | 6.00/8.00 | - | - | - | - | - |
SUS 302 | 0.15 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 8.00/10.00 | - | - | - | - | - |
SUS 303 | 0.15 max | 2.00 max | 0.15 min | 0.20 max | 1.00 max | 17.00/19.00 | 8.00/10.00 | - | - | - | - | - |
SUS 303Se | 0.15 max | 2.00 max | 0.060 max | 0.20 max | 1.00 max | 17.00/19.00 | 8.00/10.00 | - | - | - | - | - |
SUS 304 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 8.00/10.50 | - | - | - | - | - |
SUS 304L | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 9.00/13.00 | - | - | - | - | - |
SUS 304N1 | 0.080 max | 2.50 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 7.00/10.50 | - | - | 0.10/0.25 | - | - |
SUS 304N2 | 0.080 max | 2.50 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 7.50/10.50 | - | - | 0.15/0.30 | - | - |
SUS 304LN | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 8.50/11.50 | - | - | 0.12/0.22 | - | - |
SUS 305 | 0.12 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 10.50/13.00 | - | - | - | - | - |
SUS 309S | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 22.00/24.00 | 12.00/15.00 | - | - | - | - | - |
SUS 310S | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 24.00/26.00 | 19.00/22.00 | - | - | - | - | - |
SUS 316 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 16.00/18.00 | 10.00/14.00 | 2.00/3.00 | - | - | - | - |
SUS 316L | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 16.00/18.00 | 12.00/15.00 | 2.00/3.00 | - | - | - | - |
SUS 316N | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 16.00/18.00 | 10.00/14.00 | 2.00/3.00 | - | 0.10/0.22 | - | - |
SUS 316LN | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 16.50/18.50 | 10.50/14.50 | 2.00/3.00 | - | 0.12/0.22 | - | - |
SUS 316J1 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 10.00/14.00 | 1.20/2.75 | 1.00/2.50 | - | - | - |
SUS 316JIL | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 12.00/16.00 | 1.20/2.75 | 1.00/2.50 | - | - | - |
SUS 317 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 11.00/15.00 | 3.00/4.00 | - | - | - | - |
SUS 317L | 0.030 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 18.00/20.00 | 11.00/15.00 | 3.00/4.00 | - | - | - | - |
SUS 317J1 | 0.040 max | 2.50 max | 0.030 max | 0.045 max | 1.00 max | 16.00/19.00 | 15.00/17.00 | 4.00/6.00 | - | - | - | - |
SUS 321 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 9.00/13.00 | - | - | - | - | - |
SUS 347 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 9.00/13.00 | - | - | - | - | - |
SUS XM7 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 1.00 max | 17.00/19.00 | 8.50/10.50 | - | 3.00/4.00 | - | - | - |
SUS XM15J1 | 0.080 max | 2.00 max | 0.030 max | 0.045 max | 3.00/5.00 | 15.00/20.00 | 11.50/15.00 | - | - | - | - | - |
Table 8 chemical composition for Austenitic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al |
SUS 329 J1 | 0.080 max | 1.50 max | 0.030 max | 0.040 max | 1.00 max | 23.00/28.00 | 3.00/6.00 | 1.00/3.00 | - | - | - | - |
Remarks- SUS XM 15J1 may be added alloying elements other than those in the above table as required SUS303-0.60% or less of Mo may be added,SUS303 Se- Se- 0.15 minimum,SUS304N2- Nb- 0.15 max,SUS 347- Nb-10XC% min,SUS 321- Ti-5XC % min |
JIS G 4303 (1981) STAINLESS STEEL BARS
Table 9 Chemical Composition for Ferritic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %CU | %N | %W | %Al |
