What materials are available for these nuts?

Materials include C45, 40Cr, 35CrMo, and 42CrMo, with customizable options based on requirements.

What surface treatments are offered?

Options include Yellow Zinc, Zinc Plated, Plain Oil, Phosphate, Dacromet, and Geomet.

Heavy Hex Nuts GB6170 Black M33 ASTM Nuts 1/2-6

Name: Heavy Hex Nuts GB6170 Black M33 ASTM Nuts 1/2-6
Brand: Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd.
SKU: 2068684605

Fujian, ChinaJinjiang Tagong Hardware Forging Manufacturer Co. Ltd.

US$1,550.00

3-4 Tons

US$1,500.00

5-9 Tons

US$1,450.00

10+ Tons

Sample price:US$35.00/piece.Request sample

Product profile

Customization

Available

Material

Carbon Steel

Type

Hexagon Head

Model NO.

GB6170

Connection

Common Bolt

Head Style

Hexagonal

Standard

DIN, ANSI, GB, JIS, GOST, BSW, ISO Uni

Grade

10.9

Material Name

40cr/45/42CrMo/35CrMo

Property Class

Class10

Surface Treatment

Black Oxide

Field

Fasteners

Transport Package

Carton+Pallet

Specification

25kg/carton

Trademark

as requested by buyer

Origin

China

HS Code

73181600

Production Capacity

1500tons/Month

Key features

Customizable Material & Surface: Materials like 40Cr, 45, 42CrMo available. Surface treatments include Black Oxide, Zinc Plated, Phosphate, and Dacromet.

Wide Size Range Availability: Hex nuts available in sizes from M24 to M64, covering various thread pitches and mechanical properties.

ISO 9001 & SGS Certified: Manufacturing process certified by ISO 9001 and passed rigorous SGS testing for quality assurance.

OEM & Custom Logo Service: OEM accepted. Customer designs and logos are welcome for personalized fastener solutions.

High Production Capacity: Annual production capacity of 30,000 tons supported by 35 hot-forging machines and 300 machining units.

Global Standards Compliance: Products adhere to DIN, ANSI, GB, JIS, GOST, BSW, ISO, and ASTM standards for global compatibility.

CBAM Report Available: Company can provide CBAM reports to meet international trade and environmental compliance requirements.

39 Years Industry Expertise: Over 39 years of experience in fastener manufacturing, ensuring reliability and professional service.

Company profile

In-stock CapacityQuality AssuranceManagement CertificationPrivate Mold

Jinjiang Tagong Hardware Forging Manufacturer Co. Ltd.

Fujian, China

Business Type: Manufacturer/FactoryExport Year: 2021-11-10Nearest Port: Xiamen, Ningbo, ShenzhenAverage Response Time: ≤2.95hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, CIF

AI-Powered supplier vetting

SummaryJinjiang Tagong Hardware Forging Manufacturer Co. Ltd. is identified as a Chinese manufacturer/factory producing a broad range of fasteners and related hardware. The supplier reports multiple customization options, ODM services, new product development within the past year, OEM service for well-known brands, six production lines, and overseas warehouse and showroom capabilities. Export activity has lasted three years, with 31%–40% of sales from exports. Service lead time is reported as within 15 working days in both peak and off-season periods. However, the available evidence shows no SDK, no overseas agents or branches, no continuous quantity reconciliation for production batches, and several procedures without written records. Financial information is limited to stated years rather than performance figures, and the audit result is recorded as 0 without an explained evaluation interpretation. Customer cases are not specifically identified.

Supplier typeThe supplier is explicitly identified as a manufacturer/factory and limited company based in Fujian, China, with fasteners and related hardware as its primary product range. Its offering profile covers manufacturing, export, service, quality control, R&D, and sustainability information.

R&D capabilityThe supplier reports that it developed new products during the past year and provides ODM services, supporting active product-development capability. It also reports no available SDK, which limits the evidence for software or SDK-based development but does not negate the stated hardware R&D capability.

Production capacityThe supplier is a manufacturer/factory with six production lines and a broad fastener and hardware product portfolio. However, it does not continuously reconcile quantities for each batch or mass-production run, indicating a documented production-control weakness.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM capability, providing direct evidence of broad customization support.