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Seamless JIS G3465 STM-C 540 STM-R830 Mild Steel Tubing , Thin Wall Steel Pipe for Drilling
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Seamless JIS G3465 STM-C 540 STM-R830 Mild Steel Tubing , Thin Wall Steel Pipe for Drilling

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Seamless JIS G3465 STM-C 540 STM-R830 Mild Steel Tubing , Thin Wall Steel Pipe for Drilling

 

 

Quick Detail:

 

Standards: JIS G3465

Grade: STM-C 540, STM-C 640, STM-R 590, STM-R 690,STM-R 780,STM-R830

Outer Dimensions: 6mm ~ 350mm

Wall Thickness: 0.8mm ~ 35mm

Length: max 24000mm

 

 

Description:

 

Standards: JIS G3465

Grade: STM-C 540, STM-C 640, STM-R 590, STM-R 690,STM-R 780,STM-R830

Outer Dimensions: 6mm ~ 350mm

Wall Thickness: 0.8mm ~ 35mm

Length: max 24000mm

Application: Steel pipes for low temperature service

Packing: Beveled/black painting/ plastic caps/ in bundles/ steel strips/ wooden protection
Inspection and Test: Chemical Composition Inspection, Mechanical Properties Test(Tensile Strength, Yield Strength,Elongation, Flaring, Flattening, Bending, Hardness, Impact Test),Surface and Dimension Test,Nodestructive Test, Hydrostatic Test.
Surface treatment:Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting
Mark: As requested.

Delivery Condition:Annealed, Normalized, Normalized and Tempered

 

 

Mechanical Properties:

 

Designation of grade

Tensile strength N/mm2

Yield point or proof stress N/mm2

Elongation %

No.11 test piece
No.12 test piece

STM-C  540

540  min.

-

18  min.

 STM-C  640

640  min.

-

16  min.

 STM-R  590

590  min.

375  min.

18  min.

STM-R  690

690  min.

440  min.

16  min.

 STM-R  780

780  min.

520  min.

15  min.

STM-R  830

830  min.

590  min.

10  min.

                 

 

P & S Max Chemical Compositions(%):   

 

P

S

0.040%  max.

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Mr. Charlie Zhu
Tel: 86-25-58439035
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Huacheng Industry Pipe Making Corporation.
337 Renmin(E), Tangqiao Town, Zhangjiagang City, Nanjing, Jiangsu, China (Mainland)
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