... Pipe: API PipeAlloy Or Not: Non-alloyType: SeamlessModel Number: 6MM-1000MM,0.8MM-80MMTechnique: SeamlessBrand Name: fenggangLength: 3M,6M,12M,Specification ... , ANSIGrade: A53B, API J55, API K55, Q195, Q215, Q235...Outer Diameter: 6MM-1000MMseamless steel pipe: 1)standard: GB,DIN,ASTM,EN ...