• Model NO.：hhj1311
• Grade：Q235 Q345
• Length：Stock 6m
• Transport Package：in Bundles
• Specification：ASTM A53, DIN2440, Bs1387, GB3091-2001
• Trademark：hhj
• Origin：Jiangsu China
• HS Code：7306309000
• Production Capacity：6000 Tons,Month

 Shape:round/sqaure/rectangular/oval               or other special section tube OD:20-219.1mm, WT: 0.8-12mm        Size:10*10-400*400mm,WT:0.8-12mm Size:10*20-400*600mm, WT:0.8-12mm 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≥22Now we are in the position to supply the tube as follows:
1. ERW Galv. Welded steel tube according to BS1387 or ASTM A53
2. Hot-dipped Galv. Scaffolding tube according to BS1139
3. Carbon seamless steel tube according to ASTM A53/A106/API 5L Gr. B
4. Seamless welded steel tube
5. Welded furniture tube with black surface or white surface condition

1)Outer Diameter: 21.3-219mm
2)Wall Thickness: 0.8-16mm
3)Spe.: Q195, Q215, Q235, Q345
4)Standard: ASTM-A53A, BS1387-1985, BG/T3091-2001
5)Steel pipe:
A)GTC(galvanized thread and coupling)steel pipe: DN15-DN200(NB1/2''-NB8'')
B)GPE(galvanized plan end)steel pipe: DN15-DN200
C)Grooved steel pipe: DN15-DN200(NB1/2''-NB8'')
D)Used for low pressure liquid apply such as water, gas and oil e)The product apply to various
Usage:Be widely used in furniture, building and construction Industry, traffic and communication, and so on.Special design available according to requirement

Looking forward to hearing from you