How do you ensure product quality?

We perform 100% inspection on finished products including visual and function inspection, and maintain traceability of raw materials.

What are the safety conditions for stopping use?

Stop use if the ring warps more than 10 degrees, a crack appears on the surface, or wear exceeds 10%.

What is the working load range?

The working load ranges from 1.6 tons to 63 tons depending on the specific model and dimensions.

Heat Treatment Master Link for Lifting Device

Name: Heat Treatment Master Link for Lifting Device
Brand: Weifang First Rigging Co., Ltd.
SKU: 759833592

Shandong, ChinaWeifang First Rigging Co., Ltd.

US$0.79-7.99

100 Pieces

Sample price:US$3.20/piece.Request sample

Product profile

Customization

Available

Material

Alloy Steel

Shape

Oval

Model NO.

FST-A343-R4

Color

Colored

Condition

New

The Inside Length

160mm

The Inside Width

90mm

Working Load

5.3t

Weight

0.1.5kg

Surface Treatment

Pensu

Make Way

Welding

Diameter

22mm

Transport Package

Carton

Specification

1310-8

Trademark

First rigging

Origin

Weifang Shandong, China

HS Code

73269090

Production Capacity

30ton/Month

Key features

High-Strength Alloy Steel: Made from 40 chromium, 20 chromium manganese titanium, and 35 chromium molybdenum for durability.

Welding Construction: Forged strong ring design with welding process for enhanced structural integrity.

Comprehensive Customization: Offers full customization, minor customization, and flexible options based on samples or designs.

Strict Quality Control: 100% visual and function inspection for all finished products with traceable raw materials.

ISO 9001 Certified: Manufacturer holds ISO9001:2015 management system certification for quality assurance.

Diverse Size Range: Available in multiple specifications from 1.6t to 63t working load with varying dimensions.

OEM and ODM Services: Full OEM and ODM capabilities available for custom manufacturing requirements.

Rapid Production: Average lead time of one month for both peak and off-peak seasons.

Company profile

High Repeat Buyers ChoiceQuality AssuranceManagement Certification

Weifang First Rigging 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: 8 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.90h

AI-Powered supplier vetting

SummaryFirst Rigging is a manufacturer and seller of rigging, crane, automotive, mining machinery accessories, chains, and related hardware, integrating R&D, manufacturing, sales, and service. It operates three production lines, reports broad product output information, exports 71%–90% of total sales, and has six years of export experience. The supplier holds ISO 9001:2015 certification and states that certificates from classification societies such as CCS, LR, and DNV can be provided. It offers extensive customization and OEM services, but its documented service procedures, inspection controls, corrective-action processes, and complaint-handling records are incomplete. Overseas operational support is limited: it reports no overseas warehouse, showroom, agent, branch, or overseas service coverage. Financial credibility and innovation capability cannot be fully judged from the available information.

Supplier typeThe supplier is presented as an integrated manufacturer, seller, and service provider for rigging, chains, crane accessories, mining machinery equipment and accessories, and related hardware. Its stated operations include R&D, manufacturing, sales, and service, with three production lines and a 35,000-square-meter workshop.

CertificationsThe supplier states that it passed ISO 9001 quality-system certification and identifies an ISO 9001:2015 certificate. It also states that certificates from classification societies including CCS, LR, and DNV can be provided, although the specific certificates and their scope are not detailed.

After-Sales capabilityThe supplier has procedures for service assessment, corrective and preventive actions, and customer complaints, but no written records for these processes. It reports lead times within 15 workdays and accepts several quotation and payment terms, while reporting no overseas service coverage, warehouse, showroom, agent, branch, or offline trade-show participation.

Production capacityThe supplier operates three production lines, reports multiple product-category output figures, and has a modern automated workshop. Its exports represent 71%–90% of total sales, but it does not perform ongoing quantity reconciliation for every batch or production lot, indicating a documented production-control weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also provides OEM services for well-known brands. These statements directly demonstrate broad customization capability.

Client casesThe supplier states that its products have been sold worldwide, particularly in America and Canada, and received positive customer reputations. It also states that products are welcomed by customers, but no named customers, project details, or independently verifiable case evidence is provided.

Product Q&A

Q:What materials are used for the master link?

The master links are mainly made of 40 chromium, 20 chromium manganese titanium, and 35 chromium molybdenum, with 20 chromium manganese titanium being the most common.

Q:What is the minimum order quantity?

The minimum order quantity is 1 ton.

Q:Can the product be customized?

Yes, we offer full customization, minor customization, and flexible customization based on samples or designs.

Q:What is the lead time for production?

The average lead time is one month for both peak season and off-season.

Q:What payment terms do you accept?

We accept T/T (Telegraphic Transfer) as the term of payment.