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 Our company is located on the Industrial Zone, Cangzhou County, Hebei Province. It is one of the largest enterprises that specialize in producing and selling steel pipes and pipe fittings in North China. It is of convenient transportation as it is only 200 km away from Xingang, Tianjin, China.

Our company mainly manufactures seamless steel pipe and pipe fittings ,specifications below:

Size range: 1/2 " nominal through 32 "OD
Wall Thickness up through 4 " thick
Specifications & Grades:
SA-106 Grade B/C, SA-335 P5, P9, P11, P22, P91
SA-333, Grade 1/6 , SA-213 T5, T9, T11, T22, T91
API 5LB & X-Grades through X-80
SA-53 Grade B
A-519 1020 / 1026 
A-513 Type 5 (DOM)
 

Cangzhou Longtaidi Pipe Technology Co.,Ltd is specialized in  Clad pipes, Lined pipes, Induction bends, Large diameter & Corrosion Resistant Fittings (NACE). Eg.: Elbow, Tee, Reducer, Flanges
 
Resulting in an Annual production capacity of 35,000 Tons.  To date, Longtaidi has been approved by ISO, API, BV, CE.LR.ASME.

    The main production equipments of our company include: a Φ180 automatic pipe rolling line, 3 sets of hot rolling-piercing mills, 16 interactive double-rod cold-drawing machines and a number of automatic rotary pointer, straightening machines, water-free annealing furnaces and auxiliary production equipments for surface acid pickling and coating etc. Its physical and chemical labs can conduct various physical and chemical tests and experiments for steel pipes, and are equipped with eddy current flaw detectors, leakage fault detection and ultrasonic crack detectors etc. for high, medium and low pressure seamless steel pipes and petroleum casing pipes with a full range of inspection measures, capable to meet various standard test and inspection requirements for steel pipes.

    Its main products include 8 series: Carbon steel seamless pipes for use in low and medium pressure boilers, petroleum casing pipes, ships, fluid conveyance, petroleum cracking, chemical fertilizer equipments, structures, and hollow pumping rods.we can produce seamless steel pipes from OD3/4" to Od32", thickness SCH30,SCH40, SCH80, SCH160 and so on, according to the standards such as GB、ASTM、API 5L、API 5CT, DIN, and JIS. Its products have been sold around China and exported to over dozens of countries and regions in the world such as Southeast Asia, the Middle East, Europe and America etc., enjoying the very high prestige in the domestic and foreign markets.

   Our company also has elbow, tee and reducer production lines and advanced processes for cold forming, hot extrusion, machine processing, forging, stamping and heat treatment etc. It can produce various low-pressure, medium- pressure and high-pressure industrial pipe fittings that are made of carbon steel, alloy steel and stainless steel such as elbows, flanges, tees, pipe caps, large-size elbows, reducers and socket joints etc. It boasts a full range of inspection equipments and test methods and a strong technical force. 

   For many years, our company has always insisted on the operation concept of "quality first and continuous improvement", and has provided a large amount of high-quality products to its customers at home and abroad in the industries such as electric power, chemical, petrochemical, pharmaceutical, boiler, heating and shipbuilding etc. In addition, we can develop new products according to customers' requirements.

   Our company always insists on survival by quality and has constantly made innovation in management and technology, and we have established a sound scientific management and quality assurance system.

  

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Get in touch

Our company covers an area of 80, 000 m2 with a total assets of 90 million Yuan. There are 360 staff members including 80 technicians in our company. .

We also establish an effective complete quality control system. In 2003, our company obtained the certificate of ISO9001 Quality System Authentification!