21 mm 201/304/316/430 Decorative Stainless Steel Pipe
1. Seamless stainless steel pipe:
Size-- 1/8" to 24"(DN6-600)
Material--304, 304L, 316, 316L, 317, 309, 202, 312, 310, 347 etc
Standard--ASTM A213/A312/A269/A270
2. Welded stainless steel pipe:
Size-- 1/8" to 48"(DN6-1200)
Material--304, 304L, 316, 316L, 317, 309, 202, 312, 310, 347 etc
Standard--ASTM A312/A249/A270/A554
3. Aplication: Boiler, heater exchanger, food, paper making, metallurgy, shipbuilding, environmental protection, pressure container, water, electricity etc.
| Name | Stainless Steel Pipe | |||||
| Standard | GB12770,GB12771,ASTM A249,ASTM A269,ASTMA270,ASTMA312,ASTMA554,JIS G 3463 | |||||
| Material Grade | 304,316,201,202,316L,430 | |||||
| Main Material | a) 201 (Ni0.8%-1%) | |||||
| b) 202 (Ni: 3.5%-4.5%) | ||||||
| c) 304 (Ni: 8% Cr: 18%) | ||||||
| d) 316 (Ni: 10% Cr: 18%) | ||||||
| Thickness | 0.5-2.0mm | |||||
| Length | 15x15,18x18,20x20,23.5x23.5 or as customers' request | |||||
| Tolerance | a)Outer Diameter; +/-0.2mm | |||||
| b)Thickness; +/-0.03mm | ||||||
| c)Length;+/-5mm | ||||||
| Surface | 180G, 320G, 400G Satin / Hairline | |||||
| 400G, 500G, 600G or 800G Mirror finish | ||||||
| Application | Electronics | |||||
| Test | Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT | |||||
| Chemical Composition of 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 | 12.5-14.5 | 15-18 | 18-20 | 16-18 | 16-18 | |
| Ni | 0.8-1.5 | 46 | 8-10.5 | 1014 | ||
| Mo | 2.0-3.0 | |||||
| Mechanical Proper | 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) | ||||||
1. Seamless stainless steel pipe: Size-- 1/8" to 24"(DN6-600) Material--304, 304L, 316, 316L, 317, 309, 202, 312, 310, 347 etc Standard--ASTM A213/A312/A269/A270 2. Welded stainless steel pipe: Size-- 1/8" to 48"(DN6-1200) Material--304, 304L, 316, 316L, 317, 309, 202, 312, 310, 347 etc Standard--ASTM A312/A249/A270/A554 3. Aplication: Boiler, heater exchanger, food, paper making, metallurgy, shipbuilding, environmental protection, pressure container, water, electricity etc. Name Stainless Steel Pipe Standard GB12770,GB12771,ASTM A249,ASTM A269,ASTMA270,ASTMA312,ASTMA554,JIS G 3463 Material Grade 304,316,201,202,316L,430 Main Material a) 201 (Ni0.8%-1%) b) 202 (Ni: 3.5%-4.5%) c) 304 (Ni: 8% Cr: 18%) d) 316 (Ni: 10% Cr: 18%) Thickness 0.5-2.0mm Length 15x15,18x18,20x20,23.5x23.5 or as customers' request Tolerance a)Outer Diameter; +/-0.2mm b)Thickness; +/-0.03mm c)Length;+/-5mm Surface 180G, 320G, 400G Satin / Hairline 400G, 500G, 600G or 800G Mirror finish Application Electronics Test Squash test, extended test, water pressure test, crystal rot test, heat treatment, NDT Chemical Composition of 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 12.5-14.5 15-18 18-20 16-18 16-18 Ni 0.8-1.5 46 8-10.5 1014 Mo 2.0-3.0 Mechanical Proper 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)
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