structural steel posts
USD $540 - $940 /Metric Ton
Min.Order:10 Metric Tons
Yixing Futao Metal Structural Unit Co., Ltd.
structural steel posts information:
Product Name | GB/T 3091 Q195-Q235 hot dip galvanized round erw welded carbon structural bracket | |
Size | DN | 1/2-14" |
Wall Thickness | 0.6-12mm. SCH40,STD,XS,SCH80,SCH160,XXS etc. | |
ZINC COATED | 1)Pre-galvanized:50-120g/m2 2)Hot dip galvanized: 200-400g/m2
| |
Steel material | Q195 → Grade B, SS330,SPHC, S185 Q215 → Grade C,CS Type B,SS330, SPHC Q235 → Grade D,SS400,S235JR,S235JO,S235J2 Q345 → SS500,ST52 | |
Standard | ASTM A500 A53,BS1387,BSEN10219,BSEN10210,GB/T3091,GB/T6728,ISO65-1981 | |
Ends | 1) Plain 2) Beveled 3) Thread with Coupling or cap | |
Surface Treatment | 1) Bared 2) Black Painted or vanish painting 3) Galvanized 4) With Oiled 5) 3 PE, FBE, corrosion resistant coating | |
Section shape | Round/Square/Rectangular | |
Package | 1.Big OD:in bulk 2.Small OD:packed by steel strips 3.woven cloth with 7 slats, 4.plastic bags 5.as per customer's option | |
Application | 1)low pressure liquid delivery such as water,gas and oil 2)construction | |
Loading port | Xingang port, Tianjin, China | |
Delivery time | 7-30 days or upon negotiation |
Tolerance for OD and thickness
OD | OD tolerance | Thickness tolerance | |
Pipe | pipe ends(100mm from the ends) | ||
D=<48.3 | +-0.5 | ---- | +-10%t |
48.3<D=<273.1 | +-1%D | ---- | |
273.1<D=<508 | +-0.75%D | +2.4 -0.8 | |
D>508 | +-1%D or +-10.00, choose the smaller number | +3.2 -0.8 |
Mechanical properties
GRADE | Yield strength | Tensile Strength (no less than) | Elongation | ||
t=<16mm | t>16mm | D=<168.3 | D>168.3 | ||
Q195 | 195 | 185 | 315 | 15 | 20 |
Q215A,Q215B | 215 | 205 | 335 | ||
Q235A,Q235B | 235 | 225 | 370 | ||
Q295A,Q295B | 295 | 275 | 390 | 13 | 18 |
Q345A,Q345B | 345 | 325 | 470 |