... . used for cylinder etc 2" steel pipeA: Round pipe diameter: 20-185MM, thickness: 1.5-15MM.B: Surface finish: black, blank, bright ... and galvanized, or painted C: Length of each pipe: 6M or ... A312, BS1387, DIN2391, DIN2394, DIN17175, JIS G3452, EN10210, EN10219, EN10025, EN10305 etcTo date, more and more clients, ranging from China to ...