JIS G3445 Oil-Dip Machine Structural Mild Steel Tube , STKM11A STKM12A Carbon Steel Pipe
Product Details
| Features: | Thin Wall | Application: | Machinery|Automobiles|Bicycles|Furniture|Appliances|Chemical |
|---|---|---|---|
| Delivery Condition: | Annealed|Normalized|Tempered | Grade: | STKM11A|STKM12B|STKM13A |
| Material: | Carbon Steel | Product Name: | Mild Steel Tubing |
| Section Shape: | Round | Standard: | JIS G3445 |
| Surface Treatment: | Oil-dip|Varnish|Passivation|Phosphating|Shot Blasting | Technique: | Seamless |
| Highlight |
mild steel tube,steel round tube |
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Product Description
JIS G3445 Oil-dip Machine Structural Mild Steel Tube , STKM11A STKM12A Carbon Steel Pipe
Quick Detail
Products: JIS G3445
Carbon steel tubes for machine structural purposes .
Grade: STKM11A / STKM12A / STKM12B / STKM12C / STKM13A etc
Size:(mm)
Out Dimensions: 6mm ~ 350mm
Wall Thickness: 0.8mm ~ 35mm
Length: Fixed(6m,9m,12,24m) or normal length(5-12m)
Description
Standards: JIS G3445
Carbon steel tubes for machine structural purposes .
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.
The main products of steel / steel grade: STKM11A, STKM12(A,B,C), STKM13(A,B,C), STKM14(A,B,C).
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 (%)
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Chemical Composition (%) |
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Standard |
Steel Grade |
C |
Si |
Mn |
P |
S |
|
JIS G3445 |
STKM11A |
≤0.12 |
≤0.35 |
≤0.60 |
≤0.040 |
≤0.040 |
|
STKM12A |
≤0.20 |
≤0.35 |
≤0.60 |
≤0.040 |
≤0.040 |
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STKM12B |
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STKM12C |
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STKM13A |
≤0.25 |
≤0.35 |
0.30-0.90 |
≤0.040 |
≤0.040 |
|
|
STKM13B |
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STKM13C |
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STKM14A |
≤0.30 |
≤0.35 |
0.30-1.00 |
≤0.040 |
≤0.040 |
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STKM14B |
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STKM14C |
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Mechanical Properties
|
Grade |
Yield Strength (Mpa) |
Tensile Strength (Mpa) |
Elongation (%) |
|
STKM11A |
|
≥290 |
≥35 |
|
STKM12A |
≥175 |
≥340 |
≥35 |
|
STKM12B |
≥275 |
≥390 |
≥25 |
|
STKM12C |
≥355 |
≥470 |
≥20 |
|
STKM13A |
≥215 |
≥370 |
≥30 |
|
STKM13B |
≥305 |
≥440 |
≥20 |
|
STKM13C |
≥380 |
≥510 |
≥15 |
|
STKM14A |
≥245 |
≥410 |
≥25 |
|
STKM14B |
≥355 |
≥500 |
≥15 |
|
STKM14C |
≥410 |
≥550 |
≥15 |
Tolerances on outside diameter
|
Division |
Tolerances on outside diameter |
|
|
No. 1 |
Under 50 mm |
?0.5 mm |
|
50 mm |
±1% |
|
|
No. 2 |
Under 50 mm |
±0.25 mm |
|
50 mm |
±0.5% |
|
|
No. 3 |
Under 25 mm |
±0.12 mm |
|
25 mD<40 mm |
±0.15% |
|
|
40 mD<50 mm |
±0.18% |
|
Tolerances on Wall Thickness
|
Division |
Tolerances on outside diameter |
|
|
No. 1 |
Under 4 mm |
+0.6 mm-0.5 mm |
|
4 mm |
+15%-12.5% |
|
|
No. 2 |
Under 3 mm |
±0.3 mm |
|
3 mm |
±10% |
|
|
No. 3 |
Under 2 mm |
±0.15 mm |
|
2 mm |
±8% |
|
Applications
Tubes used for machinery, automobiles, bicycles, furniture, appliances and other machine parts.
Product Photo
Factroy Pictures
Pipe & Tube Processing
Steel Pipe & Tube Application
Packaging and Shipping
Certificates
FAQ:
Q1: ARE YOU FACTORY OR TRADER?
A1: Wuxi Sylaith Special Steel Co.,Ltd is a manufacturer of steel pipe and tube since 2010.
We've gained our Export Right and become an integrated company of industry and trade in order to satisfy buyer's multi-request on different material and products.
Q2: WHICH MATERIAL/PRODUCTS YOU CAN PROVIDE?
A2: Seamless Stainless Steel Pipe / Tube, Seamless Carbon Stainless Steel Pipe /Tube,Galvanized Steel Tube witn any Shape and Welded pipes can also be available.
Q3: HOW TO GET A SAMPLE?
A3: FREE samples are available for your checking and testing. And to get free samples, you need to send us you detailed receiving address (including post code) and your DHL/FedEx/UPS account for collecting samples, courier cost will be paid in your side.
Q4:CAN YOU PRODUCE THE PRODUCTS ACCORDING TO MY OWN DRAWINGS?
A4: Yes, we can produce the products according to your drawings that will be most satisfy you.
Q5: HOW TO VISIT YOUR FACTORY?
A5: Most of the main cities have flights to Shanghai; you can take flight to Shanghai Putong/Hongqiao International Airport.
If you come from Hongkong, it will take 2 hours by flight (every day 5 flight around noon time).
Product Highlights
JIS G3445 Oil-dip Machine Structural Mild Steel Tube , STKM11A STKM12A Carbon Steel Pipe Quick Detail Products: JIS G3445 Carbon steel tubes for machine structural purposes . Grade: STKM11A / STKM12A / STKM12B / STKM12C / STKM13A etc Size:(mm) Out Dimensions: 6mm ~ 350mm Wall Thickness: 0.8mm ~ 35mm ...
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