What materials are used for the chains?

Materials include Stainless Steel (SS316, SS304), 20Mn2, Q235 carbon steel, and alloy steel.

What is the lead time for delivery?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

Hot Selling Us Nacm90 G30 Welded Medium Transport Chain

Name: Hot Selling Us Nacm90 G30 Welded Medium Transport Chain
Brand: Qingdao H-Quality Industries Co., Ltd.
SKU: 678348412

Shandong, ChinaQingdao H-Quality Industries Co., Ltd.

US$0.50

500-999 Meters

US$0.48

1,000+ Meters

Product profile

Customization

Available

Usage

Transmission Chain, Drag Chain

Material

Alloy/Carbon Steel

Model NO.

NACM1990 G30

Surface Treatment

Electroplating

Feature

Proof Coil Chain

Chain Size

1/8"---1"

Structure

Welded Chain

Color

Solid Color

Size

4mm-25mm

W.L.L

170kg-8140kg

Certificate

ISO9001

Delivery Time

30 Days

Transport Package

Packing in Cartons/Bags Then Into Pallet

Specification

ISO

Trademark

OEM/H-Quality

Origin

Chain Mainland

HS Code

73158200

Production Capacity

100t Per Month

Key features

20 Years Manufacturing Experience: Professional manufacturer specializing in chain production for two decades.

Wide Material Options: Available in Stainless Steel, Alloy Steel, and Carbon Steel variants.

Diverse Surface Treatments: Includes electro galvanized, hot dipping galvanized, zinc plated, and blackened finishes.

Comprehensive Size Range: Chain sizes available from 4mm to 25mm with working loads up to 8140kg.

Multiple Grade Standards: Offers G30, G43, G70, and G80 grades meeting various international standards.

Fast Response Time: All inquiries are responded to within 12 hours.

ISO Certification Available: ISO certification and product test reports provided upon request.

Flexible Delivery Options: Samples shipped via DHL, UPS, TNT, FEDEX or sea/air freight.

Company profile

Qingdao H-Quality Industries Co., Ltd.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2000-01-01Nearest Port: QINGDAO, SHANGHAIAverage Response Time: ≤4.33hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CPT

AI-Powered supplier vetting

SummaryQINGDAO H-QUALITY INDUSTRIES CO., LTD. is identified as both a trading company and manufacturer/factory in China. The supplier reports more than 10 production lines, multiple product-specific annual capacities, 11–20 years of R&D engineer experience, and 11–20 quality-control staff. It states that the company and its factories passed ISO9001-2008 certification and maintains an export history beginning in 2000, with exports representing 51%–70% of sales. Product and trade records show rigging hardware, sleeves, wire rope slings, turnbuckles, chain blocks, and couplings, but the available transaction evidence is limited to a small number of recorded buyers and transactions. Evidence is insufficient to assess after-sales service, financial credibility, customization capability, or a broad customer track record.

Supplier typeThe supplier is explicitly classified as both a trading company and a manufacturer/factory, with a limited-company structure and an operating location in Shandong, China. This supports a hybrid manufacturing and trading business model.

CertificationsThe company states that it has passed ISO9001-2008 certification, and the same certification is reported for the company and its factories. This is explicit evidence of a quality-management certification, although no other certifications are provided.

R&D capabilityThe supplier reports 11–20 years of total R&D engineer experience and describes an R&D team comprising 3 professor-level senior engineers, 6 senior engineers, and 12 engineers. This directly supports substantial technical and R&D resources.

Production capacityThe supplier reports more than 10 production lines, product-specific annual capacities including 1,200 tons of rigging hardware and 400 tons of wire rope slings, and equipment such as punching machines, heat-treatment equipment, vacuum annealing furnaces, and an automatic plastic-coating line. These details provide explicit evidence of manufacturing infrastructure and measurable production capacity.