| Product | Hot Dip Galvanized Steel Pipe |
| Material | Carbon Steel |
| Grade | Q195 = S195 / A53 Grade A Q235 = S235 / A53 Grade B / A500 Grade A / STK400 / SS400 / ST42.2 Q345 = S355JR / A500 Grade B Grade C |
| Standard | ASTM A53, ASTM A500, A36, ASTM A795,ISO65, ANSI C80, DIN2440, JIS G3444,GB/T3091, GB/T13793 |
| Surface | Zinc coating 200-500g/m2 (30-70um) |
| Ends | Grooved ends |
| with or without caps |
| OD | DN | ASTM A53 A795 GRA / B | |
| SCH10S | STD SCH40 | ||
| INCH | MM | (mm) | (mm) |
| 1/2” | 15 | 2.11 | 2.77 |
| 3/4” | 20 | 2.11 | 2.87 |
| 1” | 25 | 2.77 | 3.38 |
| 1-1/4” | 32 | 2.77 | 3.56 |
| 1-1/2” | 40 | 2.77 | 3.68 |
| 2” | 50 | 2.77 | 3.91 |
| 2-1/2” | 65 | 3.05 | 5.16 |
| 3” | 80 | 3.05 | 5.49 |
| 4” | 100 | 3.05 | 6.02 |
| 5” | 125 | 3.4 | 6.55 |
| 6” | 150 | 3.4 | 7.11 |
| 8” | 200 | 3.76 | 8.18 |
Application:
Construction / building materials steel pipe
Scaffolding steel pipe
Fence post steel pipe
Fire protection steel pipe
Greenhouse steel pipe
Low pressure liquid, water, gas, oil, line pipe
Irrigation pipe
Handrail pipe
Strict Quality Control:
1) During and after production, 4 QC staffs with more than 5 years experience inspect products in random.
2) National accredited laboratory with CNAS certificates
3) Acceptable inspection from third party appointed/paid by buyer, such as SGS, BV.
4) Approved by Malaysia, Indonesia, Singapore, Philippines, Australia, Peru and UK. We own UL /FM, ISO9001/18001, FPC certificates.
Packing and Delivery:
Packing Details : in hexagonal seaworthy bundles packed by steel strips, With two nylon slings for each bundles.
Delivery Details : Depending on the QTY, normally one month.
Tianjin Youfa Steel Pipe Group
40 hot galvanized steel pipe production lines
Factories:
Tianjin Youfa Steel Pipe Group Co.,Ltd .-No.1 Branch;
Tangshan Zhengyuan Steel Pipe Co.,Ltd;
Handan Youfa Steel Pipe Co.,Ltd;
Shanxi Youfa Steel Pipe Co., Ltd
Tianjin Youfa Steel Pipe Group is specialized in the production and sales of straight seam welded pipes, hot-dip galvanized steel pipes, square rectangular steel pipes, hot-dip galvanized rectangular steel pipes, lined plastic composite steel pipes, plastic coated composite steel pipes and spiral welded pipes. This large enterprise group has two brands: “Youfa” and “Zhengjinyuan”. It has formed four production bases in Tianjin, Tangshan, Handan and Shaanxi Hancheng. Its subsidiaries include 9 steel pipe production enterprises have more than 160 production lines, and it has 3 nationally recognized laboratories, 1 Tianjin welded steel pipe technology engineering center and 2 Tianjin City Enterprise Technology Center. Products are sold throughout the country and exported to North America, South America, Europe, Africa, Oceania, the Middle East, Southeast Asia, Hong Kong and other 100 countries and regions. In 2018, nearly 14 million tons of various types of steel pipes were produced. Since 2006, it has been ranked among the top 500 Chinese companies and the top 500 Chinese manufacturing companies for 13 consecutive years.
