Press fitting pipeline system is widely used in cold hand hot water supply, heating supply, fire protection, medicinal gas, industrial petroleum pipeline system etc. 1.Material: ANSI 304/304L, 316/316L, and Carbon steel. 2. Pipe standard:DIN EN 10312 II, 3. Thread Standard: BSP or NPT 4. Anneal: all stainless steel pipe fittings are annealed in inert gases before packing 5. O-Ring Seal material: EPDM(black): max working pressure 1.6Mpa, working temperature from -15 Celsius degree to 110 Celsius degree, Suit medium: cold and hot water, compressed Air etc. 6.SIZE: OD 15, 18, 22, 28, 35, 42, 54, 76.1, 88.9, 108 mm pipe wall thickness: 1.0--2.0mm 7.Certification: WRAS, DVGW