Description
Black Steel Square Hollow Sections For ConstructionDetails:
We can produce galvanized pipe under the following standards:
ASTM A53,BS1387-1985,GB3091-2001
Square section size:10*10mm-400*400mm
Thickness size :0.8mm-12mm
Length:4M-12M or according to customer's request
Material:Q195, Q215, Q235, Q345
Usage:Be widely used in furniture, building and construction Industry, traffic and communication, and so on.Special design available according to requirement
I.Product Basic Info:| Shape: | round/sqaure/rectangular/oval or other special section tube |
| OD: | 20-219.1mm, WT: 1.2-12mm |
| Size: | 10*10-400*400mm,WT:1.2-12mm |
| Size: | 10*20-400*600mm, WT:1.2-12mm |
| 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 |
2.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 |
| 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 |
Complaint
