What quality certifications do you hold?

We are an ISO-certified manufacturer with ISO9001 and SGS certifications, ensuring compliance with ASTM/ISO standards through rigorous pre-production and full batch inspections.

What is the Minimum Order Quantity (MOQ)?

The Minimum Order Quantity is 1 Kg, allowing for flexible purchasing for both small and large projects.

Durable Hexagon Coupling Nuts for Enhanced Structural Support

Name: Durable Hexagon Coupling Nuts for Enhanced Structural Support
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2196587525

Zhejiang, ChinaNingbo Yinzhou Sokun Import and Export Co., Ltd.

US$0.01-0.10

10,000 Pieces

Product profile

Customization

Available

Material

Carbon Steel, Stainless Steel

Type

Nut

Model NO.

DIN 6334

Connection

Common Bolt

Head Style

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

8.8/10.9/12.9

Standards

GB, DIN, ISO, JIS

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001/SGS

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

Customizable Standards: Supports GB, DIN, ISO, JIS standards to meet specific regional requirements.

Flexible Surface Finish: Options include Passivation, Zinc Plating, Black, Plain, and Yellow finishes.

ISO Certified Quality: ISO9001/SGS certified manufacturer with rigorous two-stage quality assurance.

Free Sample Availability: 1-3 free standard samples available; cost refundable upon bulk order.

Low Minimum Order: Minimum Order Quantity starts at just 1 Kg for flexible purchasing.

Fast Delivery Time: Standard delivery within 15-30 days; samples within 15 working days.

Global Shipping Support: Exports via Shanghai/Ningbo ports to North America, Europe, and Asia.

Full Customization: Offers customization from samples, designs, or full custom specifications.

Company profile

High Repeat Buyers ChoiceODM ServicesR&D CapabilitiesProduction Process Visualization

Ningbo Yinzhou Sokun Import and Export Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 15 Years CertifiedNearest Port: Shanghai Port, Ningbo PortAverage Response Time: ≤4.56h

AI-Powered supplier vetting

SummarySokun is a limited company with 21 employees, related companies, and product coverage including fasteners, machined parts, and stamping parts. It supports customization from samples and designs, offers ODM services, and reports OEM service for well-known brands. Quality processes include quality assurance, documented inspection instructions, and complaint-handling records, although finished-product inspection is random and only one quality inspector is reported. Production-related strengths include in-stock capability, CNC and punching equipment, and one-month stated lead times in both peak and off-season periods. Key limitations are the absence of a valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branches, agents, or showrooms, and no documented R&D audit materials, new products in the past year, or R&D patents. Financial credibility cannot be determined from the provided information.

After-Sales capabilityThe supplier has a clear customer-complaint procedure with followed records and accepts several quotation and payment terms. However, it has no overseas warehouse, showroom, agent, or branch, and reports zero countries with overseas services, limiting evidence of localized after-sales support.

R&D capabilityThe supplier provides ODM and multiple customization-based design services, but reports no new products during the past year, no available SDK, no R&D audit documentation, and zero R&D patents. These facts indicate design support but limited documented evidence of independent innovation.

Production capacityProduction evidence includes CNC and punching equipment, in-stock capability, one-month lead times in both peak and off-season, and a product scope aligned with machined and stamping parts. Nevertheless, there is no valid manufacturing-capacity contract with related subcontractors, which creates a documented capacity-governance weakness.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, flexible customization, and minor customization, and also offers ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:What materials are available for DIN 6334 Hexagon Coupling Nuts?

We provide Carbon Steel and Stainless Steel options to suit different environmental and strength requirements.

Q:What are the payment terms for orders?

Standard terms are 30% T/T deposit with 70% balance against Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended.

Q:Can you provide free samples?

Yes, we offer 1-3 free standard specification samples. Express shipping costs are covered by the customer's account, and sample costs are refundable upon bulk order confirmation.

Q:What is the typical delivery time?

Standard delivery time is normally 15-30 days. Peak season lead time may extend to one month, while off-season is approximately one month.

Q:Is customization available for these nuts?

Yes, we offer flexible customization including standards (GB, DIN, ISO, JIS), surface finishes (Zinc Plating, Black Oxide, etc.), and full customization from samples or designs.