SUS 405 | 0.080 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 11.50/14.50 | - | - | - | - | - | 0.10/0.30 |
SUS 410L | 0.030 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 11.00/13.50 | - | - | - | - | - | - |
SUS 430 | 0.12 max | 1.00 max | 0.030 max | 0.040 max | 0.75 max | 16.00/18.00 | - | - | - | - | - | - |
SUS 430F | 0.12 max | 1.25 max | 0.15 min | 0.060 max | 1.00 max | 16.00/18.00 | - | - | - | - | - | - |
SUS 434 | 0.12 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 16.00/18.00 | - | 0.75/1.25 | - | - | - | - |
SUS 447J1 | 0.010 max | 0.40 max | 0.020 max | 0.030 max | 0.40 max | 28.50/32.00 | - | 1.50/2.50 | - | 0.015 max | - | - |
SUS XM27 | 0.010 max | 0.40 max | 0.020 max | 0.030 max | 0.40 max | 25.00/27.50 | - | 0.75/1.50 | - | 0.015 max | - | - |
Note: SUS 430F-0.60% or less of Mo may be added Each grade other than SUS 447 J1 and SUS XM27 may contain 0.60% or less of Ni SUS447J1 and SUS XM @& may contain 0.50% or less of Ni, 0.20% or less of Cu and 0.50% or less of Ni + Cu and as required may be added alloying elements other than those in the above table |
Table 10 Chemical Composition for Martensitic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %N | %W | %Al |
SUS 403 | 0.15 max | 1.00 max | 0.030 max | 0.040 max | 0.50 max | 11.50/13.00 | -3 | - | - | - | - | - |
SUS 410 | 0.15 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 11.50/13.50 | -3 | - | - | - | - | - |
SUS 410J1 | 0.080/0.18 | 1.00 max | 0.030 max | 0.040 max | 0.60 max | 11.50/14.00 | -3 | 0.30/0.60 | - | - | - | - |
SUS 416 | 0.15 max | 1.25 max | 0.15 min | 0.060 max | 1.00 max | 12.00/14.00 | -3 | -4 | - | - | - | - |
SUS420J1 | 0.16/0.25 | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 12.00/14.00 | -3 | - | - | - | - | - |
SUS 420J2 | 0.26/0.40 | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 12.00/14.00 | -3 | - | - | - | - | - |
SUS 420F | 0.26/0.40 | 1.25 max | 0.15 min | 0.060 max | 1.00 max | 12.00/14.00 | -3 | -4 | - | - | - | - |
SUS 431 | 0.20 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 15.00/17.00 | 1.25/2.50 | - | - | - | - | - |
SUS 440A | 0.60/0.75 | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 16.00/18.00 | -3 | -5 | - | - | - | - |
SUS 440B | 0.75/0.95 | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 16.00/18.00 | -3 | -5 | - | - | - | - |
SUS440C | 0.95/1.20 | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 16.00/18.00 | -3 | -5 | - | - | - | - |
SUS440F | 0.95/1.20 | 1.25 max | 0.15 min | 0.060 max | 1.00 max | 16.00/18.00 | -3 | -5 | - | - | - | - |
Note:-3-- 0.60% or less of Ni may be added,-4-- 0.60% or less of Mo may be added,-5-- 0.75% or less of Mo may be added |
Table 11 Chemical Composition for Precipitation hardening Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %CU | %B | %W | %Al |
SUS 630 | 0.070 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 15.50/17.50 | 3.00/5.00 | - | 3.00/5.00 | Nb- 0.15/0.45 | - | - |
SUS 631 | 0.090 max | 1.00 max | 0.030 max | 0.040 max | 1.00 max | 16.00/18.00 | 6.50/7.75 | - | - | - | - | 0.75/1.50 |
JIS G 4311 (1981) HEAT - RESISTING STEEL BARS
Table 5 Chemical Composition for Austenitic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %N | %B | %W | %Al | %Co |
SUH 31 | 0.35/0.45 | 0.60 max | 0.030 max | 0.040 max | 1.50/2.50 | 14.00/16.00 | 13.00/15.00 | - | - | - | 2.00/3.00 | - | - |
SUH 35 | 0.48/0.58 | 8.00/10.00 | 0.030 max | 0.040 max | 0.35 max | 20.00/22.00 | 3.25/4.50 | - | - | 0.35/0.50 | - | - | - |
