TORICH INTERNATIONAL LIMITED
TORICH INTERNATIONAL LIMITED The Steel Tube Maker
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Main uses of S31803 stainless steel pipe:
Neutral chloride environment / oil refining industry / petrochemical and chemical industry / pipeline for chemical industry / oil and natural gas industry / pulp and paper industry / fertilizer industry / urea industry / phosphate fertilizer industry / seawater environment / energy and environmental protection industry / light industry and food industry / equipment of food and pharmaceutical industry / high strength structure
| Product Name | Seamless Duplex Stainless Steel Pipe for Ship building |
| Standard | ASTM A789, A312, A790, GB/T13296, GB/T14976 |
| Size | OD: 6-530 mm WT: 1-30 mm Length : max 15m |
| Type | Seamless and Welded |
| Material | S32750, S31803, S32760, S32205 |
Chemical Composition
| Steel Grade | C | Mn | Si | S | P | Cr | Ni | Mo Cu | N |
| S32750(2507) 00Cr25Ni7Mo4N | ≤0.03 | ≤1.20 | ≤0.80 | ≤0.020 | ≤0.035 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 ≤0.50 | 0.24-0.32 |
| S31803/S32205 (2205) 00Cr22Ni5Mo3N | ≤0.03 | ≤2.00 | ≤1.0 | ≤0.02 | ≤0.030 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| S31500(3RE60) 00Cr18Ni5Mo3Si2 | ≤0.03 | 1.2-2.0 | 1.4-2.0 | ≤0.030 | ≤0.030 | 18.0-19.0 | 4.25-5.25 | 2.5-3.0 | 0.05-0.10 |
Mechaniacl Properties
| Steel Grade | Heat Treating | Tensile Strength Mpa | Yeild Strength Mpa | Elongation % | Hardness Brinell Rockwell | |
| S32750(2507) 00Cr25Ni7Mo4N | 1025-1125℃ water cooling | ≥800 | ≥550 | ≥15 | ≤310 | ≤32 |
| S31803/S32205 (2205) 00Cr22Ni5Mo3N | 1020-1100℃ water cooling | ≥620 | ≥450 | ≥25 | ≤290 | ≤30.5 |
| S31500(3RE60) 00Cr18Ni5Mo3Si2 | 980-1040℃ water cooling | ≥630 | ≥440 | ≥30 | ≤290 | ≤30.5 |
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Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
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