Carbon Steel Seamless Pipes Q345C SIZE: 406mmx20mmx13000m

Seamless steel pipe with GB/T8162 Q345C lower tempreature Q345 steel pipe h ave good comprehensive mechanical properties,Low Temperature performance can also,Plasticity and weldability is good, apply to the low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations,...

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Seamless steel pipe with GB/T8162 Q345C lower tempreature

Q345 steel pipe have good comprehensive mechanical properties,Low Temperature performance can also,Plasticity and weldability is good, apply to the low pressure vessel, oil tank, vehicles, cranes, mining machinery, power stations, Bridges,Can be used in various structure below 40 ℃ cold areas. 

Q345A Chemical composition
C≤0.20  Mn 1.0~1.6   Si≤0.55   P≤0.045   S≤0.045   V 0.02~0.15

Tensile strength(mpa):490-675 
proof stress(mpa):≥345
 Elongation(%):≥21

Q345B Chemical composition
C≤0.20   Mn 1.0~1.6   Si≤0.55   P≤0.040   S≤0.040   V 0.02~0.15

Tensile strength(mpa):490-675 
proof stress(mpa):≥345
 Elongation(%):≥21

Q345C Chemical composition
C≤0.20   Mn 1.0~1.6   Si≤0.55   P≤0.035   S≤0.035   V 0.02~0.15   Al≥0.015

Tensile strength(mpa):490-675 
proof stress(mpa):≥345
 Elongation(%):≥21

Q345D Chemical composition
C≤0.18   Mn 1.0~1.6   Si≤0.55   P≤0.030   S≤0.030   V 0.02~0.15   Al≥0.015

Tensile strength(mpa):490-675
proof stress(mpa):≥345 
Elongation(%):≥22

Q345E Chemical composition
C≤0.18   Mn 1.0~1.6   Si≤0.55   P≤0.025   S≤0.025   V 0.02~0.15   Al≥0.015

Tensile strength(mpa):490-675
proof stress(mpa):≥345 
Elongation(%):≥22


Q345A,Q345B,Q345C,Q345D,Q345E
Their impact of temperature is different

Q345A--- Do not impact
Q345B---20 degrees temperature impact
Q345C---Zero impact
Q345D--- - 20 degrees impact
Q345E--- - 40 degrees impact



Specification:

1. Out Diameter: 21.3mm - 800mm

2. Thickness: 0.6mm -120.0mm

3. Steel Grade: Q195-Q345, 10#-45#, ST35,ST45,ST52, 1010,1045,4130,4140 

4. Standard: GB/T 3091-2001, BS1387-1985, DIN EN10025, EN10219, ASTM SCH40, ASTM SCH80

5. Surface Finish:  Galvanized, electro galvanized, black

6.Length: 5-15m maximum

7. Process Method: HOT ROLLED or HOT EXPANSION

8.Pipe Ends: Square cut or bevelled

Package: Suitable packing according to the size of the pipes.
Supply Ability: 3000 metric tons per month.


My company has many STOCK of Q345 seamless pipes. about 15000tons, the pipes is from TPCO, ANGANG, BAOSTEEL, Baotou  melong, Fengbao etc.

Exports to Europe, North America, the Middle East, Africa, Asia and other countries and regions.


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