Basic Info.
Product Description
Product basic info
| Shape: | round |
| OD: | 1/2"-8" 20*20-150*150 |
| Wall thickness: | 1.2-3.5mm |
| length: | 4-13m (as customers' request) |
| Surface: | Hot Dip Galvanized/Painted , can be dealed as customers'need |
| Zinc Coating: | more than 200g/m2 to 800g/m2 or as clients'need |
| Material: | Q195/Q235/Q345 |
| Standard: | ASTM-A53 /BS 1387-1985/ GB/T 3091-2001 |
| 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 |
Product Chemical Composition & Mechanical Properties :
| 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 |
| 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 |
Production Application
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.
Detailed Images
About us 
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.
Contact information