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JIS G3445 Oil-Dip Machine Structural Mild Steel Tube , STKM11A STKM12A Carbon Steel Pipe

Basic Information
Place of Origin: Jiangsu China (Mainland)
Brand Name: WUXI SYLAITH
Certification: ISO
Model Number: JIS G3445
Minimum Order Quantity: 1MT
Price: NEGOTIABLE
Packaging Details: Exporting package/wooden box package/Or per customers’ requirement
Delivery Time: 3-15 days
Payment Terms: 30%T/T in advance or 100% L/C at sight
Supply Ability: 8000MT/Month
Detail Information
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
High Light:

mild steel tube

,

steel round tube


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 (%)

 

 

 

 Chemical Composition (%)

 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

STKM12B

STKM12C

STKM13A

≤0.25

≤0.35

0.30-0.90

≤0.040

≤0.040

STKM13B

STKM13C

STKM14A

≤0.30

≤0.35

0.30-1.00

≤0.040

≤0.040

STKM14B

STKM14C

 

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 mmD<40 mm

±0.15%

40 mmD<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

 

JIS G3445 Oil-Dip Machine Structural Mild Steel Tube , STKM11A STKM12A Carbon Steel Pipe 0

 

Factroy Pictures

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 1

 

Pipe & Tube Processing

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 2

 

Steel Pipe & Tube Application

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 3

 

Packaging and Shipping

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 4

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 5

 

Certificates

 

BS 6323 DIN 2391 Precision Steel Tube Carbon Steel Seamless Tube 6

 

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).

Contact Details
Ava

Phone Number : 18921107008

WhatsApp : +8618921107008