1.2013 hot sales perfect quality stainless steel pipe 2. ... 5.TPIA available Focus on your oil and gas project since 1976. Continuously supply perfect quality ... 4000mmWall Thickness1.0mm---100mmLengthRandom or fixedUsageLine Pipe,Casing And Tubing,Fluid Pipe, Water Delievery,Heating Pipe ... ,Metallographic ExaminationFinal Product TestHydraulic Test, On-line and off-line Ultrasonic Test,Tensile Test ,Yeild ...