Round Edge Leaf Spring Steel Flat Bars

• Technique: Hot Rolled
• Standard: AISI, JIS, ASTM, DIN, BS, GB, Ks
• Certification: IS0
• Production Line: Short Stress Production Line
• Brand Name: Daqiang
• Thickness: 6mm~35mm
• Model NO.: 40X5-35x135mm
• Width: 40mm~125mm
• Length: as Customers′ Requirements
• Place of Origin: Tianjin, China (Mainland)
• Surface1: Smooth Plain
• Surface2: Double Grooved
• Raw Material: Continuous Casting Billets
• Grade: Sup9, Sup9a, 5160h, 55cr3
• Packing: 2 Tons Bundles
• Shape: Round Edge and Right Angle
• Standards: ASTM, BS, DIN, En, JIS
• Application: Leaf Springs Susepension
• Users: Leaf Spring Factories
• Transport Package: Export Packing
• Specification: 4x40mm~35x125mm
• Trademark: DaQiang
• Origin: Tianjin, China
• Production Capacity: 500000 Tons/Year

Product Description

steel flat bars for leaf springs

Top three in automotive industry by making advanced quality Spring Steels Flat Bars, Leaf Springs.

We make steel billets by our own plant, 1000-2000MT/Day. We can make steel as per your requirement.

Certificated by ISO9001: 2008. Highly Acclaimed Manufacturer and Exporter of Spring Steel Products.


---------------Specification-------------

1. Grades:
GB: 65Mn, 60Si2Mn, 55CrMnA, 60CrMnA, 50CrVA.
DIN: 60Si7, 55Si7, 60SiCr7, 55Cr3, 51CrV4.
JIS: SUP6, SUP7, SUP9, SUP9A, SUP10.
ASTM: SAE5155, 5160H, 6150, 9260. 
2. Width from 40mm to 135mm;
3. Thickness from 5mm to 35mm;
4. Length is customized, 4-7m;


---------------Remarks--------------

1. Package: 2.0 tons each bundle, packed with strips.
2. Min Order Qty: 20-27MT in one 20' GP container
3. Delivery Time: 20-40 working days
4. Price Terms: EXW, FOB, CFR, CIF
5. Payment Terms: L/C at sight, T/T against B/L. 

--------------- Features ---------------

1. High Strength & Toughness
2. Good Hardenability & Plasticity
3. Excellent Decarburization
4. Strong Resistance & Good Elasticity
5. Perfect Machinability

-------------- Choose Us As Your Reliable Supplier ------------

1. Superior quality with good elasticity.
2. Short delivery time, reasonable price and best payment condition.
3. Samples available for free.
5. Outstanding service.

Sincerely welcome to visit our factory and pls feel free to contact with us.

Standard	Grade	C	Si	Mn	Cr	V	P	S
							≤
DIN 17221	60SiCr7	0.57-0.65	1.50-1.80	0.70-1.00	0.20-0.40		0.030	0.030
	55Cr3	0.52-059	≤0.40	0.70-1.00	0.70-1.00		0.025	0.025
	60Cr3	0.56-0.64	0.17-0.37	0.70-1.00	0.70-1.00		0.025	0.025
	50CrV4	0.47-0.55	0.15-0.40	0.70-1.00	0.70-1.10	0.10-0.20	0.030	0.030
JIS G4801	SUP6	0.55-0.65	1.50-1.80	0.70-1.00	---		0.035	0.035
	SUP7	0.55-0.65	1.80-2.20	0.70-1.00	---		0.035	0.035
	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
SAE / ASTM	9260/H	0.55-0.65	0.70-1.20	0.65-1.10	≤0.2		0.040	0.030
	5155	0.50-0.60	0.15-0.35	0.65-1.10	0.60-1.00		0.040	0.030
	5160/H	0.55-0.65	0.15-0.35	0.65-1.10	0.60-1.00		0.040	0.030
	6150	0.47-0.54	0.15-0.35	0.60-1.00	0.75-1.20	≤ 0.15	0.040	0.030