Specifications: diameter: 320 to 127 mm thickness: 0.4 to 12.7 mm Length: 6 m above, and, in accordance with customer demand, supply and other specifications of steel pipe

hot rolled seamless pipe


 

 

 

1.WT:40-120mm
2.OD:273-760mm
3.Application:Fluid pipe
4.Materials:carbon steel

hot rolled seamless pipe

5.Character:seamless,thick wall

6.Delivery:100 tons 20-30 days;above 100 days 30-50 days

7.Package:boundled,in bulk or as per buyers request

8.Length: From 2 to 8 meters 

9.MOQ:10TONS

10.Supply Ability:20000tons/year

11.Term of payment:L/C T/T

Diamensional tolerances

Standard codes

 

 

Chemical compositions

C

Si

Mn

P

S

Cr

Ni

Cu

 

GB\T8163

10

0.07-0.14

0.17-0.37

0.35-0.65

≤0.035

≤0.035

≤0.15

≤0.25

≤0.25

20

0.17-0.24

0.17-0.37

0.35-0.65

≤0.035

≤0.035

≤0.25

≤0.25

≤0.25

Q345

0.12-0.20

0.20-0.55

0.20-1.60

≤0.045

≤0.045

/

/

/

Chemical composition

Types of steel tubes

Outer diameters

Wall thickness

Cold-rolled tubes

Tube size(mm)

Tolerances(mm)

Tube sizemm

Tolerancesmm

large than 114-159

±0.8

≤30

±10%

large than 159-219

±1.0

Hot-rolled tubes

large than 219-457

±1.0

≤20

 -10%+12.5%

large than 20-40

 -10% +10%

large than 457-1066

±0.9

large than 40-70

  -7%+9%

large than 70-120

  -6%+8%

 

Annealed: Bright annealed, , Spheroidize annealed

Normalized, Stress relieved, Cold finished, Quenched and Tempered
Delivery Condition :BKS, NBK,BK ,BKW, GBK(+A), NBK(+N), BK(+C)
Packing:Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips
Test:Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield 
strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection.
Mill Test Certificate: EN 10204/3.1B.

 

上一篇:STD SCH40 DIN1629 ST52 seamless pipe

下一篇:API 5l X70 Pipe - API 5l X70 spiral welded pipe

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