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


Seamless Carbon Steel Pipes, ASTM A179, A192, DIN17175, BS30


Seamless Carbon Steel Pipes 
Certificate:ISO9001-2000,PED, API, TS16949,KR 
Out diameter:19.05-114.3mm; 
Wall thickness:2-14mm

 spiral steel pipe|

Galvanized steel pipe|
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Welded steel Pipe
Casing Pipe |
Seamless pipe |
Drill pipe||Our  main products' summary

1) Cold drawn carbon seamless steel tube
2) Certificate: ISO9001-2000,PED, API, TS16949
3) Standard: ASTM-A106, ASTM-A53, ASTM-A179, ASTM-A192, 
                 ASTM A210, ASTM-A213(T11/T12/T22), ASTM-A333, 
                 ASTM-A335(P11/P22), ASTM-A519, API 5L , API 5CT, 
                 EN-10216, BS-3059, DIN17175, DIN2448/DIN1629 etc.
4) Size range:  
    Out diameter: 19.05-114.3mm
    Wall thickness: 2-14mm
    Max length: 16m
5) Package: bare packing/bundle packing/wooden carton packing
6) Capacity: 4500ton/month
7) Delivery: 30-60 days after received your deposit
8) Payment: T/T or L/C 
9) Mini order: 10 tons       

Thick wall steel pipe
Pipe fittings
Black Steel Pipe | 
Structural Steel Pipe | 
steel pipe schedule | 
Alloy pipe
Carton machine

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