Product Brief: Brand:yashanway Standard:API, ASTM, BS, DIN, GB, JIS, API 5CT, API 5DP, API 5L, ASTM A106-2006, ASTM A213M-2001, ASTM A252-1998, ASTM A312-2007, BS 1387, DIN 1629/3, DIN 2391, DIN 2444, GB/T 3091-2001...
Alloy Or Not: Non-alloy;Special Pipe: API Pipe;Surface Treatment: Galvanized;Certification: API;Technique: ERW;Secondary Or Not: Non-secondary;