Can I get free samples before placing an order?

Yes, we provide 1-3 free standard specification samples. Shipping costs via DHL/UPS/FedEx are on the customer's account, but the sample cost is refundable upon bulk order confirmation.

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. We also accept LC, D/P, PayPal, and Western Union.

What quality assurance measures do you implement?

We use 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 loading.

Durable DIN 6902 Type a Screw and Washer Kits for Construction Projects

Name: Durable DIN 6902 Type a Screw and Washer Kits for Construction Projects
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2200117505

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

US$0.03

10-4,999 Pieces

US$0.02

5,000-99,999 Pieces

US$0.01

100,000+ Pieces

Product profile

Customization

Available

Type

Plain Washers

Material

Brass

Model NO.

DIN 6902

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Plain Washers

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 6902 Standard Compliance: Manufactured strictly according to DIN 6902 Type A standards for reliable construction performance.

Flexible Customization Options: Supports full customization from samples, designs, or specific customer requirements for standards and finishes.

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

Wide Material & Finish Range: Available in carbon steel and stainless steel with zinc plating, hot dip galvanized, Dacromet, or black oxide finishes.

Free Sample Availability: Provides 1-3 free standard samples with express shipping via DHL/UPS/FedEx, cost refundable on bulk orders.

ISO Certified Manufacturer: Established in 2009, ISO-certified factory with vertical integration and expert engineering teams for precision parts.

Global Export Experience: 15 years of export experience serving North America, Europe, Australia, and Asia with reliable logistics.

Low Minimum Order Quantity: Flexible MOQ starting from just 1 Kg, accommodating small trial orders and diverse client needs.

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: ≤4.77h

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 standards does this screw and washer kit comply with?

The product strictly complies with DIN 6902 Type A standards, ensuring high quality and reliability for construction projects.

Q:What materials and finishes are available?

Materials include carbon steel and stainless steel. Finishes available are Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain.

Q:Is customization available for this product?

Yes, we offer flexible customization including full customization from samples, designs, or specific customer requirements for standards and finishes.

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

The minimum order quantity is 1 Kg, allowing for flexible purchasing options for both small and large orders.

Q:How long is the delivery time for bulk orders?

Normal delivery time is 30-40 days. During peak seasons, it may take 1-3 months, while off-season lead time is approximately one month.