Does the hook have a safety latch?

Yes, it features a positive lock latch that is self-locking when the hook is loaded.

What is the lead time for orders?

Peak Season Lead Time is 1-3 months, and Off Season Lead Time is one month.

Premium Alloy Steel Swivel Hook with Self-Locking Mechanism

Name: Premium Alloy Steel Swivel Hook with Self-Locking Mechanism
Brand: HANGZHOU TOP LIFT INDUSTRIES CO., LTD.
SKU: 1963292581

Zhejiang, ChinaHANGZHOU TOP LIFT INDUSTRIES CO., LTD.

US$5.00-20.00

100 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Material

Alloy Steel

Type

Selflock Hook

Model NO.

TP-1072

Usage

Industrial

Brand

Toplift

Condition

New

Color

Blue

Grade

G100

Weight

0.67-18.81kg

Surface Finish

Powder Plastified

Function

Lifting,Sling,Hoist

Transport Package

Carton with Pallet/Gunny Bag

Specification

1.4T-19T

Trademark

TOPLIFT or OEM

Origin

China

HS Code

73269090

Production Capacity

10000PCS/Month

Key features

Super Alloy Steel Material: Forged super alloy steel quenched and tempered for superior strength.

25% Stronger than G80: Designed for G100 chain with 25% higher strength than G80 standards.

Self-Locking Safety Latch: Positive lock latch ensures safety by self-locking when the hook is loaded.

Rigorous Fatigue Testing: Passed fatigue test at 1.5 times working load limit for 20,000 cycles.

100% Crack Detection: Every unit undergoes 100% magnaflux crack detection for breakage safety.

Powder Plastified Finish: Surface coated with powder plastified finish for durability and corrosion resistance.

4:1 Ultimate Load Ratio: Ultimate load capacity is 4 times the working load limit for maximum safety.

Custom-Made Options: Available in custom grades, weights, and shapes to meet specific needs.

Company profile

HANGZHOU TOP LIFT INDUSTRIES CO., LTD.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2012-05-21Nearest Port: Ningbo/ShanghaiAverage Response Time: ≤3.99hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CIP, EXW, Others

AI-Powered supplier vetting

SummaryHANGZHOU TOP LIFT INDUSTRIES CO., LTD. is identified as a China-based manufacturer/factory in Hangzhou, Zhejiang, focused on lifting, rigging, safety, and related industrial products. It reports six production lines, 11–20 years of R&D engineer experience, 6–10 quality-control staff, export activity to multiple regions, and established export capability. The supplier lists ISO 9001, ASME, OHSAS/OHSMS 18001, and ANSI/ESD certifications, and states that it provides OEM services and after-sales support. Production lead time is reported as one month in off-peak periods and 2–3 months during peak periods. Trade records show three individual transactions associated with one Brazilian buyer in 2025, but these records provide limited evidence regarding broader customer coverage or long-term performance.

Supplier typeThe supplier is explicitly classified as a Manufacturer/Factory and its company nature is also recorded as a factory. It operates from Hangzhou, Zhejiang, China, with a stated factory location in the Xihu Industrial Zone.

CertificationsThe supplier lists OHSAS/OHSMS 18001, ANSI/ESD, ISO 9001, and ASME certifications. These stated certifications provide explicit evidence of formal management, safety, quality, and technical compliance systems, although the provided information does not include certificate validity dates or scope details.

After-Sales capabilityThe supplier states that its professional team provides outstanding pre-sales and after-sales service and support. This is a direct capability claim, but no service response metrics, service organization details, or verified customer evaluations are provided.

Production capacityThe supplier reports six production lines, 6–10 quality-control staff, and defined lead times of one month off-peak and 2–3 months during peak season. These figures explicitly demonstrate organized production capacity and stated delivery capability, although actual capacity utilization and fulfillment performance are not provided.

Customization capabilityThe supplier explicitly states that it provides OEM service and offers multiple quotation and payment terms, while also reporting self-operated import and export rights. OEM support directly indicates customization capability, although the available information does not specify customization scope, tooling, or minimum order requirements.

Product Q&A

Q:What can we do?

1. Meet all of your lifting equipments &riggings' needs. 2. Service on inspection for lifting equipments and rigging material.

Q:How do you control your quality?

1.Selection of high-quality steel material from famous steel group. 2.Production process standardization, process standardization, refinement. 3.100% Finished Product Testing. 4.The third party product inspections are acceptable. 5.ISO Quality Management System Certificated Factory 6.Inspection before loading

Q:What are your advantages compared with others?

1.Specializing in the field of lifting equipments and rigging product supply for around 10 years., have rich experience in Production. 2.The same quality product, the best price. 3.Timely Delivery with the support of 3000 square meters workshop. 4.Numerous Patents in Rigging Hardware. Be Good at Custom-Made and Shaped Products. 5.Over 20 Professional Staff in Trading Team,Let you enjoy worry-free and effective communication.

Q:What is the material of the hook?

The hook is made of forged super alloy steel that is quenched and tempered.

Q:Is the hook suitable for G100 chain?

Yes, it is specifically suitable for G100 chain and is 25% stronger than G80.