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JIS G3445 Carbon steel tubes

Carbon steel tubes for machine structural purposes .

Detailed Description

• Carbon steel tubes for machine structural purposes .
  
• Standards: JIS G3445
• Size (mm):
  • Outer Dimensions: 19.05mm ~ 114.3mm
  • Wall Thickness:2.0mm ~ 14 mm
  • Length: max 16000mm
• 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: Bare/bundles/crates/crate protection at the both sides of tubes or as per customers' requirements .
• Painting: as requested.

Chemical Compositions(%)

Grade	C	Si	Mn	P	S
STKM11A	≤0.12	≤0.35	≤0.60	≤0.040	≤0.040
STKM12A	≤0.20	≤0.35	≤0.60	≤0.040	≤0.040
STKM12B	≤0.20	≤0.35	≤0.60	≤0.040	≤0.040
STKM12C	≤0.20	≤0.35	≤0.60	≤0.040	≤0.040
STKM13A	≤0.25	≤0.35	0.30-0.90	≤0.040	≤0.040
STKM13B	≤0.25	≤0.35	0.30-0.90	≤0.040	≤0.040
STKM13C	≤0.25	≤0.35	0.30-0.90	≤0.040	≤0.040
STKM14A	≤0.30	≤0.35	0.30-1.00	≤0.040	≤0.040
STKM14B	≤0.30	≤0.35	0.30-1.00	≤0.040	≤0.040
STKM14C	≤0.30	≤0.35	0.30-1.00	≤0.040	≤0.040

 

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

 

Products Photo Gallery

View or download the PDF catalogue of JIS G3445

 

Related Products

Tubes/pipes for Mechanical and Automobile Application: motor-car construction, pneumatic and hydraulic operating mechanisms . ASTM A519: Seamless Carbon and Alloy Steel Mechanical Tubing JIS G3445: Carbon Steel Tubes for Machine Structural Purposes JIS G3429: Seamless Steel Tubes for High Pressure Gas Cylinder DIN2391-1: Seamless Precision Steel Tube. EN10305-1: Steel tubes for precision applications - Part 1: Seamless cold drawn tubes

 

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