天津津晟锐达钢管有限公司供应各种规格材质无缝管，合金管，直缝焊接钢管，Q390无缝管，Q420无缝管，Q460无缝管，A335无缝管，A333无缝管，20#钢管， 20G钢管， A106GRB无缝管， A53GRB无缝管；
标准: 美标，日标，德标，国标，欧标，英标.
标准材质:
ASTM/ASME B36.10M
API SPEC 5L: Grade:(B,X42,X46,X52,X56,X60,X65,X70,X80)
ASTM A53M /ASME SA53M: GradeA & GradeB
ASTM A106M/ASME SA-106M: GradeA GradeB GradeC
ASTM A179M/ASME SA-179M
ASTM A192M/ASME SA-192M
ASTM A209M/ASME SA-209M
ASTM A210M/ASME SA-210M
ASTM A161M/ASME SA-161M
ASTM A333M/ASME SA-333M
ASTM A334M/ASME SA-334M
ASTM A519M/ASME SA-519M
ASTM A524M/ASME SA-524M
ASTM A572M/ASME SA-572M
ASTM A213M/ASME SA-213M
ASTMA335M/ASME SA-335M
ASTM A671 ASTM A672
及其相关材质、更多信息欢迎电询， steel pipes, seamless steel pipes, alloy steel pipes, ERW steel pipes, EFW steel pieps, DSAW steel pipes.主营钢管，因为专一，所以专业。---天津津晟锐达钢管有限公司