... , TEE, BOSS, COUPLING, HALF COUPLING, CAP, PLUG, BUSHING, UNION, SWAGE NIPPLE, BULL PLUG, REDUCER INSERT FORGED HIGH PRESSURE PIPE FITTINGS THREADED2000 ... TEE, BOSS, COUPLING, HALF COUPLING, CAP, PLUG, BUSHING, UNION, SWAGE NIPPLE, BULL PLUG, REDUCER INSERT, PIPE NIPPLE ETC.SOCKET-WELD OR ... F11, F22, F91).SIZE OF RAW MATERIAL: DIA. 19-85MM ROUND BAR.5. MARKING:CARBON AND ALLOY STEEL: MARKED BY STAMPING ...