JIS G3445 Grade STKM 11A Carbon Steel Mechanical Tube
GNEE sells over 1,500 tons of seamless and welded steel pipes to various engineering industries every year. Our goal is to ensure that our customers have the highest expectations for the delivery and product quality of JIS G3445 Mechanical Tube.
JIS G 3445 grade STKM 11A Mechanical Tube has a carbon content of up to 012% and a manganese content of up to 060%. These seamless mechanical pipes are manufactured according to JIS specifications and are called cs pipes or ms pipes.
JIS G3445 STKM11A precision steel pipes are mainly used for automobiles and precision mechanical parts of automobiles and cylinders. For pressurization, it is also used for conveying steam, water, gas pipelines.
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JIS G3445 Grade STKM 11A Seamless Tubes Chemical Composition
| Grade | Chemical Composition % | |||||
| C | Si | Mn | P | S | Nb or V | |
| STKM11A | ≤0.12 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | ▾ |
JIS G3445 Grade STKM11A mechanical properties
| Elongation A (%) |
Yield Strength Rp0.2 (MPa) |
Tensile Strength Rm (MPa) |
Impact KV (J) |
Reduction in cross section on fracture Z (%) |
|---|---|---|---|---|
| 13 | 518 (≥) | 424 (≥) | 34 | 23 |
STKM11A equivalent material
| NUMBER | GRADE | ASTM NUMBER | JIS | MECHANICAL | |
|---|---|---|---|---|---|
| D 3517 | Grade 11 A | STKM 11 A | A513 | G-3445 | MT1010 |
JIS G3445 Grade STKM 11A carbon steel pipe

Advantages of GNEE
GNEE pipes and tubes have a wide range of applications in many market sectors, including the oil and gas, petrochemical and construction industries. And we can offer different properties for different purposes (e.g. corrosion protection).
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4.Quality Control
The standardized production process, comprehensive management system, professional testing equipment Special material customization.
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