... : 3-12m 4)Standard: ASTM, BS, EN, JIS, DIN, API, AS 5)Certificate:CE, UL, FM, ISO ... our good quality and service. 2. Production standard: ASTM A53, BS1387, EN10255, EN10240, EN10220, EN10219, EN39 ... Product Description ERW steel pipeGRADE:Q195,Q215,Q235,Q275,Q345 OD:21.3mm-219mm WT:0 ... GALVANIZED STEEL PIPE/GI LINE PIPETECHNIQUEWELDED/ERWMATERIALQ195,Q215,Q235,Q275, Q345 SIZEOUTER DIAMETER:21.3mm-219 ...