Customization: | Available |
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Type: | Welded |
Technique: | ERW |
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ERW Square and Rectangular Steel Pipes and Tubes for Shipbuilding and Bridge Structure
Buying ms hollow section steel square tube from China? We are your brain!Item | MS hollow mild square erw square and rectangular Steel Pipes and Tubes |
Material | SPHC, Q195,Q215,Q235,Q345,SAE1010,SAE1020, API Standard material, ASTM A53 A,B |
Wall thickness | 0.5-20 mm |
outer diameter | SHS: 15*15-400*400mm, RHS: 20*25-400*300mm |
Length | 2m-12m or as per customers' requirement |
Thickness Tolerance | + 5%- |
Surface Treatment | Black painting/varnished surface,anti-corrosion oil, galvanized |
Pipe end | Plain end |
Marking | As per customer's requirement |
International Standard | ASTM A500, GB/T6728-2002 |
Usage | Mechanical & manufacture, Steel structure,Shipbuilding, Bridging ,Automobile chassis |
Certificate | ISO,BV,API |
ODM/OEM | available |
Grade | C | Mn | Si | S | P | UTS(MPa) | YS(MPa) | EI(%) |
Q235B | 0.12-0.20 | 0.30-0.70 | 0.30 | 0.045 | 0.045 | 375-500 | 235 | 26 |
Q345B | 0.12-0.20 | 1.20-1.60 | 0.20-0.55 | ≤0.045 | ≤0.045 | 510-600 | 345 | 22 |
20#(GB) | 0.17-0.23 | 0.38-0.65 | 0.17-0.37 | ≤0.030 | ≤0.030 | 410-550 | ≥245 | ≥20 |
Tianjin JN Steel Pipe Co., Ltd is our factory and Tianjin Kuifang International Co., Ltd is our import and export company, we do steel pipe business since 1985, our main products are black welded steel pipe(round,square,rectangular),galvanized steel pipe(round,square,rectangular), gi pipe, steel strip,cooperated products are galvanized steel coil, angle steel, beam etc,welcome you visit our factory
Q: Are you trading company or manufacturer ?
A: Yes ,we are the manufacturer,welcome to visit our company.