What materials are used for the bolts?

Our products are manufactured using carbon steel and stainless steel.

What are the available finishes?

Finishes include Zinc Plated, Hot Dip Galvanized Steel, Dacromet, Nickel Plated, Black Oxide, and Plain.

What is the minimum order quantity?

The minimum order quantity is 1 Kg.

DIN 6921 Engineered Heavy-Duty Hexagon Flange Bolts Designed for Maximum Performance and Reliability Bolt

Name: DIN 6921 Engineered Heavy-Duty Hexagon Flange Bolts Designed for Maximum Performance and Reliability Bolt
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2187812155

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

US$0.01-0.10

10,000 Pieces

Product profile

Customization

Available

Material

Stainless Steel

Type

Socket Cap Head

Model NO.

DIN 6921

Connection

Common Bolt

Head Style

Round

Standard

DIN, ANSI, GB, JIS, BSW, GOST

Grade

8.8/10.9/12.9

Application

Machinery, Chemical Industry, Environmental, Building

Finish

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Standards

DIN912

Finished

Passivation, Zinc Plating, Black, Plainhdg, Yellow

Certificate

ISO9001

Selling Units

Building, Industry, Machinery

Package

Customer'require

Delivery Time

15-30

Name

Hexagon Flange Bolts

Sample

Avaliable

Service

Customized OEM ODM Service

Quality

100% Professional Test

Transport Package

Cartons & Pallets or According to Customer''s Requ

Specification

Allen Bolt

Trademark

SOKUN

Origin

Zhejiang

HS Code

7318150000

Production Capacity

100000000

Key features

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

Flexible Customization: Full customization available from samples or designs, including non-standard parts and fasteners.

Dual-Stage Quality Assurance: Pre-production sampling and full batch inspection including torque testing and salt spray analysis.

Wide Material Options: Available in carbon steel and stainless steel with various finishes like zinc plating and hot dip galvanized.

Free Sample Availability: Free standard samples (1-3 pcs) available with express shipping options and refundable cost on bulk orders.

Global Market Experience: Serving clients in North America, Europe, Oceania, Asia, South America, Africa, and the Middle East.

Diverse Product Portfolio: Expertise in industrial fasteners, solar mounting systems, and precision CNC-machined components.

Flexible Payment Terms: Accepts T/T, LC, D/P, PayPal, and Western Union with options for small-amount payments.

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: ≤4.93h

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:Can you provide samples?

Free samples (1-3 pcs standard specification) are available. Express shipping via DHL/UPS/FedEx is supported. Prototyping service offers customized samples within 15 working days. Sample cost is refundable upon bulk order confirmation.

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 USD, full advance payment is recommended. Acceptable instruments include SWIFT transfer, LC at sight, D/P, PayPal, and Western Union.

Q:What is the delivery time?

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

Q:What is your quality assurance process?

We implement a two-stage protocol: pre-production sampling with dimensional verification and full batch inspection including torque testing, salt spray analysis, and material certification prior to container loading.

Q:Do you offer customization services?

Yes, we offer flexible customization including full customization from samples or designs, and OEM/ODM services are available.