Products: forged high pressure, elbow, coupling, cross, tee, hex nipple, outlet, concentric reducer Swage nipple, bend, boss so on. Raw material: forged steel; stainless carbon alloy steel A105, 304(l), 316(l), 321, 317l, 20#, 16mn, 1cr5mo, a182 f5, f11, f22, f51 Pressure: 2000lb, 3000lb, 6000lb, 9000lb Size rang: 1/8"-4" Standard : asme b16. 11-2005, mss-sp-97-2001, gb/t14383 14626 In addition, we can also produce according to your required specification or drawings. Products use domain: extensively used in petroleum, chemical engineering, Electricity benefit, building and water conservancy.