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


carbon steel pipe-02

 Carbon steel pipe 

2)Grade: 10# 20# 45# Q235 Q195 Q345 16Mn 15CrMo and so on

 Carbon steel pipe



Place Of Origin



Carbon steel pipe

Steel Grade

10#, 20# 25# 45# Q195 Q235 Q345 16Mn 15CrMo and so on

Payment Terms

1.      T/T

2.      L/C at sight

Carbon steel pipe Specification

1.Outer Diameter:5mm---1250mm

2.Wall Thickness:0.5mm--80mm

3.Length:Max 12m

4.We can also produce according to customersrequirement

Carbon steel pipe Material

10#20#45#16Mn14MnNb20G10MoWVNbST45.8/IIISAS106B12CrMo15CrMo20CrMo42CrMo12Cr1Mov10CrMo910A355P22STFA25 and so on

Carbon steel pipe Standards 

1.      GB:GB5310-95; GB8087-1999; GB8163-1999; GB9948-88; GB8162-1999; GB6479-86

2.      ASTM:ASTM A106GR.A; ASTM A106GR.B; ASTM A53GR.A; ASTM A53GR.B; ASTM A333; ASTM A334; ASTM A192; ASTM A210; and so on

3.       JIS: G3452;G3457; G3454; G3456; G3461; G3454; G3455; STPG38; STPG38; STS38; STPT42; STB42; STS42; STS49; STPT49

4.      DIN:ST33;ST38ST35;ST42;ST45;ST52.4;ST52; TT St35N;10Ni14;15Mo3

5.      API:APL 5LAPI 5CT ;API LINE PIPE and so on

6.      we can also produce according to customer requirement


Carbon steel pipe Certificates

1.    Environmental Management System Certificate

2.    The People's Republic of China Special Equipment Certification

3.    Quality Systerm Certificate

4.    API

5.    ISO

6.    Other certificates

Carbon steel pipe Process Method

1.      Cold Drawn

2.      cold rolled

3.      Hot rolled

4.      ERW

5.      SAW

6.      EFW

7.      LASW

Face finished

1.      Manual polished

2.      mechanical polished

3.      black paint on the face

4.      anti-rust oil and caps on both ends

5.      galvanized

Usage Range

1.      structral pipe

2.      oil or gas transportation

3.      fluid pipe

4.      line pipe

5.      drill pipe

6.      boiler pipe

7.      other uses we can produce according to customer requirement


1.      PP

2.      PE

3.      Bundle

4.      caps both ends

5.      according to customer requirement

All for customer and all for customer benifit


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