Jiangsu Hai Yi Da Metal Products Co., Ltd
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China Factory Direct Sale 321 430 SS Pipe Customized 2B Mirror Hairline Stainless Steel Seamless Pipe
Products discription
Stainless steel pipe is an economical section steel and an important product in the steel industry. It can be widely used in life decoration and industry. Many people in the market use it to make stair handrails, window guards, railings, furniture, etc.
| Product Item | 2B HL Surface 321 430 Stainless Steel Seamless Pipe |
| Outer diameter | 6mm -- 180mm |
| Thickness | 0.3mm - 3mm |
| Length | As customer’s requirements |
| Standard | ASTM A554, A249, A269 and A270 |
| Surface | 180G, 240G, 320G Satin / Hairline 400G, 600G Mirror finish |
| Tolerance | a) Outer Diameter : + / - 0.2mm |
| b) Thickness: + / - 0.02mm | |
| c) Length: + / - 5mm | |
| Application | handrail, railing, staircase, weldmesh screen, door, window, balcony, fence, bench, furniture, etc |
| Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT |
| Material Grade | 321: Ni 20%, Cr 25% |
| 430: Ni 0.6%, Cr 17% |
Stainless Steel Pipe Other Types
| stainless steel pipe | shape | grade | type |
| Round | 321 430 | seamless / welded | |
| Square | 321 430 | welded | |
| Rectangular | 321 430 | welded |
