Limestone Quarry Plant

One of the Top 500 enterprises in China foreign trade

QCCO was approved as a member of “China Association for Contracting Projects Abroad “and granted a membership certificate on Sep 28,2005; “Credibility Rating AAA certificate in Foreign Trade” was granted to QCCO by China Shippers’ Association


steel pipe ASTM A106/A56

  The main products: cold-drawing seamless steel pipe, hot-rolling seamless steel pipe, large-diameter and thick-walled seamless steel pipe, mesolow boiler seamless steel pipe, transportation fluid seamless pipe, structure seamless pipe, construction seamless steel pipe etc, which can be produced as standard API 5L, API 5CT,ASTM, DIN, JIS, GB and export to South east, Middle east, Europe and Ameria etc more than ten countries and areas.

    GB:GB/T8162,GB/T8163, GB/T3087, GB/T5310, GB/T17396 etc.
    DIN:DIN1629, DIN2448, DIN2458, DIN17175, DIN2460 tec. 
    ASTM:A106, A53, A179, A192, A210, A213, A252, A500, A519 etc.
    EN:EN10297, EN10210, EN10216 etc. 
    JIS:G3444, G3445, G3454, G3455, G3456, G3461, G3462 etc.
    API 5CT casing: specification:60.3-508,material: J55, K55, N80,L80, C90,P110. 
    API 5L oil line pipe:API 5L Gr.BX42 theseamless pipe specification :Φ21.3-813mm×2.11-55mm;
    API 5L X52, X56, X60 the seamless steel pipe specification:114mm-457mm×5-23.83mm;
    API 5L ERW specification:48.3mm-508mm×2.77-15.09mm.
    API 5L LSAW specification :114-1524mm×4.5-52mm,
    API 5L SSAW specification:219mm -2540mm×5.5-25.4mm.
    Material:10#, 20#, 45#, Q345, 20G. ST37, ST44, ST52, 15Mo3, ST35.8, ST45.8, 10CrMo910. Gr.A, B, C. A179, A192, T11, T12, T22, 1020, 1045 . E235, S235JRH, S355JOH, E275, P235TR1, 13CrMo4-5. STKM11-14, STBA12-24, STPG370, STS370,STB410 etc.
    pipe fititings: Our group can produce different elbow,tee, flange, reducer, cap, reducing pipe, bend, large bend,     compensator etc as material ofcarbon steel, alloy steel, stainless steel, and the annual output is 150,000 tons. We are the company that CNPC and Sinopec fixed purchase enterprise, and we have Special Equipment Manufacturer License and CSQA, which is famous brand in Hebei. 

Steel pipe |
Seamless steel pipe|
Carbon steel pipe|
Stainless steel pipe |
API steel pipe|
ERW steel pipe|
Alloy steel pipe|
spiral steel pipe|
Galvanized steel pipe|
Oil pipeline |
Welded steel Pipe
Casing Pipe |
Seamless pipe |
Drill pipe |
Seamless steel pipe|
Thick wall steel pipe
Pipe fittings

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