Kini Astm A269 tubing?

A jẹ olupese ti irin alagbara, irin astm a249 coil tubing, boṣewa jẹ ASTM A 249 Coil tubing, tube jẹ Standard jẹ ASTM A249.dada jẹ imọlẹ, ipari jẹ 4000m / Coil, tube okun jẹ asọ, le ṣee lo fun aaye epo, pipe pipe, Ohun elo