Wenzhou Zheheng Steel Industry Co.,Ltd
To provide safe and reliable high quality stainless steel ,nickel alloy pipes and fittings
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Standard seamless stainless steel stove pipe 6 inch / 8 inch sizes metric steel and pipe /steel gas pipe
Zheheng steel is a manufacturer of stainless steel stove pipe,stainless steel pipe 6 inch ,stainless steel pipe 8 inch ,steel gas pipe and on different size as per customer requirments ,with a history of more than 20 years, the main production and sales of 304, 304, 316, 310 s, 904 l, 904 l, 347 h, such as stainless steel pipe, stainless steel seamless tube, stainless steel, stainless steel boiler tube heat exchange tube, stainless steel welded pipe price is favorable, complete inventory spot commonly used stainless steel pipe.With years of production experience and management philosophy, the company has been introducing and absorbing the r&d and management of advanced manufacturers at home and abroad, and has international production,
More description about our product range:
| Standard | ASTM A213, A312, A269 and A270 | |||||
| Material Grade | 201: Ni 0.8%~1% | |||||
| 202: Ni 3.5%~4.5% | ||||||
| 304: Ni 8%, Cr 18% | ||||||
| 316: Ni 10%, Cr 18% | ||||||
| 316L: Ni10%~14% | ||||||
| 430: Cr16%~18% | ||||||
| Outer Diameter | 6mm--630mm | |||||
| Thickness | 0.2mm - 710mm | |||||
| Length | 6m or as customers' request | |||||
|
Tolerance | a) Outer Diameter: +/- 0.2mm | |||||
| b) Thickness: +/- 0.02mm | ||||||
| c) Length: +/- 5mm | ||||||
| Surface | 180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish | |||||
| Application | Sanitary, food industry, Decoration, construction, upholstery, industry instrument | |||||
| Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT | |||||
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Chemical Composition of Material | Material
Composition | 201 | 202 | 304 | 316 | 430 |
| C | ≤0.15 | ≤0.15 | ≤0.08 | ≤0.08 | ≤0.12 | |
| Si | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | ≤1.00 | |
| Mn | 5.5-7.5 | 7.5-10 | ≤2.00 | ≤2.00 | ≤1.00 | |
| P | ≤0.06 | ≤0.06 | ≤0.045 | ≤0.045 | ≤0.040 | |
| S | ≤0.03 | ≤0.03 | ≤0.030 | ≤0.030 | ≤0.030 | |
| Cr | 16-18 | 17-19 | 18-20 | 16-18 | 16-18 | |
| N | 3.5-5.5 | 4-6 | 8-10.5 | 10-14 | ||
| Mo | 2.0-3.0 | |||||
|
Mechanical Property | Material Item | 201 | 202 | 304 | 316 | |
| Tensile Strength | ≥535 | ≥520 | ≥520 | ≥520 | ||
| Yield Strength | ≥245 | ≥205 | ≥205 | ≥205 | ||
| Extension | ≥30% | ≥30% | ≥35% | ≥35% | ||
| Hardness (HV) | <253 | <253 | <200 | <200 | ||
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