... API 5CT 2. API 5L 3. ASTM A135,A53,A252,A500 4. DIN 2440 5. BS 1387 6. EN 39 ... 7. JIS G3444,G3445,G3452,G3454,C8305,C3466 Stainless steel welded Pipes/Tubes: 1. ASTM ... G3459 2. JIS G3448 JIS G3468 3. ASTM A270 / JIS G3447 4. ASTM A249, A269 / JIS G3463 Stainless steel ... SA312/SA312M 2. ASTM A269 ASME SA269 3. ASTM A213/A213M,ASME SA213/SA213M 4. ASTM A790/A790M 5. ASTM A511 6. ...