This is xiao feng, Sales manager of Cangzhou Huike Steel Pipe Co., Ltd. Thank you for your time to read our brief introduction as below: Our company imported the most advanced AC-cu-Roll seamless steel pipe production line from Germany, and our products conform to API 5L, API 5CT, ASTM, DIN, JIS, GB standard. The specification of hot-rolling pipe is 114â��426mm*4.5â��55mm. The daily output can reach 300- 500 ton. We have three sloping hearth furnaces and six cold drawing machines to produce cold-drawing steel pipe of 10â��108mm*2â��26mm, and the daily output is 150 ton. Meanwhile, we can process large-diameter seamless pipe like �¤426, �¤530, �¤610, and the largest diameter is �¤820 with thickness 5-55mm, and the length can reach 14m, which fill the gap of Huabei area in China. The main production equipments: 10KV substation, gas rotating heat, double-column sawing machine, piercing mill, 3-roller sizing mill, 6-roller strengthening machine, cold bed, high pressure phosphorus removing facilities, ultrasonic flaw detector, hydraulic test machine etc. The electric control equipment is imported from siemen company. The whole line adopts automatic control, using rotating heat and make gas as its fuels. Huike is the first company to import this advanced technology in Hebei province. Our company can do all the chemical analysis and physical experiments to different steel material and steel pipes in the lab. The company has the most advanced two dimension magnetic leakage test, eddy defect detector, ultrasonic flaw detector, and hydraulic test machine, which can satisfy various standard tests and experiment requirements. Please contact us if you need sincere and honest steel pipe supplier! my email address: xiaofeng008 (at ) yahoo (dot) cn or ericming ( at) 126 ( dot ) com. my telephone: +86-13463773233 Welcome to get in touch.