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ssaw:use in oil pipeline,Water supply, drainage, sewage treatment works, sediment transport, ocean water.Sewage treatment project

Piling Pipe is widely used in coastal, river, lake area. Offshore deepwater terminal project in the country have also been large-scale construction in coastal areas, and as a major deep-water dock pile bearing capacity, generally use the large diameter spi

Process: LSAW - UO(UOE), RB(RBE), JCO(JCOE, COE); DSAW - Double Submerged Arc Welded Usage: Used for low pressure liquid delivery, such as water, gas, and oil. Standard: API 5L, API 5CT, ASTM 53, EN10217, DIN 2458. IS 3589, GB/T3091, GB/T9711 Certificate:

Taking a simple example, and we all know the serious situation about Jerry-build. We can break one chopstick easily, however, it is hard for us to break ten chopsticks. So does for the steel products. What would happen if there is only one kind of steel