SUH 36 | 0.48/0.58 | 8.00/10.00 | 0.040/0.090 | 0.040 max | 0.35 max | 20.00/22.00 | 3.25/4.50 | - | - | 0.35/0.50 | - | - | - |
SUH 37 | 0.15/0.25 | 1.00/1.60 | 0.030 max | 0.040 max | 1.00 max | 20.50/22.50 | 10.00/12.00 | - | - | 0.15/0.30 | - | - | - |
SUH 38 | 0.25/0.35 | 1.20 max | 0.030 max | 0.18/0.25 | 1.00 max | 19.00/21.00 | 10.00/12.00 | 1.80/2.50 | - | - | - | - | - |
SUH 309 | 0.20 max | 2.00 max | 0.030 max | 0.040 max | 1.00 max | 22.00/24.00 | 12.00/15.00 | - | - | - | - | - | - |
SUH 310 | 0.25 max | 2.00 max | 0.030 max | 0.040 max | 1.50 max | 24.00/26.00 | 19.00/22.00 | - | - | - | - | - | - |
SUH 330 | 0.15 max | 2.00 max | 0.030 max | 0.040 max | 1.50 max | 14.00/17.00 | 33.00/37.00 | - | - | - | - | - | - |
SUH 660 | 0.080 max | 2.00 max | 0.030 max | 0.040 max | 1.00 max | 13.50/16.00 | 24.00/27.00 | 1.00/1.50 | 0.10/0.50 | - | - | 0.35 max | - |
SUH 661 | 0.080/0.16 | 1.00/2.00 | 0.030 max | 0.040 max | 1.00 max | 20.00/22.50 | 19.00/21.00 | 2.50/3.50 | - | 0.10/0.20 | 2.00/3.00 | - | 18.50/21.00 |
Remarks: Other Elements in given below grade SUH 38- Boron- 0.001/0.010, SUH- 660- Ti- 1.90/2.35% and Boron-0.001/0.010 SUH 661- Nb- 0.75/1.25% |
Table 6 Chemical Composition for Ferritic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %N | %B | %W | %Al | %Co |
SUH 446 | 0.20 max | 1.50 max | 0.030 max | 0.040 max | 1.00 max | 23.00/27.00 | - | - | - | 0.25 max | - | - | - |
Remarks: 0.30% or less of Cu may be contained 0.60% or less of Ni may be contained |
Table 7 Chemical Composition for Martensitic Bars
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al | %Co |
SUH 1 | 0.40/0.50 | 0.60 max | 0.030 max | 0.030 max | 3.00/3.50 | 7.50/9.50 | 1 | - | - | - | - | - | - |
SUH 3 | 0.35/0.45 | 0.60 max | 0.030 max | 0.030 max | 1.80/2.50 | 10.00/12.00 | 1 | 0.70/1.30 | - | - | - | - | - |
SUH 4 | 0.75/0.85 | 0.20/0.60 | 0.030 max | 0.030 max | 1.75/2.25 | 19.00/20.50 | 1.15/1.65 | - | - | - | - | - | - |
SUH 11 | 0.45/0.55 | 0.60 max | 0.030 max | 0.030 max | 1.00/2.00 | 7.50/9.50 | 1 | - | - | - | - | - | - |
SUH 600 | 0.15/0.20 | 0.50/1.00 | 0.030 max | 0.040 max | 0.50 max | 10.00/13.00 | 1 | 0.30/0.90 | 0.10/0.40 | 0.050/0.10 | Nb- 0.20/0.60 | - |
SUH 616 | 0.20/0.25 | 0.50/1.00 | 0.030 max | 0.040 max | 0.50 max | 11.00/13.00 | 0.50/1.00 | 0.75/1.25 | 0.20/0.30 | - | 0.75/1.25 | - | - |
Remarks: 1 in Nickel column represent 0.60% or less of Ni may be contained 0.30% or less of Cu may be contained |
JIS G 4801 (1984) SPRING STEELS
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %B | %W | %Al | %Co |
SUP3 | 0.75/0.90 | 0.30/0.60 | 0.035 max | 0.035 max | 0.15/0.35 | - | - | - | - | - | - | - | - |
SUP6 | 0.56/0.64 | 0.70/1.00 | 0.035 max | 0.035 max | 1.50/1.80 | - | - | - | - | - | - | - | - |
SUP7 | 0.56/0.64 | 0.70/1.00 | 0.035 max | 0.035 max | 1.80/2.20 | - | - | - | - | - | - | - | - |
SUP9 | 0.52/0.60 | 0.65/0.95 | 0.035 max | 0.035 max | 0.15/0.35 | 0.65/0.95 | - | - | - | - | - | - | - |
SUP9A | 0.56/0.64 | 0.70/1.00 | 0.035 max | 0.035 max | 0.15/0.35 | 0.70/1.00 | - | - | - | - | - | - | - |
SUP10 | 0.47/0.55 | 0.65/0.95 | 0.035 max | 0.035 max | 0.15/0.35 | 0.80/1.00 | - | - | 0.15/0.25 | - | - | - | - |
SUP11A | 0.56/0.64 | 0.70/1.00 | 0.035 max | 0.035 max | 0.15/0.35 | 0.70/1.00 | - | - | - | 0.0005 min | - | - | - |
SUP12 | 0.51/0.59 | 0.60/0.90 | 0.035 max | 0.035 max | 1.20/1.60 | 0.60/0.90 | - | - | - | - | - | - | - |
