T5035)

Product Details

Steel Tube (YB/T5035)


Model NO.:	YB/T5035

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Product Description

Tubes for Auto Semi-Shaft Casing

Application: For manufacturing auto semi-shaft casing.
Products can be also supplied according to the standard of DIN 1629-1984.
Hits: 2 Record into time: 2008-7-24, print this page, return.

Steel pipe supply condition			Pipe sizes		Allowed tolerance
Classification	1	Pipes delivered as per OD and WT	OD D		±1%
			WT s	WT≤7mm 7mm<S≤15mm WT>15mm	+15% -9% +12.5% -10% +12.5% -7.5%
	2	Pipes delivered as per OD, ID and WT	(D) (d) (ΔS)		±1.0% ±1.75% ≤15%
	3	OD=77mm,ID=57mm WT=10mm	(D) (d) (ΔS)		+1.0mm -0.3mm +1.5mm -0.5mm ≤1.5mm

1Mechanical Properties:

Item NO	Grade	Tensile Strength σb Mpa	Yield Strength σ0.2 MPa	Elongation δ5 %	Hardness HB
1	45	≥590	≥335	≥14	-----
2	45Mn2	----	------	-------	217--269
3	40MnB	----	-------	-----	217--269
4	40Cr	-----	--------	-----	217--269

Chemical composition:

Designation	C	Si	Mn	Cr	Mo	B	Cu	Ni	P	S
Designation	C	Si	Mn	Cr	Mo	B	Cu	Ni	Max
45	0.42~ 0.50	0.17~ 0.37	0.50~ 0.80	≤0.25	----	----	≤0.25	≤0.30	0.035	0.035
45Mn2	0.42~ 0.49	0.17~ 0.37	1.40~ 1.80	≤0.30	≤0.15	----	≤0.25	≤0.30	0.035	0.035
40MnB	0.37~ 0.44	0.17~ 0.37	1.10~ 1.40	≤0.25	----	0.0005~ 0.0035	≤0.25	≤0.30	0.035	0.035
40Cr	0.37~ 0.44	0.17~ 0.37	0.50~ 0.80	0.80~ 1.10	≤0.15		≤0.25	≤0.30	0.035	0.035