What materials are used for the washers?

We use carbon steel and stainless steel for our high-quality grade C washers.

What surface finishes are available?

Available finishes include zinc plated, hot dip galvanized steel, dacromet, nickel plated, black oxide, and plain.

Do you offer customization services?

Yes, we offer flexible customization from samples or designs, including full customization for non-standard parts.

High Strength Zinc Coated Washers for Heavy Loads

Name: High Strength Zinc Coated Washers for Heavy Loads
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2191909875

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 126

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

Comprehensive Material Options: Available in Carbon steel and Stainless steel with various finishes like Zinc Plated and Hot Dip Galvanized.

Flexible Customization: Full customization available from samples or designs, including size and finish adjustments.

ISO Certified Manufacturing: Established in 2009, we are an ISO-certified manufacturer with vertically integrated production facilities.

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

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 across North America, Europe, Asia, and other regions with 15 years of export experience.

Diverse Product Portfolio: Expertise in industrial fasteners and solar energy installation systems including racking and cable management.

Multiple Payment Methods: Accepts T/T, LC, D/P, PayPal, Western Union, and small-amount payments to suit various order sizes.

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: ≤4.82h

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 is your corporate background?

Established in 2009, we are an ISO-certified fastener manufacturer and solar mounting system solutions provider headquartered in Ningbo, China.

Q:How do you ensure product quality?

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

Q:What products do you manufacture?

Our expertise covers industrial fastening solutions like hex bolts and washers, as well as solar energy installation systems including racking and mounting accessories.

Q:Can I get a sample before ordering?

Yes, free samples (1-3 pcs) are available for standard specifications. Customized samples can be prototyped within 15 working days.

Q:What are your 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.