stainless steel pipe 1.O.D:10.3-610mm ... CERTIFICATE:API,ISO. Company nameTianjin Gangxin Seamless Steel Pipe Co.LTDBusiness styleManufacturerProductseamless steel pipeStandardASTM,DIN,GB,JIS,API 5L,API5 ... or gas transportation pipe5.drill pipe6.petroleam chemical pipe and so onTechnologyHot rolled&Cold drawPackagingBlack painting, ... Africa,America,etc.Sample availabilityYES stainless seamless steel pipe