JIS G3444 STK290 Weld Mild Steel Tubing , Round Furniture S
- Min. Order:
- 1
- Min. Order:
- 1
- Delivery Time:
- 30 Days
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Contact Now| Place of Origin: | Jiangsu China (Mainland) |
|---|
JIS G3444 STK290 Weld Mild Steel Tubing , Round Furniture Steel Tubes 35mm Thick
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
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 |
|
STK540 |
≤0.23 |
≤0.55 |
≤1.5 |
≤0.040 |
≤0.040 |
Mechanical Properties:
|
Mechanical properties |
Tensile strength, N/mm2 |
Yield strength, N/mm2 |
Elongation,% |
Bending property |
Weld tensile strength,N/mm2
|
||
|
Longitudinal |
Transverse |
Angel of bending |
ID |
||||
|
OD |
All |
All |
≥40mm |
≤50mm |
≥350mm |
||
|
STK290 |
≥290 |
- |
≥35 |
≥25 |
90o |
6D |
≥290 |
|
STK400 |
≥400 |
≥235 |
≥23 |
≥18 |
90o |
6D |
≥400 |
|
STK500 |
≥500 |
≥355 |
≥15 |
≥10 |
90o |
6D |
≥500 |
|
STK490 |
≥490 |
≥315 |
≥23 |
≥18 |
90o |
6D |
≥490 |
|
STK540 |
≥540 |
≥390 |
≥20 |
≥16 |
90o |
6D |
≥540 |
Applications:
Mainly for general structural purpose.
Tube also be widely used for machinery, automobiles, bicycles, furniture, appliances and other machine parts.
Competitive Advantage:
Huacheng Pipe Making Company is one of the largest seamless steel pipe manufacturers in China.We’ve passed API 5L,API 5CT, PED, BV, TUV certification and ISO quality system certification.With good quality and competitive price, we believe we could be your reliable supplier.
Factroy Pictures:
Pipe & Tube Processing
Factory Equipments:
Production Line:
Quality Control:
Steel Pipe & Tube Application:
Package:
Export Standard / Wooden Box
Main Certificates:
PED ISO BV TUV etc.
Main Customers:
