China Black ERW Steel Pipe Welded Carbon Steel Pipe for Construction

ASTM A53 GR.A ERW steel pipe, carbon round steel pipe

Product Description

Shape:round/sqaure/rectangular/ovalor 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:Carbon/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

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

1). Construction projects, civil chimneys, central air conditioning pipe,
2). Fences, threading pipe, greenhouse canopy (trellis tube),
3). Roller shutters doors, light steel keel,
4). Supporting tube, furniture, sports equipment, tents, guardrail etc.

We not only have three factories with 13 production lines, but also we have our own test centre to keep the quality meeting clients' requests.

1.ERW black round pipe (ASTM A53,GB..
2.Weld black square/rectangular pipe(ASTM A500,GB,...)
3.Hot dip galvanized round pipe (BS 1387,ASTM A53,GB ,...)
4.Hot dip galvanized square/rectangular pipe(ASTM A500,GB...)
5.Pre-galvanized square/rectangular/round pipe,cold rolled black annealed or bright finished pipe.
6.Spiral steel pipe
7.Seamless pipe (ASTM A53,A106B,)
8.Oval pipe in galvanized and black surface
9.LTZ... special sizes pipe
10.Steel prop , steel plank,steel scaffolding pipe and accessories... steel constrctution material
11.Steel angle, Flat bar,round bar,sqaure bar,
12.H,I,U,C,T,Y,W...steel beam/channel
13.Deformed steel bar
14.Hot rolled& cold rolled steel sheet/coil in black,galvanized,color coated surface.

FAQ

Q1:What about the quality?

A:Third party inspections are always welcomed as part of our dedication to the industry, we do make arrangements for such inspections-ABS,DNV,BV,ect.

Q2: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock or it is 15-20 days if the goods are not in stock. That is according to quantity.

Q3:Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q4: How can I get a sample to check your quality? How long can I get the sample?

A:After price /confirm/ied, FREE SAMPLE could be provided for your evaluation. After you confirm the sample details, the samples will be ready for delivery in 3-7 days and will be sent to you via express and arrive in 3-5 days.

Q5:May I customize the steel pipe?

A:Yes, of course. We can manufacture according to your requirement and you can send the CAD or design drawing to us.

Q6:Any Value-added Services?

A:Fottunately for you,we are very experience in this industry.we have equipped our warehouse with the necessities to perform in-house painting,coating,and pipe cutting.

Q7: How about the trade terms?

A: EXW, FOB, CFR, CIF will be accepted.