SUP13 | 0.56/0.64 | 0.70/1.00 | 0.035 max | 0.035 max | 0.15/0.35 | 0.70/0.90 | - | 0.25/0.35 | - | - | - | - | - |
Remarks: As impurities Cu content for each grade shall not exceed 0.30% |
JIS G 4804 (1983) RESULPHYRIZED CARBON STEELS
Designation of grade | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %Pb | %W | %B | %Co | %Al |
SUM 11 | 0.080/0.13 | 0.30/0.60 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 12 | 0.080/0.13 | 0.60/0.90 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 21 | 0.13 max | 0.70/1.00 | 0.16/0.23 | 0.070/0.12 | Refer note | - | - | - | - | - | - | - | - | - |
SUM 22 | 0.13 max | 0.70/1.00 | 0.24/0.33 | 0.070/0.12 | Refer note | - | - | - | - | - | - | - | - | - |
SUM 22L | 0.13 max | 0.70/1.00 | 0.24/0.33 | 0.070/0.12 | Refer note | - | - | - | - | 0.10/0.35 | - | - | - | - |
SUM 23 | 0.090 max | 0.75/1.05 | 0.26/0.35 | 0.040/0.090 | Refer note | - | - | - | - | - | - | - | - | - |
SUM 23L | 0.090 max | 0.75/1.05 | 0.26/0.35 | 0.040/0.090 | Refer note | - | - | - | - | 0.10/0.35 | - | - | - | - |
SUM 24L | 0.15 max | 0.85/1.15 | 0.26/0.35 | 0.040/0.090 | Refer note | - | - | - | - | 0.10/0.35 | - | - | - | - |
SUM 25 | 0.15 max | 0.50/1.40 | 0.30/0.40 | 0.070/0.12 | Refer note | - | - | - | - | - | - | - | - | - |
SUM 31 | 0.14/0.20 | 1.00/1.30 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 31L | 0.14/0.20 | 1.00/1.30 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | 0.10/0.35 | - | - | - | - |
SUM 32 | 0.12/0.20 | 0.60/1.10 | 0.10/0.20 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 41 | 0.32/0.39 | 1.35/1.65 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 42 | 0.37/0.45 | 1.35/1.65 | 0.080/0.13 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
SUM 43 | 0.40/0.48 | 1.35/1.65 | 0.24/0.33 | 0.040 max | Refer note | - | - | - | - | - | - | - | - | - |
Note : 1. As to silicon no requirement shall be provided as a rule. If the need arises, such range or limiting values as 0.10% and under 0.10 to 0.20% or 0.15 to 0.35% may be selected to be used by agreement between the manufacturer and purchaser. 2. When lead content is reported it shall be expressed by the range of 0.10 to 0.35 % |
JIS G 4805 (1970) HIGH CARBON CHROMIUM BEARING STEELS
Symbol | %C | %Mn | %S | %P | %Si | %Cr | %Ni | %Mo | %V | %Pb | %W | %B | %Co | %Al |
SUJ 1 | 0.95/1.10 | 0.50 max | 0.025 max | 0.025 max | 0.15/0.35 | 0.90/1.20 | - | - | - | - | - | - | - | - |
SUJ 2 | 0.95/1.10 | 0.50 max | 0.025 max | 0.025 max | 0.15/0.35 | 1.30/1.60 | - | - | - | - | - | - | - | - |
SUJ 3 | 0.95/1.10 | 0.90/1.15 | 0.025 max | 0.025 max | 0.40/0.70 | 0.90/1.20 | - | - | - | - | - | - | - | - |
SUJ 4 | 0.95/1.10 | 0.50 max | 0.025 max | 0.025 max | 0.15/0.35 | 1.30/1.60 | - | 0.10/0.25 | - | - | - | - | - | - |
SUJ 5 | 0.95/1.10 | 0.90/1.15 | 0.025 max | 0.025 max | 0.40/0.70 | 0.90/1.20 | - | 0.10/0.25 | - | - | - | - | - | - |
| | | | | | | | | | | | | | |
Note : 1. The steels shall not contain more than 0.25% of Ni and Cu respectively as impurites except that Cu in wire steel shall not exceed 0.20% SUJ 1, SUJ 2 and SUJ 3 shall not contain more than 0.080 % of Mo 2. Not more than 0.25% of elements other than those specified in Table 2 may be added 3.When steel worked in the acid furnaces the steels may contain P and S up to 0.030% respectively and SUJ 1,SUJ 2,and SUJ 4 may contain Si up to 0.40% |