Complaint
| 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'need |
| Zinc Coating: | 50-150g/m2 for Pre- galvanized, more than 200g/m2 for hot dip galvanized.or as clients'need |
| Material: | Q195/Q215/Q235/Q345/Q195-Q235 ABCD |
| Standard: | ASTM-A53 /BS 1387-1985/ GB/T 3091-2001 for round pipe |
| ASTM A500 /GB/T3094 for square/rectangular pipe | |
| Manufacturing Technique | Weld/Seamless/ ERW/ SSAW/ LSAW / Cold Drawn/ Hot Drawn |
| Ends: | Plain /Beveled/ Threaded with sockets coupling and plastic caps/ Necking down/ Expanding neck/ Punching holes |
| Grade | Chemical Composition | Mechanical Properties | ||||||
| C | Mn | Si | S | P | Yield | Tensile | Elongati | |
| Strength Mpa | Strenth Mpa | -on % | ||||||
| Q195 | 0.06-0.12 | 0.25-0.50 | ≤0.30 | ≤0.045 | ≤0.05 | ≥195 | 315-430 | ≥33 |
| Q215 | 0.09-0.15 | 0.25-0.55 | ≤0.30 | ≤0.05 | ≤0.045 | ≥217 | 335-450 | ≥27 |
| Q235 | 0.12-0.20 | 0.30-0.67 | ≤0.30 | ≤0.045 | ≤0.04 | ≥235 | 375-500 | ≥26 |
| Q345 | ≤0.20 | 1.00-1.60 | ≤0.55 | ≤0.04 | ≤0.04 | ≥345 | 470-630 | ≥22 |
Our services:
1.Special design avaliable according to requirements.
2.All production processes are under ISO 9001-2008 strictly
3.Free sample
4.Acceptable for any third party inspection(SGS,BV...)
5.OEM is ok.
6.Visit factory any time.
All items of our products and related tests as follow :
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.
