Materials:SS 316,304 Threaded: NPT, BSP, DIN2999 SW Size:1/8"-4" Pressure Rating: 150 LBS Type: Threaded Union Materials:SS 316,304Threaded: NPT, BSP, DIN2999 SW Size:1/8"-4"Pressure Rating: 150 LBSType:socket welding and threadedWe provide high quality products with competitve price and timely delivery .Should you have any questions ,pls don't hesitate to contact us . SS304/316 THREADED UNION