• Grade：Q195, Q215, Q235, Q345b
• Shape：Round
• Payment：T,T
• Size：20mm-219mm
• Thickness：0.6-12mm
• Transport Package：in Bundles
• Specification：GB3091-2001,Bs1387-1985,Bs21,ASTM A53-1996
• Trademark：Tianyingtai
• Origin：Tianjin, China
• HS Code：7306309000
• Production Capacity：7000t,Month

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