HSS-Automotive ZQS700Z,ZQS700Z steel,ZQS700Z steel plate,ZQS700Z steel plate supplier

HSS-Automotive ZQS700Z steel for automobile beams have high strength and good bending performance, which is suitable for beam parts.

HSS-Automotive ZQS700Z steel Chemical composition %

Grade	C	Si	Mn	p	S	Al	Nb	V	Ti	Mo
ZQS700Z	≤0.10	≤0..50	≤2.10	≤0.025	≤0.010	0.015	≤0.09	≤0.20	≤0.15	≤0.50

Remarks : Nb + V + Ti ≤0.22%

HSS-Automotive ZQS700Z steel Mechanical Properties

Grade	Yield strength (MPa)	Tensile strength (MPa)	Elongation (%)		180 degree cold bend, diameter
			Thickness＜3mm Lo=80mm, b=20mm	Thickness 3mm L0=5.65 √ S0
ZQS700Z	750	800-950	10	12	2.0a

Remarks :
1 . The yiels strength of 650MPa and 700MPa with thickness ＞8mm can be 20MPa lower.
2 . Samples for the tensile test are taken in rolling direction. Samples for cold bend test are taken transversely .

HSS-Automotive ZQS700Z steel plate application :HSS-Automotive ZQS700Z Hot-rolled high strength steel sheets widely used in wheel, beam, carriage, axle, drive shaft, chassis, suspension and other important parts etc.

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