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Standard scope:
| Standard | Grade | Uses | Sizes |
|
JIS G3429 |
STH38, STH55, STH67 |
Seamless Steel Tubes in High Pressure Gas Cylinder |
/ |
|
JIS G3439 |
STO-G, STO-H, STO-J, STO-N, STO-C, STO-D, STO-E |
Seamless Steel Oil Well, Casing, Tubing and Drill Pipe |
/ |
|
JIS G3441 |
SCr 420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM435TK, SCM440TK |
Alloy Steel Tubes for General Structural Purpose |
21.7-1016.0mm |
|
JIS G3444 |
STK 30, STK 41, STK 50, STK 51, STK 55 |
Carbon Steel Pipe for General Structural Purpose |
/ |
|
JIS G3445 |
STKM11A,STKM12A, STKM12B, STKM12C, STKM13A, STKM13B, STKM13C, STKMI4A, STKM14B, STKM14C, STKM15A, STKM18C, STKM16A, STKM18C, STKM17A, STKM17C, STKM18A, STKM18B, STKM18C |
Carbon Steel Tubes for Machine Structural Purposes |
10.5-660.4 mm |
|
JIS G3454 |
STPG 38, STPG 42 |
Carbon Steel Pipes for Pressure Service |
10.5-660.4 mm |
|
JIS G3455 |
STS 38, STS 42, STS 49 |
Carbon Steel Pipes for High Pressure Service |
10.5-660.4 mm |
|
JIS G3456 |
STPT 38, STPT 42, STPT 49 |
Carbon Steel Pipes for High Temperature Service |
10.5-660.4 mm |
|
JIS G3458 |
STPA 12, STPA 20, STPA 22, STPA 23, STPA 24, STPA 25, STPA 26 |
Alloy Steel Pipes for Service |
10.5-660.4 mm |
|
JIS G3460 |
STPL 39, STPL 46, STPL 70 |
Steel Pipes for Low Temperature Service |
15.9-139.8 mm |
|
JIS G3461 |
STB 35, STB 42, STB 52 |
Carbon Steel Boiler and Heat Exchanger Tubes |
15.9-139.8 mm |
|
JIS G3462 |
STBAl2, STBAM, STBA20, STBA22, STBA23, STBA24, STBA25, STEA26 |
Alloy Steel Boiler and Heat Exchanger Tubes |
15.9-139.8 mm |
|
JIS G3464 |
STBL 39, STBL46, STBL 70 |
Steel Heat Exchanger Tubes for Low Temperature Service |
15.9-139.8 mm |
|
JIS G3465 |
STM-055, STM-C65, STM-R60, STM-1170, STM-1180, STM-R85 |
Seamless Steel Tubes for Drilling |
Casing: 43-142mm / Hollow Pipes: 34-180mm / Drilling:33.5-50mm |
|
JIS G3467 |
STF 42, STFAl2, STFA22, STFA23, 5TFA24, STFA23, STFA26 |
Steel Tubes for Fired Heater |
60.5-267.4mm |
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