CANGZHOU HAOYUAN PIPEFITTINGS MFG CO., LTD is professional offer Carbon Steel Reducing Tee T , Equal Tee ,Steel Pipe Fittings , Pipe Elbow ( 90 Degree Elbow ,45 Degree Elbow ,180 Degree Elbow , Short Radius Elbow and Long Radius Elbow ) ,Pipe Bend, Pipe Reducer (Concentric Reducers ,Eccentric Reducers ), Pipe Cap. Flange, bends, socket and threaded fittings, seamless pipe . Our Steel pipe include Seamless Pipe round ,Seamless Steel Pipe ,ERW Steel Pipe ,Lsaw Steel pipe ,Galvanized Steel pipe ,Stainless Steel Pipe ,Rectangular Pipe . A234 WPB material is currently the most commonly used in the world for high temperature carbon steel pipe material, the source can be steel pipe, such as ASTM A106 Gr.C, can also be steel, such as ASTM A285 GR.C. ASTM A234 GR.WPB Chemical composition and performance index (standard value) Wt% ≤0.30, Si (Wt%) ≥0.10, Mn (Wt%) 0.29-1.06, P (Wt%) ≤0.05, S (Wt%) ≤0.058. Tensile strength TS (Mpa) 415-585, yield strength YS (Mpa) ≥ 240, elongation E (%) 20, hard…