Steel & Products

Home > Product > Steel Pipe & Tube

Square/Rectangle Seamless/Welded Steel Pipes Square Tubes

Qingdao Ironsteel International Trading Co., Ltd.
  • Type：Seamless,Welded
  • Technique：Cold Drawn, ERW
  • Material：Carbon Steel, Alloy Steel,
  • Surface Treatment：Bare Pipe, Black Pipe
  • Usage：Construction & Decoration, Special Purpose
  • Section Shape：Square, Rectangle

Base Info

  • Model NO.：square pipe
  • Length：6meters, 9meters, 12meters
  • Surface：Black Painting, Bare Pipe
  • Size：20mm~600mm
  • Thickness：2mm~20mm
  • Transport Package：Standard Seaworthy Packing
  • Specification：ASTM, JIS, DIN
  • Origin：China
  • HS Code：73066100
  • Production Capacity：2000tons Per Month

Description

Square tube (mm)Rectangle tube (mm)16×16×0.4~1.5380×380×8.0~14.010×20×0.6~1.5250×150×6~12.018×18×0.4~1.5400×400×8.0~14.014×21×0.6~1.5250×100×6~12.020×20×0.4~1.5420×420×10.0~14.015×30×1.5~1.5250×200×6~12.025×25×0.6~2.0450×450×10.0~14.015×38×0.6~1.5300×150×6~12.030×30×0.6~4.0480×480×10.0~14.020×30×0.6~2.0300×200×6~12.034×34×1.0~2.0500×500×10.0~14.020×40×0.8~2.0300×250×6~12.035×35×1.0~4.0 20×50×1.0~2.0400×250×8~12.038×38×1.0~4.0550×550×10.0~40.022×35×0.9~2.0400×300×8~12.040×40×1.0~4.5600×600×10.0~40.025×40×0.9~3.75450×200×8~12.044×44×1.0~4.5700×700×10.0~40.025×65×1.0~2.0450×250×8~12.045×45×1.0~5.0800×800×10.0~50.030×40×1.0~3.75400×300×8~12.050×50×1.0~5.0900×900×10.0~50.030×45×1.0~3.75400×350×8~12.060×60×1.5~5.01000×1000×10.0~50.030×50×1.0~4.0500×200×10~12.070×70×2.0~6.0 30×60×1.0~4.5500×250×10~12.075×75×2.0~6.0 40×50×1.0~4.5500×300×10~12.080×80×2.0~6.0 40×60×1.0~5.0500×350×10~12.085×85×2.0~6.0 40×80×1.5~5.0500×400×10~12.095×95×2.0~8.0 40×100×2.0~5.0500×450×10~12.0100×100×2.0~8.0 50×60×2.0~5.0 120×120×4.0~8.0 50×80×2.0~5.0600×200×10~28.0150×150×6.0~10.0 50×100×2.0~8.0600×400×10~28.0180×180×6.0~12.0 60×80×2.0~6.0600×500×10~28.0200×200×6.0~12.0 80×100×2.0~8.0800×400×10~28.0220×220×6.0~14.0 120×60×2.5~10.0800×600×10~28.0250×250×6.0~14.0 120×80×2.5~10.0800×700×10~28.0280×280×6.0~14.0 150×100×2.5~12.01000×400×10~28.0300×300×8.0~14.0 180×150×2.5~12.01000×500×10~28.0320×320×8.0~14.0 200×100×4~12.01000×600×10~28.0350×350×8.0~14.0 200×150×4~12.01000×800×10~28Mechanical character & Chemical element of normal material:
Material
Chemical
Composition
(%)Q195CMnSiSP 0.06-0.120.25-0.50≤0.30≤0.050≤0.045 Tensile strength: 315-430(Mpa)Yield strength:195(Mpa)Elongation:33Q235CMnSiSP 0.12-2.00.3-0.70≤0.30≤0.045≤0.045 Tensile strength: 375-460(Mpa)Yield strength:235(Mpa)Elongation:26Q345CMnSiSPV≤0.20≤1.70≤0.55≤0.040≤0.0400.02-0.15Tensile strength: 470-630(Mpa)Yield strength:345(Mpa)Elongation:21