What materials are used for the springs?

We use carbon steel, stainless steel, alloy steel, cold rolled steel, music wire, copper wire, and oil tempered quenched high carbon spring steel.

What are the main applications of this arc spring?

Applications include dual mass flywheels, torque converters, arc spring clutches, belt tensioners, and pulley decouplers.

Do you provide after-sales support?

Yes, we provide after-sales service and technical support for our spring products.

Coil Damper Double Dual Mass Flywheel DMF Torque Converter Tc Curve Circular Banana Bow Arc Spring

Name: Coil Damper Double Dual Mass Flywheel DMF Torque Converter Tc Curve Circular Banana Bow Arc Spring
Brand: Qufu Temb Automotive Electric Co., Ltd.
SKU: 1952019351

Shandong, ChinaQufu Temb Automotive Electric Co., Ltd.

US$3.00-6.00

5,000 Sets

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

One Year

Material

Steel

Usage

Pneumatic Actuator Valve Spring

Production Process

Cold Roll

Shape

Coil

Material Standard

DIN17223, 2fd Sicr, 55sicr, Fd Sicr, Td Sicr

Wire Range

From Min 0.1mm(0.004inch) to Max 12mm(0.48inch)

Steel Wire

Oil Tempred Quenched High Carbon Spring Steel Wire

Transport Package

Carton

Specification

1.0-10.0MM

Trademark

TEMB OEM

Origin

China

HS Code

73202090

Production Capacity

100000000

Key features

Dual Mass Flywheel Application: Originally developed for use in the dual-mass flywheel of internal combustion engine drive trains.

Customization Options: Offers full customization, minor customization, and flexible customization from samples or designs.

Wide Wire Diameter Range: Available wire diameter ranges from 0.1mm to 12mm to suit various spring requirements.

Diverse Material Selection: Materials include carbon steel, stainless steel, alloy steel, music wire, and oil tempered high carbon spring steel.

Comprehensive Surface Treatment: Options include zinc, chrome, nickel, gold, tin, powder coating, oxide black, and phosphorization.

IATF 16949 & ISO14001 Certified: Manufacturing process certified for quality management and environmental standards.

High Annual Production Capacity: Annual capacity of 80 million pieces supported by 15 computer coiling machines and 13 heat-treatment furnaces.

OEM and ODM Services: Provides buyer design, buyer label services, and exclusive solutions from professional engineers.

Company profile

High Repeat Buyers ChoiceCooperated with Fortune 500Patents AwardedExhibition Experience

Qufu Temb Automotive Electric Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Qingdao Port, Shanghai PortAverage Response Time: ≤1.31h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad manufacturing and customization capabilities across speaker, AVAS, SMT, spring, switch, and horn production lines, with more than 10 production lines reported. It provides OEM and ODM services, has introduced new products within the past year, and supports customization from samples, designs, full specifications, minor modifications, and flexible requirements. Quality systems include documented inspection instructions, quality assurance, complaint-handling procedures, corrective and preventive action procedures, 19 quality inspectors, and 40 qualified suppliers. The supplier has export experience of 15 years, self-managed import and export rights, and serves multiple international markets. However, it reports no SDK availability, overseas warehouse, overseas showroom, or overseas agents/branches. The provided information does not establish specific certifications, detailed customer cases, or sufficient financial credibility evidence.

Supplier typeThe supplier is a manufacturer with multiple dedicated production lines for speakers, AVAS, SMT, springs, switches, and horns. It also provides OEM and ODM services and has valid manufacturing contracts with associated subcontractors, indicating an integrated manufacturing and contract-production profile.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints, plus standardized finished-product inspection instructions. However, it has no overseas warehouse, showroom, agents, or branches, which limits evidence of localized overseas service support.

R&D capabilityThe supplier reports new products within the past year and offers ODM services, supporting active product development. It does not have an available SDK, which is a stated limitation for software or development-interface support.

Production capacityProduction capability is supported by more than 10 production lines, six named facility lines, in-stock capacity, one-month peak and off-season lead times, and stated annual output across five product categories. Quality oversight includes 19 inspectors and written supplier-assessment procedures.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. It also offers ODM services, indicating broad design-to-production adaptability.