Chemical Composition of JIS G3445 Structural seamless pipe
| Grade | Chemical Composition % | |||||
| C | Si | Mn | P | S | Nb or V | |
| STKM11A | ≤0.12 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | ▾ |
| STKM12A | ≤0.20 | ≤0.35 | ≤0.60 | ≤0.040 | ≤0.040 | - |
| STKM12B | ||||||
| STKM12C | ||||||
| STKM13A | ≤0.25 | ≤0.35 | 0.30~ 0.90 |
≤0.040 | ≤0.040 | - |
| STKM13B | ||||||
| STKM13C | ||||||
| STKM14A | ≤0.30 | ≤0.35 | 0.30~ 1.00 |
≤0.040 | ≤0.040 | - |
| STKM14B | ||||||
| STKM14C | ||||||
The specification of JIS 3445 Mechanical Steel Tube :
Grade: STKM11A, STKM12(A,B,C), STKM13(A,B,C), STKM14(A,B,C)
OD: 19.05mm ~ 114.3mm
WT: 2.0mm ~ 14 mm
Length: max 16000mm
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FAQ
Q:Do you offer a service for customized products?
Yes, we can produce according to your specifications and drawings.
Q:Can you assist me in importing steel products for the first time?
Yes, we have shipping agent who will arrange the shipment with you.
Q. What is your delivery time?
Within 7 working days after receiving your balance payment.
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