What grades of spring washers are available?

We provide high-strength spring washers in Grade 4.8, 8.8, 10.9, and 12.9.

What surface treatments are offered?

Standard treatments include Black and Zinc. Customized surface treatments are also available to meet specific requirements.

What standards do your products comply with?

Our products comply with DIN, ANSI, and GB standards.

High-Strength Spring Washers for Chinese Fasteners Grade 12 9 Customized

Name: High-Strength Spring Washers for Chinese Fasteners Grade 12 9 Customized
Brand: Handan Daduo Metal Products Co., Ltd.
SKU: 2222543265

Hebei, ChinaHandan Daduo Metal Products Co., Ltd.

US$0.01-0.05

3,000 Pieces

Sample price:US$0.02/piece.Request sample

Product profile

Customization

Available

Type

Spring Washer

Material

Carbon Steel

Model NO.

M3-M30

Combination Washer Structure

A Type

Combination Washer Packaging

All Inclusive

Spring Washer Type

Standard

Grade

4.8/8.8/10.9/12.9

Surface Treatment

Black/Zinc/Customized

Standard

DIN, ANSI, GB

Testing

Salt Spray Test

Transport Package

Boxes

Specification

18*15*18mm

Trademark

da duo

Origin

Hebei China

Production Capacity

8000 Tons/Year

Key features

High-Grade Material Options: Available in Grade 4.8, 8.8, 10.9, and 12.9 carbon steel for superior strength.

Custom Surface Treatment: Offers Black, Zinc, or fully customized surface treatments to meet specific needs.

OEM/ODM Service: Supports custom logos and designs with professional OEM and ODM services.

Large Production Capacity: Annual output exceeds 8,000 tons with 30 sets of cold heading machines.

Wide Specification Range: Specifications from 5mm-20mm and lengths from 16mm-400mm are available.

Strict Quality Testing: Products undergo rigorous salt spray tests to ensure durability and quality.

Global Export Experience: Products exported to North America, Europe, Asia, and other global markets.

Fast Shipping for Stock: In-stock items are guaranteed to ship within one week of order confirmation.

Company profile

High Repeat Buyers ChoiceQuality AssuranceQA/QC InspectorsIn-stock Capacity

Handan Daduo Metal Products Co., Ltd.

Hebei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Designs, Full Customization, etc.Export Year: 2011-03-17Nearest Port: TianjinAverage Response Time: ≤0.06hTerms of Payment: LC, T/T, D/P

About Our Factory & Business Background

AddressLinmingguan Town Xiduanzhuang Industrial Zone, Handan, Hebei, China

Plant Area2193.1 square meters

Number of Employees26

Registered Capital2,000,000 RMB

International Commercial Terms(Incoterms)FOB

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsBolt, Carriage Bolt, Nut, Washer, Screw, Stud

Production Lines25

Production MachinesWire drawing machine, Cold heading and thread rolling machine

QA/QC inspectors2 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

R&D Engineers1 people

Traceability of Raw MaterialsNo

Our Industry Experience & Global Business Record

Year of Establishment2022-08-05

Main MarketsNorth America, Southeast Asia, Africa, Eastern Asia

Repeat Buyers Choice80%~100%

New Products Launched in Last yearNo

Our Certifications, Standards & Industry Recognition

Cooperated with Fortune 500No

Product Q&A

Q:Can I obtain samples?

Yes, samples are available upon request.

Q:Can I use my own logo or design on the product?

Yes, we offer OEM/ODM services; your logo and design can be imprinted on the product.

Q:Do you have a factory?

Yes, we have a factory in Hebei. You are welcome to visit our company and factory. We are a professional manufacturer providing OEM/ODM services.

Q:What is the production capacity of your factory?

Our factory boasts 30 cold heading machines of various sizes, employs nearly 60 skilled workers, and has an annual production capacity of 8,000 tons.

Q:When will the goods be shipped?

Some products are in stock and guaranteed to be shipped within one week. For customized orders, they will be shipped within one month after production is arranged. The specific situation may vary depending on local government policies.