How long is the delivery time?

Customized orders typically take 15-30 days, while standard orders generally require 30-40 days for production and delivery.

Is the manufacturer ISO certified?

Yes, we are an ISO-certified manufacturer established in 2009, ensuring consistent compliance with ASTM/ISO standards through rigorous quality checks.

What types of fasteners do you manufacture?

Our portfolio includes hex bolts, machine screws, locking nuts, flat washers, threaded rods, blind rivets, and precision CNC-machined components.

Premium Heavy-Duty Washers for Steel Channel Fastening Solutions

Name: Premium Heavy-Duty Washers for Steel Channel Fastening Solutions
Brand: Ningbo Yinzhou Sokun Import and Export Co., Ltd.
SKU: 2199918085

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

Beveled Washers

Material

Brass

Model NO.

DIN 6918

Combination Washer Structure

Combination Washer Packaging

Spring Washer Type

Standards

GB, DIN, ISO, JIS

Finished

Zinc

Name

Beveled 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

Customizable Standards: Available in GB, DIN, ISO, and JIS standards to meet diverse international requirements.

Flexible Customization: Offers full customization from samples or designs, including specific finishes and names.

Durable Finishes: Provides Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide options.

ISO Certified Quality: Manufactured under ISO certification with rigorous two-stage quality assurance protocols.

Free Sample Availability: Offers 1-3 free standard samples with express shipping via DHL/UPS/FedEx.

Low Minimum Order: Supports small batch orders with a minimum order quantity of just 1 Kg.

Fast Delivery: Standard delivery time is 15-30 days for customized orders and 30-40 days for standard.

Global Service Network: Serves global markets with expert engineering teams and lean manufacturing capabilities.

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: ≤5.00h

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 are available for these washers?

We provide washers compliant with GB, DIN, ISO, and JIS standards, allowing for flexible customization based on your specific project requirements.

Q:Can I customize the finish and material?

Yes, we offer full customization from samples or designs. Available finishes include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, and Black Oxide.

Q:What is the minimum order quantity?

The minimum order quantity is 1 Kg, making it easy to test quality or order small batches without high initial commitments.

Q:Do you provide free samples?

Yes, we offer 1-3 free standard specification samples. Sample costs are refundable upon confirmation of a bulk order.

Q:What are the payment terms?

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