Name: ASTM 6150 sup9 50CrV4 Spring flats bar/leaf spring/spring steel bar
Brand: Qiangbang
Availability: InStock

Product Details

ASTM 6150 sup9 50CrV4 Spring flats bar/leaf spring/spring steel bar alloy steel flat bars

Why choose us?

1) Authorized Certificates : ISO9001:2008/SGS/BV.

2) Supply ability: 2000tons per day.

3) 22 years production experiences.

4) Customize base on your specification.

5) Exporting to more than 40 countries.

Specification table:

Specifications
Measurement	Thickness	Width	Length
	6mm~35mm	40mm~150mm	4000mm-8000mm (customized)
Certificate	ISO 9001: 2008
Standard	GB JIS DIN SAE ASTM AISI
Edge(Cross Section)	round edge profile to DIN59145	Square edge profile to DIN59146
Bundle Weight	Around 2.0 MT
MOQ	10MT or Can be Negotiated
Technique	Hot Rolled
Surface	Grooved	Plain-smoothed
Quenchant	Oil/Water
Raw Material	Concast Steel Billets (150x150mm)
Temper Stressing	480°C-560°C
Quenching Temprature:	800°C-1000°C
OEM	Material Composition Offered by Customers
Application	sup9/sup9a/sup10/55Cr3/50CrV4	Automotive suspension springs
	sup7/9260/30CrMnB/27CrMnB	Rotary tools and Blades
Capacity	1000-2000 MT/Day, Over 400,000 MT/Year
Payment Term	100% L/C at Sight.	30% T/T Down Payment, Balance Against B/L Copy.
Shipment Time	10-20 working days after confirming the order
Packing	In bundles. Each bundle packed with 2 steel strips and 3 steel wires.

Chemical composition table:

GB/T 1222/2007
Steel Grade	C	Si	Mn	Cr	V	B	P	S
Steel Grade	C	Si	Mn	Cr	V	B	≤
65Mn	0.62-0.70	0.17-0.37	0.90-1.20	≤0.25			0.035	0.035
60Si2Mn	0.56-0.64	1.50-2.00	0.70-1.00	≤0.30			0.035	0.035
60Si2MnA	0.56-0.64	1.60-2.00	0.70-1.00	≤0.35			0.025	0.025
55CrMnA	0.52-0.60	0.17-0.37	0.65-0.95	0.65-0.95			0.025	0.025
60CrMnA	0.56-0.64	0.17-0.37	0.70-1.00	0.70-1.00			0.025	0.025
50CrVA	0.46-0.54	0.17-0.37	0.50-0.80	0.80-1.10	0.10-0.20		0.025	0.025

JIS G 4801:2005
Steel Grade	C	Si	Mn	Cr	V	B	P	S
Steel Grade	C	Si	Mn	Cr	V	≥	≤
Sup6	0.56-0.64	1.50-1.80	0.70-1.00				0.030	0.030
Sup7	0.56-0.64	1.80-2.20	0.70-1.00				0.030	0.030
Sup9	0.52-0.60	0.15-0.35	0.65-0.95	0.65-0.95			0.030	0.030
Sup9A	0.56-0.64	0.15-0.35	0.70-1.00	0.70-1.00			0.030	0.030
Sup10	0.47-0.55	0.15-0.35	0.65-0.95	0.80-1.10	0.15-0.25		0.030	0.030
Sup11A	0.56-0.64	0.15-0.35	0.70-1.00	0.70-1.00		0.0005	0.030	0.030
Sup12	0.51-0.59	1.20-1.60	0.60-0.90	0.60-0.90			0.030	0.030

DIN 17221-1988
Steel Grade	C	Si	Mn	Cr	V	B	P	S
Steel Grade	C	Si	Mn	Cr	V	≥	≤
60SiCr7	0.57-0.65	1.50-1.80	0.70-1.00	0.20-.040			0.030	0.030
55Cr3	0.52-0.59	0.25-0.50	0.70-1.10	0.70-1.00			0.030	0.030
50CrV4	0.47-0.55	0.15-0.40	0.70-1.10	0.90-1.20	0.10-0.20		0.030	0.030

BS EN 10089:2002
Steel Grade	C	Si	Mn	Cr	V	B	P	S
Steel Grade	C	Si	Mn	Cr	V	≥	≤
61SiCr7	0.57-0.65	1.60-2.00	0.70-1.00	0.20-.045			0.025	0.025
55Cr3	0.52-0.59	≤0.40	0.70-1.00	0.70-1.00			0.025	0.025
51CrV4	0.47-0.55	≤0.40	0.70-1.10	0.90-1.20	0.10-0.25		0.025	0.025

ASTM standard
Steel Grade	C	Si	Mn	Cr	V	B	P	S
Steel Grade	C	Si	Mn	Cr	V	≥	≤
1045	0.43-0.50	0.17-0.37	0.60-0.90	≤0.25			0.040	0.050
5155	0.51-0.59	0.15-0.35	0.70-0.90	0.70-0.90			0.035	0.040
5160	0.56-0.61	0.15-0.35	0.75-1.00	0.70-0.90			0.035	0.040
6150	0.48-0.53	0.15-0.35	0.70-0.90	0.80-1.10			0.035	0.040
9260	0.56-0.64	1.80-2.20	0.75-1.00				0.035	0.040

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