Shandong Weiao Metal Products Co., Ltd
Shandong Weiao Metal Products Co., Ltd
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304 310S 316L 321 cold rolled 8k mirror polished hairline satin welded seamless ss pipe
Stainless steel is an alloy of Iron with a minimum of 10.5% Chromium. Chromium produces a thin layer of oxide on the surface of the steel known as the 'passive layer'. This prevents any further corrosion of the surface. Increasing the amount of Chromium gives an increased resistance to corrosion.
| Product Name | stainless steel round tube |
| Material | stainless steel |
| Surface | Pickling/Bright/Polished |
| Standard | ASTM DIN GB JIS EN |
| Grade | 201, 304, 316, 304L, 316L, 321, 347H, 2205, 2520, 904L, etc. |
| Technique | Cold Rolled Hot Rolled |
| Certification | ISO9001, SGS, BV |
| Used | Building Industry Machinery, etc. |
| MOQ | 1 Ton |
| Payment terms | L/C at sight or T/T (30% as deposit) |
| Packing | Export standard package or as customers' request |
| Delivery time | Usually 7-15 dyas, or upon negotiation |
| price terms | FOB,CRF,CIF,EXW all acceptable |
What is stainless steel
Stainless steel also contains varying amounts of Carbon, Silicon and Manganese. Other elements such as Nickel and Molybdenum may be added to impart other useful properties such as enhanced formability and increased corrosion resistance.
| Grade | C Max | Mn Max | P Max | S Max | Si Max | Cr | Ni | Mo |
| 301 | 0.15 | 2.00 | 0.05 | 0.03 | 1.00 | 16.00-18.00 | 6.00-8.00 | |
| 302 | 0.15 | 2.00 | 0.04 | 0.03 | 1.00 | 17.00-19.00 | 8.00-10.00 | |
| 304 | 0.07 | 2.00 | 0.05 | 0.03 | 1.00 | 18.00-20.00 | 8.00-10.50 | |
| 304L | 0.03 | 2.00 | 0.05 | 0.03 | 1.00 | 18.00-20.00 | 9.00-13.00 | |
| 301S | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 24.00-26.00 | 19.00-22.00 | |
| 316 | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 16.00-18.00 | 10.00-14.00 | 2.00-3.00 |
| 316L | 0.03 | 2.00 | 0.05 | 0.03 | 1.00 | 16.00-18.00 | 12.00-15.00 | 2.00-3.00 |
| 321 | 0.08 | 2.00 | 0.05 | 0.03 | 1.00 | 17.00-19.00 | 19.00-13.00 | |
| 430 | 0.12 | 1.00 | 0.04 | 0.03 | 0.75 | 16.00-18.00 |