Cov Qauv: ASTM A182, ASTM SA182 Qhov loj me: ASME 16.11 Qhov loj me: 1/4 "NB rau 4" NB Daim Ntawv: Bushings, Hex Taub Hau Tsheb Hom: Screwed-Xov Nrig, BSP, BSPT Fittings