Cangzhou Bohai Steel Tube Co., Ltd. specializes in producing excellent inexpensive elbow pipe ends should be cut at right angles of 90 degrees bend steel wholesaler, and remove burrs. Pipe wall thickness greater than 20mm to allow hot gas cutting and sawing. Agreement by both parties may not cut head. 4.4, drawn or cold rolled precision P91 alloy tube "surface quality" reference GB3639-83. 5, the chemical composition of test 5.1, the chemical by chemical composition and mechanical properties of the domestic supply of P91 alloy steel pipe 90 degree elbow suppliers, such as No. 50 10,15,20,25,30,35,40,45 and steel components shall comply with the provisions of GB / T699-88 of. Imported P91 alloy tube according to the provisions of the contract relating to the standard test. Chemical composition 09MnV, 16Mn, 15MnV steel shall conform to GB1591-79 of. Cangzhou Bohai Steel Tube Co., Ltd. specializes in producing elbow T91 / P91 (10Cr9Mo1VNbN) application can be used as subcritical, supercritical boiler superheater wall temperature ≤625 ℃, and reheat Used pipe and the wall temperature ≤600 ℃ temperature header and steam pipes, heat exchangers can be used as nuclear power and oil cracker furnace tubes. Standard: ASTM A213 ASTM A335 Tensile strength: ≥585 (MPa) Yield strength: ≥415 (MPa) Elongation: ≥20 (%) of large diameter steel 90 degree elbow _ _ Cangzhou Bohai steel bend 90 degrees Suqian head by Tube Co., Ltd. Cangzhou Bohai. Cangzhou Bohai Pipe Fittings Co., Ltd. (www.czbh628.com) (www.hbbh628.com) is an industry leader in Cangzhou, Hebei, three, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Cangzhou Bohai leadership with the staff warmly welcome all inquiries negotiations to create a better future Cangzhou Bohai.