What is the minimum order quantity (MOQ)?

The standard MOQ is 5000 pieces, but low MOQ is also welcome.

What payment terms do you accept?

We accept Western Union, L/C, T/T, and PayPal.

Is the product quality guaranteed?

Yes, all products are made with 100% eco-friendly materials, passed SGS tests, and undergo 100% inspection before shipment.

Stainless Steel Metal Extension Spring

Name: Stainless Steel Metal Extension Spring
Brand: Dongguan Bosin Hardware Co., Ltd.
SKU: 821724445

Guangdong, ChinaDongguan Bosin Hardware Co., Ltd.

US$0.01-1.00

1,000 Pieces

Sample price:US$20.00/piece.Request sample

Product profile

Customization

Available

Function

Pressed, Phonation, Buffer, Drive, Restoration, Measurement

Material

Steel

Model NO.

Usage

Industrial, Auto, Furniture, Motorcycle, Home Appliance

Load Type

Extension

Production Process

Hot Roll

Shape

Spiral

Surface Treatment

Plated

Service

OEM

Length

0.2-10000mm

Wire

0.2-35mm

Spring Shape

Cylinder

Quality Control

100%Inspection

Sample

Free

MOQ

5000

Transport Package

Plastic Bag +Carton Box

Specification

1mm-200mm width

Trademark

Bosin

Origin

Dongguan

HS Code

7320109000

Production Capacity

10000000/Month

Key features

Customizable Dimensions: Length 0.2-10000mm, Wire 0.2-35mm, and various sizes available.

Wide Material Selection: Includes Stainless Steel, Carbon Steel, Brass, Iron, Alloy Steel, Aluminum, and Nylon.

Diverse Surface Treatments: Options include Zinc plating, Nickel plating, Chrome plating, Anodizing, and Black finish.

ISO 9001 Certified: Manufactured to ISO 9001 standards with 100% inspection quality control.

Enhanced Fatigue Life: Shot-peening technology significantly increases the spring's fatigue life.

Fast Sample Delivery: Samples can be delivered within 3-7 days for quality testing.

OEM Service Available: Custom designs and new product development accepted according to customer requirements.

Eco-Friendly Materials: All products are made by 100% eco-friendly materials and passed SGS test.

Company profile

Dongguan Bosin Hardware Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading CompanyExport Year: 2017-03-14 CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤2.12h CertifiedTerms of Payment: T/T, PayPal CertifiedInternational Commercial Terms(Incoterms): FOB, EXW

About Our Factory & Business Background

AddressNo. 25, Lane 25, Jinxin Road, Dongguan, Guangdong, China

Plant Area100 square meters

Number of Employees3

Registered Capital500,000 RMB

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsMetal Buckle, Snap Hook, Fastener, Split Ring, Keychain, Carabiner, Chain

Our Industry Experience & Global Business Record

Year of Establishment2015-04-15

Main MarketsNorth America, Europe

Number of Foreign Trading Staff1

Overseas Agent/BranchNo

Our Certifications, Standards & Industry Recognition

Product CertificationOthers

Product Q&A

Q:What materials are available for the extension springs?

We offer a wide range of materials including Stainless Steel (SUS201, 304, 316, etc.), Carbon Steel, Brass, Iron, Alloy Steel, Aluminum, and Nylon.

Q:Can the spring dimensions be customized?

Yes, we provide customization for Length (0.2-10000mm), Wire Diameter (0.2-35mm), and Spring Shape (Cylinder).

Q:What surface treatment options do you offer?

We provide various surface treatments such as Zinc plating, Nickel plating, Chrome plating, Anodizing, Sandblasting, and Black finish.

Q:What is the lead time for samples and mass production?

Sample lead time is 3-7 days, while mass production takes 8-15 days or according to customer requirements.

Q:Do you accept OEM orders and custom designs?

Yes, we offer OEM services and accept customer designs for developing new types of products with different styles and sizes.

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