Lattice Transmission Tower power trasmission communication tower
| Steel | Yield Strength (MPa) | standard | Standard Title | Metallic element | Content |
main ingredient Q345 | 345 for Thickness <=16 | GB/T 1591-2008 | High strength low alloy structural steels | C | ≤0.20 |
| Mn | ≤1.70 |
(ASTM A572/A572M-15 , EN10025 S355N) | Si | ≤0.50 |
| Accessories Q235 | 235 | GB/T 700-2006 | Carbon structural steels | P | ≤0.035 |
|
(ASTM A283 Gr.B , EN10025 S235JR) | S | ≤0.035 |
| Hot dip galvanizing | Standard | Steel thickness/mm | Mean coating thickness/μm | Metallic element | Content |
Pole shafts,cross arms&bolted on accessories | ASTM A123/ A123M-15 AS/ NZS 4680 | >6 | 85 | Mn | 0.25%-0.40% |
|
| <3-6 | 70 |
| 1.5-3 | 55 | Cu | <0.15% |
|
| <1.5 | 55 |
| Bolts,nuts&washers | GB/T 5267.3-2008 | _____ | ≥ 54 | P | <0.025% |
|
| (ISO 10684-2004) |
| Foundation bolts | ASTM A153/ A153M-09 | _____ | ≥ 54 | S | <0.03% |
|
JiangSu Guoqiang Zinc Plating Industrial Co.,Ltd. Our company
established in
1998.ranked among top 500 private companies of china .its totally
800.000sqm area
with more than 3000 empolyees . we are leading producer of .steel pipes,
angles,guardrails etc. in China.
Production lines:
Welded steel tube production: 12lines
Cold forming produciton: 8lines
Zinc coating produciton: 22lines
Powder coating produciton: 2 lines
Sheet pile: 1 line
spiral welded pipe: 3 lines
products already sold to around the worlds for more
than 10 years
High quality and good price !
