What is the minimum order quantity?

The minimum order quantity is 1 Kg.

What are the available finishes?

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

Heavy-Duty DIN 6921 Hex Flange Bolts for Challenging Conditions

Name: Heavy-Duty DIN 6921 Hex Flange Bolts for Challenging Conditions
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2187892715

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

US$0.10

1,000-4,999 Pieces

US$0.09

5,000-9,999 Pieces

US$0.08

10,000-49,999 Pieces

US$0.06

50,000+ 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

Hex Flange Bolt

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

Comprehensive Customization: Flexible customization from samples, designs, and full customization available.

ISO 9001 Certified: Manufacturer holds ISO certification ensuring rigorous quality management standards.

Dual-Stage Quality Assurance: Includes pre-production sampling and full batch inspection with torque and salt spray testing.

Free Sample Availability: 1-3 pcs standard specification samples available with cost refundable on bulk orders.

Diverse Finish Options: Offers Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain finishes.

Wide Standard Compliance: Meets DIN, ANSI, GB, JIS, BSW, and GOST standards for global compatibility.

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

Global Market Experience: Serving clients across North America, Europe, Asia, and the Middle East since 2009.

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: ≤6.44h

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 a sample?

Free samples available (1-3 pcs standard specification). Express options: DHL/UPS/FedEx (customer's account). Prototyping service: Customized samples within 15 working days. Note: Sample cost refundable upon bulk order confirmation.

Q:What are the payment terms?

Standard terms: 30% T/T deposit with 70% balance payable against Bill of Lading copy. For orders under $1,000 USD, full advance payment is recommended. Acceptable instruments: SWIFT transfer, LC at sight (negotiable for bulk orders).

Q:What is your quality assurance system?

We implement a rigorous 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:What customization options do you offer?

We offer flexible customization, customization from samples, customization from designs, and full customization services.

Q:What is the delivery time?

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