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GB/T 8162 Seamless steel pipe for structural
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GB/T 8162 Seamless steel pipe for structural
Still deciding? Get samples first, Contact US !
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Product Description
The implementation of GB/T 8162 standard steel pipe for structural seamless steel pipe, can be bent, rolled edges and similar processing molding, also suitable for welding operations. Carbon steel pipe material grade (chemical composition) of 10, 20, 35, 45, 20Mn, 25Mn, etc., alloy steel pipe material grade (chemical composition) of Q345, Q420 40Mn2, 25Mn, etc., the use of hot forming or cold-drawn manufacturing process.
Product Size
Outer diameter: 21.3～610mm
Wall thickness: 2.77～70.00mm
End: Flat end
Length: 3 to 12 meters or SRL, DRL, double-footed and fixed-footedProduct Packaging
The outer surface is oiled or varnished/black painted, also hot-dip galvanized, and strapped with steel straps.
Chemical composition
C Si Mn P S Cr Ni Cu ≤，% 10 0.07～0.13 0.17～0.37 0.35～0.65 0.035 0.035 0.15 0.30 0.25 20 0.17～0.23 0.17～0.37 0.35～0.65 0.035 0.035 0.25 0.30 0.25 35 0.32～0.39 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.30 0.25 45 0.42～0.50 0.17～0.37 0.50～0.80 0.035 0.035 0.25 0.30 0.25 20Mn 0.17～0.23 0.17～0.37 0.70～1.00 0.035 0.035 0.25 0.30 0.25 25Mn 0.22～0.29 0.17～0.37 0.70～1.00 0.035 0.035 0.25 0.30 0.25 Product Mechanical Properties
Tensile strength ≥, MPa Yield strength ≥, MPa Elongation after break ≥, % thickness≤16mm 16mm＜thickness≥30mm thickness＞30mm 10 335 205 195 185 24 15 375 225 215 205 22 20 410 245 235 225 20 25 450 275 265 255 18 35 510 305 295 285 17 45 590 335 325 315 14 20Mn 450 275 265 255 20 25Mn 490 295 285 275 18 Application
Typically used in the construction of machinery, automobiles, bicycles, furniture, appliances and other mechanical components.
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Yantai Pipe industry Co., Ltd.,
E-mail: info@yantaipipe.cn
WhatsApp: 8615653819370
Tel: 0086-535-6281117
Add: No. 161 Changjiang Road, FTZ, Yantai , China