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


A333 GR.6 alloy seamless steel pipe


product name : alloy seamless steel pipe A335 P11 
OD:1/2"--20"  Drill pipe|
material :A335 P11 
length:6--12mThick wall steel pipe|

product name : alloy seamless steel pipe A335 P11

OD:1/2"--20"Seamless steel pipe|API steel pipe


material :A333 GR.6|ERW steel pipe|Alloy steel pipe|


application : buiding/transportation ,ectwelding steel pipeSteel pipe |


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