• Model NO.：ASTM A36, SAE1020
• Transport Properties：Container or Bulk
• Thickness：6-700
• Place of Origin：Henan China (Mainland)
• Brand Name：Wuganghongxing
• Delivery Time：Average 30 Days
• Quality：Top Quality
• Transport Package：Bundle, Loose
• Specification：special conditiion
• Trademark：wghongxing
• Origin：Wugang, Henan, China
• Production Capacity：50000metric Ton, Month

Basic Info.

Model NO. ASTM A36, SAE1020 Transport Properties Container or Bulk Thickness 6-700 Place of Origin Henan China (Mainland) Brand Name Wuganghongxing Delivery Time Average 30 Days Quality Top Quality Transport Package Bundle, Loose Specification special conditiion Trademark wghongxing Origin Wugang, Henan, China Production Capacity 50000metric Ton/ Month

Product Description

Product Description

seamless steel pipe A106 GrB 20# c20
 
1.Standard:
GB8162-2008   GB/T8163-2008   GB3087-2008   GB9948-2006   GB5310-2008
 
2.Chemical composition
C :0.17%~0.2% Si:0.17%~0.37%  Mn:0.35%~0.65%  S :≤0.035%  P :≤0.035%  Cr:≤0.25% Ni:≤0.25%  Cu:≤0.25%
 
3.Mechanical property
Tensile strength σb (MPa):≥410(42),Yield strength σs (MPa):≥245(25) Elongation δ5 (%):≥25 Reduction area  ψ (%):≥5
 
4.Processing
Hot-rolled (extruded seamless pipe): round tube → heating → perforation → three-roll rolling, rolling or extrusion → → set off the pipe diameter (or reducing) → cooling → → straightening → billet tube inspection Wall thickness → hydrostatic test (or testing) → mark → storage.
 
5.Delivery condition:hot rolled
 
6.Size offer:
OD:20-356   Thickness:5-70mm,Length:3-5.8m, or as required