1. Product details:
Material: API-5L X42, X52, X 60 etc 
Size :( 0.8-14) * (21.3-1219mm) 
Length: 6-12m

2. Abstract:
Our main products are big diameter and thick square steel tubes, which have filled the blank of both domestic and abroad markets. And they are widely using in PV modules as solar frames/support, construction structure, machinery, hall structure, airport structure, shipbuilding, sea trestle, offshore, oil filed, curtain wall, and automobile axle pipe and so on.

3. Features:
1).special design available according to requirement
2).anti-corrosion and high-temperature resistant with black painting
3).all the production process are made under the ISO: 9001, 2000 strictly

4. Application:
Generally used in petroleum, construction, shipbuilding, smelting, aviation, power, foodstuff, papermaking, chemical, medical equipment, boiler heat, exchanger, gas, metallurgy, etc.