How long will it take to execute my order?

Our normal time to execute the order is 20-30 working days. We will feedback estimated lead time after advance payment ASAP.

Do you have inspection for the products before packing?

Of course, we put the quality as our first priority.

What are the packing details?

We choose suitable package and reinforce for various steel products when loading and transport. Meanwhile, we can pack the products according to your requirements.

Do you provide after-sale service?

Of course, we provide the after-sale service.

High-Quality 50crva Spring Steel Strip for Durable Auto Components

Name: High-Quality 50crva Spring Steel Strip for Durable Auto Components
Brand: Jiangxi Rongchengjie Special Materials Co., Ltd.
SKU: 2123264232

Jiangxi, ChinaJiangxi Rongchengjie Special Materials Co., Ltd.

US$1.12-1.82

500 kg

Sample price:US$0.00/piece.Request sample

Product profile

Warranty

Three Months

Standard

JIS, GB, DIN

Certification

ISO9001:2016 Iaft16949:2016

Model NO.

51CrV4/50CrVA

Surface Treatment

Polished

Technique

Cold Rolled

Application

Raw Materials for Automotive Stamping Spare Parts

Edge

Slit edge

Stock

Not Stock

Cold Hard

Hv: 200~280

Annealing

Hv: 160~200, Tensile Strength: ≤ 635MPa, Elongatio

Quenching and Tempering

HRC: 30-50, Extend 5-10%

Transport Package

as Your Request

Specification

0.15~6.5 * 12~640 * C/L or customized

Trademark

Rong Chengjie

Origin

China

Key features

Comprehensive Heat Treatment Options: Offers Cold Hard, Annealing, and Quenching & Tempering with specific hardness ranges.

Wide Material Grade Selection: Produces 75Cr1, 51CrV4, 62Si2MnA, SAE8660, and various spring/automotive steels.

Advanced Production Capacity: Equipped with 20-roll Sendzimir mill and 4 continuous quenching lines.

Strict Quality Control: Features 5 QA/QC inspectors and random functional inspection before packing.

Flexible Customization: Supports minor customization for dimensions and surface finishes like polished or blued.

ISO Certified Manufacturing: Operates under ISO9001:2016 and IATF16949:2016 management systems.

Fast Order Execution: Standard lead time is 20-30 working days with prompt feedback after payment.

Company profile

Patents AwardedSelf-brandedExhibition ExperienceImporters and Exporters

Jiangxi Rongchengjie Special Materials Co., Ltd.

Jiangxi, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Minor Customization CertifiedExport Year: 5 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤15h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier demonstrates established manufacturing and export activity, with four production lines, five years of export experience, and stated procedures for service capability, corrective actions, complaints, and finished-product inspection. Its service infrastructure is limited: it reports no overseas warehouse, showroom, agent, or branch, and offers services in zero overseas countries. Product development is also limited to minor customization, with no 3D design, ODM, SDK, or new-product activity reported. ISO9001:2015 certification and fire-drill practice are stated, but no environmental impact assessment report is available. Financial information is inconsistent across the provided records and is not sufficient for a reliable credibility assessment. No specific customer cases or product/service keywords are provided.

Supplier typeThe supplier appears to be a manufacturing supplier operating equipment including slitting, annealing, cold-rolling, packing, quenching, grinding, bending, and straightening machinery. It has four production lines and five years of export experience, although the company description does not identify a specific product category.

CertificationsThe supplier states that it holds an ISO9001:2015 certificate and other certifications. However, it also states that no factory environmental impact assessment report is available, so the evidence supports quality-system certification but not comprehensive environmental documentation.

After-Sales capabilityThe supplier has written procedures and records for service-capability assessment, corrective and preventive actions, and customer complaints. However, it reports no overseas warehouse, showroom, agent, or branch, and services in zero overseas countries, indicating documented service processes but limited overseas service coverage.

R&D capabilityThe supplier reports no 3D software design service, no new products during the past year, no ODM service, and no available SDK. These explicit limitations indicate weak documented innovation and product-development capability.

Production capacityThe supplier lists multiple manufacturing facilities and four production lines, and it has standardized instructions for finished-product inspection. However, it does not continuously reconcile quantities for each batch or production lot, indicating a production-control weakness despite established manufacturing capacity.

Customization capabilityCustomization is explicitly limited to minor customization in both design and R&D-related services. The supplier does not provide 3D software design or ODM services, so it can support limited modifications but not broad or advanced customization.