What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 Kg.

How do you ensure product quality?

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

What standards do your products comply with?

Our products comply with DIN, ANSI, GB, JIS, GOST, BSW, and specifically DIN EN 14399 for structural bolting assemblies.

Premium Structural Bolting Assemblies - Compliant with DIN En 14399

Name: Premium Structural Bolting Assemblies - Compliant with DIN En 14399
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2246715485

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,Brass

Type

Hex Structural Nuts

Model NO.

DIN EN 14399 (-4 Nut) - 2015

Connection

Head Style

Standard

DIN, ANSI, GB, JIS, GOST, BSW

Grade

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 EN 14399 Compliance: High-strength structural bolting assemblies compliant with DIN EN 14399 (-4 Nut) - 2015 standard.

Multi-Material Options: Available in Carbon Steel, Stainless Steel, Brass, Aluminum, and Titanium & Alloys.

Flexible Customization: Custom sizes, finishes (Zinc Plated, Hot Dip Galvanized, etc.), and standards per customer requirements.

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

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

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 to accommodate diverse client needs.

Global Export Experience: 15 years export experience serving North America, Europe, Asia, and other global markets.

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 these structural bolts?

We offer Carbon Steel, Stainless Steel, Brass, Aluminum, and Titanium & Alloys.

Q:Can the size and finish be customized?

Yes, sizes follow standards or customer requirements. Finishes include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain.

Q:What is the standard delivery time?

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

Q:Is it possible to get free samples?

Yes, 1-3 pcs of standard specification samples are free. Express shipping is at the customer's account, and sample cost is refundable upon bulk order.

Q:What are the payment terms?

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