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JIS G3444 STK290 Weld Mild Steel Tubing / Furniture Steel Tube 0.8mm - 35mm
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JIS G3444 STK290 Weld Mild Steel Tubing / Furniture Steel Tube 0.8mm - 35mm

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JIS G3444 STK290 Weld Mild Steel Tubing / Furniture Steel Tube 0.8mm - 35mm

 

 

Quick Detail:
 
Standards: JIS G3444
Grade: STK290, STK400, STK500, STK490, STK540 ; STK30, STK41,STK,50,STK 51,STK55
Outer Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35mm
Length: max 24000mm
 


Description:
 
Standards: JIS G3444
Grade: STK290, STK400, STK500, STK490, STK540
Size (mm):
Outer Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35 mm
Length: max 24000mm


 
Detailed Product Description

 

Features:

Thin Wall

Application:

Machinery, Bicycles, Appliances, Furniture, Chemical, Automobiles

Delivery Condition:

Annealed, Normalized, Tempered

Grade:

STK400, STK490, STK41, STK50, STK30, STK500, STK290

Product Name:

Mild Steel Tubing

Section Shape:

Round

Standard:

JIS G3444

Surface Treatment:

Oil-dip, Varnish, Passivation, Phosphating, Shot Blasting

Technique:

Seamless, Weld

    

 
 
JIS G3444 STK290 Weld Mild Steel Tubing , Round Furniture Steel Tubes 35mm Thick
 
 

Application: Tubes used for machinery, automobiles, bicycles, furniture, appliances and other machine parts.
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
 
 
Chemical composition,%:
 

Steel grade

Chemical composition,%

C

Si

Mn

P

S

STK290

-

-

-

≤0.050

≤0.050

STK400

≤0.025

-

-

≤0.040

≤0.040

STK500

≤0.24

≤0.35

0.30-1.30

≤0.040

≤0.040

STK490

≤0.18

≤0.55

≤1.50

≤0.040

≤0.040

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Mr. Sunny Cheng
Tel: 86-755-82714192
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China Steel Products Directory
Genlou Streeet, Shenzhen, Guangdong, China (Mainland)
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