
Metal Spiral Die Compression Springs for Auto Mold
Our business aims to operating faithfully, serving to all of our clients, and working in new technology and new machine continuously for SAE9254V alloy spring steel wire ASTM-A230-99, SAE9254V steel wire factory, B Oil quenched and tempered spring steel wire. During the development of the company, we always keep development philosophy of 'quality assurance, honesty, trustworthiness, and customer first', and have established and maintained good cooperative relations with dozens of small and medium enterprises in many provinces and cities. With the tenet of 'rigorous and pragmatic, striving for perfection', we strive to create excellent products to meet the needs of new and old customers and jointly develop a broad market.
the product brief:
65mn60si2mna55crsi(SAE9254V)50crva spring steel wire
The material strength, elastic limit, yield ratio, hardenability and anti-tempering stability, and is widely used, and some used in some of the higher stress in the fatigue (high tensile strength, high strength, high tensile strength, high tensile strength, Performance of the work of important spring and wear serious spring, such as spring rings, shock absorber springs and brake springs, cars, locomotives, tractor coil spring, cylinder safety valve spring and some mechanical wear rods and so on.
Henan friend Tak Metal Products Company Limited
OLD TEMPEREO CARBON STEEL SPRING WIRE
Adapted to the general purpose spring, brake spring, in the upscale automobile clutch spring, shock absorber screw spring, belt tensioner pulley spring and manufacture of engine valve spring steel wire
Classification, designation and wire diameter range
Classified | Static | Fatigue | High fatigue | |
Tensile strength | Low strength | FDC | TDC | VDC |
In strength | FDCrV(A、B)FDSiMn | TDCrV(A、B) TDSiMn | VDCrV(A、B) | |
High strength | FDCrSi | TDCrSi | VDCrSi | |
Diameter range | 0.5mm~17.0mm | 0.5mm~17.0mm | 0.5mm~17.0mm | 0.5mm~10.0mm |
Note 1:Static level steel suitable for general use spring, expressed in FD。 | ||||
Wire codes and steel grades corresponding relationship
| Wire code | Commonly used representative brands |
FDC、TDC、VDC | 65、70、65Mn |
FDCrV-A、TDCrV-A、VDCrV-A | 50CrA |
FDSiMn、TDSiMn | 60Si2Mn、60Si2MnA |
FDCrSi 、TDCrSi 、VDCrSi | 55CrSi、SAE9254V |
FDCrV-B、TDCrV-B、VDCrV-B | 67CrV |
Heat treatment
Spring, the spring should be tempered between 380 ℃ ~ 420 ℃ treatment to reduce surface stress, shot blasting should be 250 ℃ hot pressure or eliminate the stress treatment.
delivery status
The wire is delivered in coil form
Oil quenched - Tempered spring steel wire
Suitable for general purpose springs, brake brakes springs, middle and high grade automobile clutch springs, shock absorber coil springs, belt tensioner springs and steel wire for manufacturing engine valve springs.
Mechanical properties
Static level, in the fatigue class mechanical properties table (the same disk strength of not more than 50MPa)

High fatigue level mechanical properties table (with the disc strength is not greater than 40MPa)

We sincerely design and customized all kinds of Metal Spiral Die Compression Springs for Auto Mold for our customers. We hope to cooperate with more customers for mutual development and benefits in future. We have the best products and professional sales and technical team.
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