ASTM A182 /ASME SA182 ; Standard Specification for Forged or Rolled Alloy-Steel Pipe Flanges, Forged Fittings, and Valves and Parts for High-Temperature Service Low alloy Steels F1 F2 F5, F5a F5 F91 F92 F911 F11, F12 F36 F21, F3V, F3VCb F22, 1/3/V F23 F24 FR F122 F10 F9 Martensitic and Ferritic Stainless steel F6a F6b F6NM F XM-27Cb F429 F430 Austenitic Stainless steel F304 F304H F304L F304N F304LN F309H F310 F310H F310MoLN F316 F316H F316L F316N F316LN F316Ti F317 S31727 S32503 F321 F321H F347 F347H F347LN F348 F348H FXM-11 FXM-19 F20 F44 F45 F46 F47 F48 F49 F56 F58 F62 F63 F64 F904L Ferritic-Austenitic Stainless steel F 50 F 51 F 52 F 53 F 54 F 55 F 56 F 57 F 58 F 59 F60 F61 F65 F65 F67 Product Form Flanges(ASME B16.47,B16.48,B16.5,MSS SP44,BS10,BS3293,BS4504,ISO7005-1) WN(welding-neck);SO(slip-on);PL(Plate);BL(Blind);Th(Threaded);SW(scket-welding);LF/SE(lapped flange/stub end);LWN(long welding neck);Orifice flange;Reducing flange;API flange;Integral/Compact flange;Spectacle blind,Lind spade and spacer,Paddle blind,Paddle spacer;Orifice plate;Pipe plate,Bleed ring,Overlap Flange. ASME B16.11 Forged threaded fittings:90-deg elbow,45-deg elbow,tee,cross,coupling,half-coupling,cap,square head plug,hex head plug,round head plug,hex head bushing,flush bushing,street elbows ASME B16.11 Fogred socket weld fittings:90-deg elbow,45-deg elbow,tee,cross,coupling,half-coupling,cap MSS SP83 Steel Pipe Unions(socket welding and threaded end) MSS SP95 swage nipples,bull plug(ends may be threaded,beveled,plain) MSS SP79 socket welding reducer inserts MSS SP97 weldolets,threadolets,sockolets,flangolets,elbolet,sweepolets,saddle,nipolets,brazolets,latrolets,insertolets Forgings Forgings,Rings,Discs,Disks,Tubesheets,Shaft,Sleeves,Bars,Valves,etc.