Hebei Runcheng Steel Pipe Co., Ltd. is located in the historic city of Cangzhou City, Yanshan County, south of Shandong, north of Beijing and Tianjin. With Beijing-Shanghai high-speed railway, Beijing-Shanghai, Beijing Highway, 104, 307 & 205 national roads passing by, we enjoy superior geographical position and convenient transportation.The main products of our company for the seamless steel pipe and welded steel pipe are divided into two categories:The production of American Standard (ASME) ASTM A106A53B API5L X52X60, British Standard (BS) 1387 (DIN ST37ST42) standard ST52 International (GB) T8162, T8163, T3087, 10#20# specification 1/ 2" -34", SCH10-SCHXXX wall thickness.1 general purpose of seamless steel pipe ASTM A53GR.B: SA53B, grades, specifications:1/ 4" -28", 13.7-711.2mm2 Seamless steel pipe for high temperature operation of 2ASTM A106GR.B: SA106B, grades, specifications: 1/ 4" -28", 13.7-711.2mm3 line pipe steel API SPEC5L: B specifications: 1/ 4" -28", 13.7-711.2mm4 ASTM A106/ A53/ API5L: B GR.B, grades, specifications: 1/ 4" -28", 13.7-711.2mmThe 5 heat exchanger and condenser for seamless carbon steel pipe for ASTM A179, specifications: 3/ 4", 1"6 -40- 101 DEG C temperature operation of seamless steel tubes for ASTM A333, GR.A, GR.1, GR. 6 grade: A, GR.7, GR.3, specifications:1/ 4" -28", 13.7-711.2mmIn 7the German standard DIN2448 /1629 seamless steel tubes, steel grade: St37, St44, St52, specifications: 1/ 4" -28", 13.7-711.2mm8 Steel seamless steel pipe (heat pipe) DIN17175-1979: carbon structural steel, steel grade St35.8-St45.8/ I, St35.8-St45.8/ III9 Structural use of seamless steel pipe GB / T8162-1999, grades: 10, 20, 35# # #, 45, #, specifications: 6-720* 1-70mm10 Seamless steel pipes conveying fluid GB / T8163-1999, grades: 10,20, # #, specifications:6-720* 1-70mm11 Low and medium pressure boiler pipe steel grade GB3087-1999, 10, 20: # #, specifications: 6-720* 1-70mm12 High pressure boiler tube steel: GB5310-1995, 20G, specifications: 6-720* 1-70mmTwo, carbon steel welded steel pipe:1 American Standard ERW high-frequency welded ASTM A106, A53, specifications:1/ 2 " -24",21.3-609.6mm2 British standard ERW high-frequency welded pipe BS1387, specifications:1/ 2 " -12", 21.3-323.8mmThe 3 car transmission shaft of electric welded pipe used for GB9947-88YB / T5209-20004 welded steel pipe for supporting roller of belt machineOur operating objective is: "integrity Society General, cooperation and win-win". Quality policy is "to meet customer needs, providing high-quality steel and quality of service".If you need an honest and credible supplier, please contact us! We welcome new and old customers for visit!We are in charge of export packaging: flat, chamfer, brush paint brush with cap, oil, steel, printing, binding, and woven bags. As we are specialized in the production, the quality is very good and the price is reasonable.