Cangzhou Huida Pipe line Co., Ltd. is located in the beautiful Cangzhou City which is 120km away from Tianjin port and nearby Bohai Economic Zone, so the transportation is very convenient.
We supply two main categories about pipes: seamless steel pipes and welded steel pipes.
A. Carbon Steel Seamless Steel Pipe
1. Seamless steel pipe for general use: ASTM A 53 GR.B,
Steel Grade: SA53B and specification O.D:1/2"-28", 21.34-711.2mm W.T: SCH10S-SCH120;
2. Seamless steel pipe for high temperature: ASTM A 106 GR.B,
Steel Grade: SA106B and specification O.D:1/2"-28", 21.34-711.2mm W.T: SCH10S-SCH120;
3. Line Pipe: API SPEC 5L
Steel Grade: A, B, X42, X46, X52 (PSL1) and specification O.D: 2"-28", 60.3-711.2mm W.T: SCH10S- SCH120;
4. Casing Pipe: API SPEC 5CT
Steel Grade: J.K.N.L.P (PSL1) Threads: STC, LC, BC and specification: 5"-13-3/8", 127-339.7mm;
5. Seamless steel pipe: DIN2448/1629, DIN17175, German standard
Steel Grade: st37, st42, st52, st35.8-st45.8/1, specification O.D: 1/2"-28", 21.34-711.2mm W.T: SCH10S- SCH120;
And other relevant standard products:
Seamless steel pipes for heat exchangers and condensers: ASTM A179; seamless medium-carbon steel pipes for boilers and super heaters: ASTM A210; seamless carbon steel pipes for high pressure boilers: ASTM A192; seamless steel pipes for low and medium pressure boilers: GB3087-1999; seamless steel tubes for structural purposes: GB8162-1999; seamless steel tubes for liquid services: GB/t8163-1999; and seamless steel tubes for high pressure boilers: GB5310-1995
B. Carbon Steel Welded Steel Pipe
1. American standard: ASTM A 106, A53, API 5L, 5CT; Chinese standard: GB/T3091, GB/T9711, and ERW high frequency welded pipe/LSAW/SSAW; Specification: ERW O.D: 2"-28", 60.3-711.2mm; LSAW (JCOE Mill): O.D: 16"-40", 406.4-1016mm; SSAW: O.D: 8"-120", and 219.1-3048mm;
2. British standard, ERW high frequency welded pipe BS 1387:1985, Specification: O.D: /12"-18", 21.4-457.2mm;
3. Standard for Square and rectangle steel pipe: ASTM A500, JIS G 3466, DIN EN 10219/10210, GB/T3094-2000, GB/T 6728-2002,
4. Specification: Square steel pipe O.D:100*100mm-400*400mm rectangle steel pipe, O.D:100*110mm-400-600mm, W.T:6-25mm;
And other relevant products: EN10217-1, EN 10255, GB/T13793, JIS 3444/3452, and DIN 1626/2395.
C. pipe fitting
High-pressure alloy nuts, bolts, socket pipe fittings, and forged elbows. We can also produce more non-standard alloy pipe fittings according to customers' requirements.
For years, our company always insists on quality first and provides the highest service to customers. Our products are widely used in electric power, chemical, petrochemical, pharmaceutical, boiler, heating, ship-building and construction industries.
We welcome you to visit us and leave us your precious suggestion.
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