... API, ASTM, BS, JIS Applicable : API 5L, API welded steel pipe ProductStandardODWTLengthWelded pipeGB/T3091-2001BS1387-1985ASTM A53DIN244015 – 630mm 0.5 ... downpayment by T/T. According to the customers’requirementERW steel tube:1. material:Q195,Q215,Q235,Q345,16Mn2. standard:GB ... - 12m4. Packing:Hexagonal packing, each bundle with several steel strips and nylon slings or according to the clients5. Other ...