Oil Construction JIS G3445 0.4μm Seamless Steel Pipe
PIC-(Oil Construction JIS G3445 0.4μm Seamless Steel Pipe)
| Thickness: | SCH5S, SCH10S, SCH20S,SCH20, SCH30 | Surface Treatment: | Galvanized, Natural, Anticorrosive 3PE Coated,polyurethane Foam Insulation |
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| Outside Diameter: | 21.3mm-609.6mm | Technic: | Hot Piercing Processing Technic |
| Application: | Oil Pipe Line, Gas Pipe, Fluid Pipe Etc | Port: | Tianjin |
| High Light: |
0.4μm Seamless Steel Pipe
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JIS G3445 Stkm13A Cold Rolled Precision Seamless Steel Pipe For Oil Gas Construction
Seamless steel pipes are used in a range of applications in all different industries, including petrochemical, environmental, energy, fluid water, building and more. We can help you with the right products for your unique application.
| Standard & Material | Carbon Steel | ASTM A519 Standard | MT1010, MT1020, 1008, 1010, 1018, 1020, 1025, 1030, 1045, 1518 |
| JIS G3445 Standard | STKM11A STKM12A STKM12B STKM12C STKM13A STKM13B STKM13C STKM14A STKM14B STKM14C STKM15A STKM15C STKM16A STKM16C STKM17A STKM17C STKM18A STKM18B STKM18C STKM19A STKM19C STKM20A | ||
| JIS G3473 Standard | STC370, STC440, STC510A, STC510, STC540, STC590A, STC590B | ||
| DIN 2391 Standard | St 35, St45, St52 | ||
| EN 10297-1 Standard | E235, E275, E315, E355, E470 | ||
| EN 10305-1 Standard | E215, E235, E355 | ||
| EN 10305-4 Standard | E215, E235, E355 | ||
| BS 6323-3 Standard | HFS 3, HFS 4, HFS 5, HFS 8 | ||
| NF A49-311 | TU 37-b, TU 52-b, TU 56-b, TU XC35 | ||
| Alloy Steel | ASTM A519 Standard | 1345, 3140, 4130, 4135, 4140, 4150, 4320, 4340, 5120, 5130 | |
| JIS G3429 Standard | STH11, 12 STH21, 122 STH31 | ||
| JIS G3441 Standard | SCR420TK, SCM415TK, SCM418TK, SCM420TK, SCM430TK, SCM440TK | ||
| Stainless Steel | ASTM A511 Standard | MT304, MT304L, MT310S, MT316, MT316L, MT317, MT321, MT347, MT403, MT410, MT431 | |
| ISO Standard | NACE MR-0175 | ||
Size |
Size Range | Tolerance | |
| OD | 6-325mm | -0.035 -- +0.045mm | |
| ID | 2-250mm | ±0.035mm | |
| WT | 1-32mm | depends on sizes | |
| Length | random or fixed length | +0-3.5mm | |
| Straightness | 0.15:1000, 0.4:1000, 0.5:1000 1:1000 or customized | ||
| Surface Roughness | Ra 0.02-0.4μm | ||
Chemical Composition
| Steel Grade | C(%) | Si(%) | Mn(%) | P(%) | S(%) | Nb/V(%) |
| STKM11A | ≤0.12 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
| STKM12A | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
| STKM12B | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
| STKM12C | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
| STKM13A | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
| STKM13B | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
| STKM13C | ≤0.25 | ≤0.35 | 0.30~0.90 | ≤0.040 | ≤0.040 | - |
| STKM14A | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
| STKM14B | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
| STKM14C | ≤0.30 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
| STKM15A | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
| STKM15C | 0.25~0.35 | ≤0.35 | 0.30~1.00 | ≤0.040 | ≤0.040 | - |
Mechanical Properties
| Steel Grade | Tensile Strength(N/mm²) | Yield Strength(N/mm²) |
| STKM11A | ≥290 | - |
| STKM12A | ≥340 | ≥175 |
| STKM12B | ≥390 | ≥275 |
| STKM12C | ≥470 | ≥355 |
| STKM13A | ≥370 | ≥215 |
| STKM13B | ≥440 | ≥305 |
| STKM13C | ≥510 | ≥380 |
| STKM14A | ≥410 | ≥245 |
| STKM14B | ≥500 | ≥355 |
| STKM14C | ≥550 | ≥410 |
| STKM15A | ≥470 | ≥275 |
| STKM15C | ≥580 | ≥430 |