Low Pressure Fittings BSP 150lb Class Screwed Pipe Fittings. CF8M 316 Stainless Steel construction using a Lost Wax manufacturing process giving a high quality finish, this coupled with CNC precision machined threads make our fittings one of the best, if not the best, available in the market. All fittings have a 100% Pneumatic pressure test at the factory. 150 psi pressure rated. Available size range: 1/8" - 4". Available end connections: BSPP female threads and BSPT male threads only ex-stock. Socket-Weld Full Sockets, Elbows, Tees and Unions are also available ex-stock. NPT available on special order. We carry possibly the widest range of BSP 150lb Class Screwed Pipe Fittings in the UK. We carry the popular items such as Elbows, Tees, Unions and sockets in vast quantity. We are able to offer less popular products from stock such as Male/Male Unions, Union Elbows, Reducing Tees and Y-Pieces. For a complete listing of our range and part numbers please click HERE. Home | LP Fittings | HP Fittings | Butt | Tubular