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Black ERW Carbon Steel Hollow Sections Square Steel Tube

Tianjin Tianyingtai Steel Pipe Co., Ltd.
  • Type：Welded
  • Technique：ERW
  • Material：Carbon Steel
  • Surface Treatment：Black
  • Usage：Pipeline Transport, Boiler Pipe, Oil,Gas Drilling, Construction & Decoration
  • Section Shape：Square

Base Info

  • Model NO.：Q195 Q235 Q345
  • Transport Package：Bundle
  • Specification：20*20
  • Origin：China
  • HS Code：73066100
  • Production Capacity：80000tons,Year

Description

 Shape:round/sqaure/rectangular/oval               or other special section tube OD:20-219.1mm, WT: 1.2-12mm        Size:10*10-400*400mm,WT:1.2-12mm Size:10*20-400*600mm, WT:1.2-12mm length:0.3-13m     (as customers' request)Surface:Pre-galvanized/Hot Dip Galvanized/Oiled/Painted/Bared , can be dealed as customers'needZinc Coating:50-150g/m2 for Pre- galvanized, more than 200g/m2 for hot dip galvanized.or as clients'needMaterial:Q195/Q215/Q235/Q345/Q195-Q235 ABCDStandard:ASTM-A53   /BS 1387-1985/   GB/T 3091-2001 for round pipe ASTM A500 /GB/T3094       for square/rectangular pipe Manufacturing TechniqueWeld/Seamless/     ERW/ SSAW/ LSAW /     Cold Drawn/ Hot Drawn Ends:Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes 2.Product  Chemical Composition & Mechanical Properties :  GradeChemical CompositionMechanical PropertiesCMnSiSPYieldTensileElongatiStrength MpaStrenth Mpa-on %Q1950.06-0.120.25-0.50≤0.30≤0.045≤0.05≥195315-430≥33Q2150.09-0.150.25-0.55≤0.30≤0.05≤0.045≥217335-450≥27Q2350.12-0.200.30-0.67≤0.30≤0.045≤0.04≥235375-500≥26Q345≤0.201.00-1.60≤0.55≤0.04≤0.04≥345470-630≥22