stainless ASTM A182 F304 threaded reducing coupling

forged stainless NPT threaded reducing coupling full half coupling union cross tee 90deg elbow 45deg elbow socket welding/weld union screwed reducing insert boss cap coupling swage nipple union plug bushing Weldolet, Sockolet, Threadolet, Nippolet flangeolet 3. Size: 1/8"-4" 4. Ratings: 3000, 6000, 9000 5. Standard: ASME B16.11, MSS SP-97, MSS SP-95, MSS SP-79, MSS SP-83 6. Fittings socket welding or NPT threaded, forging according ASTM A / ASME SA182, ASME B16.11 (Union acc.