JIS G3460 low tempreture steel tube
-JIS G3460 STPL380, STPL450, STPL690 Chemical Composition:
| Steel Grade | Chemical Composition % |
| C | Si | Mn | P | S | Ni |
| STPL 380 | 0.25 max. | 0.35 max. | 1.35 max. | 0.035 max. | 0.035 max. | 3.20 ~ 3.80 |
| STPL 450 | 0.18 max. | 0.10~0.35 | 0.30~0.60 | 0.030 max. | 0.030 max. | 3.20 ~ 3.80 |
| STPL 690 | 0.13 max. | 0.10~0.35 | 0.90 max. | 0.030 max. | 0.030 max. | 8.50 ~ 9.50 |
-JIS G3460 STPL380, STPL450, STPL690 Mechanical Property:
| Steel Grade | Tensile strength | Yield point or proof stress | Elongation % |
| kgf/mm2 {N/mm2} | kgf/mm2 {N/mm2} | No. 11 or No. 12 test piece | No. 5 test piece | No. 4 test piece |
| Longitudinal | Transverse | Longitudinal | Transverse |
| STPL 380 | 39 {382}min. | 21{206} min. | 35 min. | 25 min. | 30 min. | 22 min. |
| STPL 450 | 46{451} | 25{245} min. | 30 min. | 20 min. | 24 min. | 16 min. |
| STPL 690 | 70{686} | 53{520} min. | 21 min. | 15 min. | 16 min. | 10 min. |
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FAQ:
Q: Are you trading company or manufacturer?
A: We are a professional steel pipes materials manufacturer.
Q: How long is your delivery time?
A: Generally it takes 7-14 days if the goods are in stock or 30-60 days if there is no stock, this mainly depends on quantity.
Q: Do you provide free sampleas?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us.
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