What are the payment terms?

Standard terms are 30% T/T deposit with 70% balance against B/L copy. For orders under $1,000, full advance payment is recommended. LC at sight is also negotiable.

What quality assurance measures do you take?

We implement a two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing and salt spray analysis.

Where is your factory located?

Our headquarters and manufacturing facilities are located in Ningbo, China, a major port city with excellent transportation infrastructure.

Premium DIN 6334 Hexagon Coupling Nuts for Reliable Fastening

Name: Premium DIN 6334 Hexagon Coupling Nuts for Reliable Fastening
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2196108145

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

DIN 6334 Standard Compliance: Manufactured strictly according to DIN 6334 standard for secure hexagon coupling nut fastening.

Premium Material Options: Available in Carbon Steel and Stainless Steel with grades 8.8, 10.9, and 12.9.

Flexible Customization: Supports full customization from samples or designs, including specific standards and finishes.

Rigorous Quality Assurance: Two-stage protocol including pre-production sampling and full batch torque/salt spray testing.

ISO Certified Manufacturer: Established in 2009, ISO-certified with comprehensive R&D and vertically integrated production.

Low Minimum Order Quantity: Flexible MOQ starting from just 1 Kg, suitable for small batches and testing.

Free Sample Availability: Free standard samples (1-3 pcs) available; sample cost refundable upon bulk order.

Global Shipping Capability: Located in Ningbo/Shanghai ports with 15 years export experience and global logistics.

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: ≤5.09h

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 nuts?

We offer Carbon Steel and Stainless Steel options, with strength grades including 8.8, 10.9, and 12.9.

Q:Can I customize the standards and finishes?

Yes, we support flexible customization from samples or designs. Standards include GB, DIN, ISO, JIS, and finishes include Passivation, Zinc Plating, Black, and Yellow.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 Kg, allowing for small batch purchases and testing.

Q:How long is the delivery time?

Standard delivery time is normally 30-40 days. Peak season lead time is one month, while off-season is also one month.

Q:Are free samples available?

Yes, we provide 1-3 free standard specification samples. Sample costs are refundable upon confirmation of a bulk order.