China JIS 3444 Stkm 11A Stkm 12A Stkm 12b Stkm 12c Seamless Carbon Steel Pipe, Find details about China Stkm 12A Steel Pipe, Stkm 11A Steel Pipe from JIS 3444 Stkm 11A Stkm 12A Stkm 12b Stkm 12c Seamless Carbon Steel Pipe
| Grade | Designation | Chemical Composition % | |||||
| C | Si | Mn | P | S | |||
| 11 | A | STKM 11A | 0.12 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. |
| 12 | A B C | STKM 12A STKM 12B STKM 12C | 0.20 max. | 0.35 max. | 0.60 max. | 0.040 max. | 0.040 max. |
| 13 | A B C | STKM 13A STKM 13B STKM 13C | 0.25 max. | 0.35 max. | 0.30 ~0.90 | 0.040 max. | 0.040 max. |
| 14 | A B C | STKM 14A STKM 14B STKM 14C | 0.30 max. | 0.35 max. | 0.30 ~1.00 | 0.040 max. | 0.040 max. |
| 15 | A B | STKM 15A STKM 15B | 0.25 ~0.35 | 0.35 max. | 0.30 ~1.00 | 0.040 max. | 0.040 max. |
| 16 | A B | STKM 16A STKM 16B | 0.35 ~0.45 | 0.40 max. | 0.40 ~1.00 | 0.040 max. | 0.040 max. |
| 17 | A B | STKM 17A STKM 17B | 0.45 ~0.55 | 0.40 max. | 0.40 ~1.00 | 0.040 max. | 0.040 max. |
| 18 | A B C | STKM 18A STKM 18B STKM 18C | 0.18 max. | 0.55 max. | 1.50 max. | 0.040 max. | 0.040 max. |
| cite from JIS G3445-2004 edition | |||||||
| KEY WORDS |
| API 5L line pipe |
| STB340 without coating line pipe |
| ASTM A53 line pipe |
| 6m Gr.B API5L line pipe |
| black painting line pipe |
| sch80 black painting line pipe |
| 12inch STD API5L line pipe |
| carbon steel line pipe |
| API 5L carbon steel line pipe |
| seamless carbon steel line pipe |
| G.L PIPE |
| galvanized pipe |
| Carbon Construction Pipe steel pipe |