
21 mm Polish 400 Guardrail Steel 201 Stainless Steel Pipe 304 for Fence
Guangzhou Kingmetal Steel Industry Co., Ltd.- Usage:Pipeline Transport, Machinery Industry, Chemical Industry, Mining, Special Purpose
- Surface Treatment:Polished
- Technique:ERW
- Material:Stainless Steel
- Type:Welded
- Section Shape:Round
Base Info
- Specification:according to the requirment
- Transport Package:in Bundles or Wooden Box
- Size:21mm
- Staindard:ASTM A554
- Quality:Good Quality
- Brand:Bao Steel
- Grade:304, 304L, 316, 316L, 317, 309, 202, 312, 310, 347
- Name:Fence Pipe, Decorative Pipe
- Model NO.:WAN125
- Trademark:Kingmetal
- Origin:China
- HS Code:73061100
- Production Capacity:1000 Ton,Month
Description
Stainless Steel PipeStandard 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) <253 <253 <200 <200
what we do of steel pipes ?

GUANGZHOU KINGMETAL STEEL INDUSTRY CO., LTD. is an Industry Group Company. It is a professional company in designing, producing and selling steel pipe, pipe fittings, flanges, valves . We have our own big factories with modern machine line to make high quality products, which is mainly to be exported to oversea markets.
We are pure-hearted and awaiting for your kind attention to our company. ...
what we do of steel pipes ?

GUANGZHOU KINGMETAL STEEL INDUSTRY CO., LTD. is an Industry Group Company. It is a professional company in designing, producing and selling steel pipe, pipe fittings, flanges, valves . We have our own big factories with modern machine line to make high quality products, which is mainly to be exported to oversea markets.
We are pure-hearted and awaiting for your kind attention to our company. ...