Specifications Of ASTM A105 Coupolets Stainless Steel ASTM A105 Coupolets | Carbon Steel ASTM A105 Coupolets | Nickel Alloys ASTM A105 Coupolets Size : 1/2'' - 24 Type : Weldolet, Sockolet, Nippolet, Threadolet, Latrolet, Flexolet butt-weld, Flexolet Threaded and Sweepolet MATERIALS : Stainless Steel Olets – SS Coupolets ASTM A182 F304, 304H, 309, 310, 316, 316L, 317L, 321, 347, 904L Duplex Stainless Steel Olets - Duplex SS Coupolets ASTM / ASME A/SA 182 UNS F 44, F 45, F51, F 53, F 55, F 60, F 61. Carbon Steel Olets – CS Coupolets Standard : ASTM / ASME A/SA 105 / 350 LF 2 / A 516 GR.70 / IS 2062 Nickel Alloy Coupolets : Standard : ASTM / ASME SB 564 / 160 / 472 Grade : UNS 2200 (NICKEL 200), UNS 4400 (MONEL 400), UNS 8825 INCONEL (825), UNS 6600 (INCONEL 600), UNS 6601 (INCONEL 601), UNS 6625 (INCONEL 625), UNS 10276 (HASTELLOY C 276), UNS 2201 (NICKEL 201), (ALLOY 20 / 20 CB 3)