Tulaga masani: ASTM A182, ASTM SA182 Fua: ASME 16.11 Tele:1/4″ NB I LE 4″NB Vasega:2000LBS,3000LBS,6000LBS,9000LBS Fomu: Fa'aitiitiga Koluse, Koluse Le tutusa, Koluse Tutusa, Koluse Fausia Ituaiga: Socketweld Fittings & Screwed-Fhreaded NPT,BSP,BSPT Fittings