stainless steel compression springs manufacturer

Custom Compression Springs Manufacturer

Dongguan Seme Precision Hardware Co., Ltd is a professional custom compression springs manufacturer specializing in precision spring design and mass production for global industrial customers. Based in Dongguan, China, we provide OEM & ODM compression spring solutions with stable quality, fast lead times, and competitive factory pricing.

With years of manufacturing experience, we support customers from prototype development to large-scale production, delivering reliable compression springs for demanding applications.

Custom Compression Spring Manufacturing Capabilities

At Dongguan Seme Precision Hardware Co., Ltd, we produce custom compression springs strictly according to customer drawings, samples, or technical requirements.

• Wire diameter: 0.1 mm – 10.0 mm

• Outer diameter, inner diameter & free length: customized

• Spring rate & load force: engineered to application needs

• Tolerance control: EN / DIN / ISO standards

• Surface treatments: polishing, zinc plating, passivation, powder coating

Our engineering team assists in optimizing spring performance, fatigue life, and cost efficiency.

Compression Spring Materials

We offer a full range of materials to suit different working conditions:

• Stainless steel: SS301, SS304, SS316

• Carbon steel: music wire, oil-tempered wire

• Alloy steel and special spring steel

• Galvanized and coated steel wire

Material selection is based on load requirements, corrosion resistance, temperature, and service life.

Applications of Custom Compression Springs

Our custom compression springs are widely used in:

• Industrial machinery & automation systems

• Garage door hardware and components

• Electrical appliances & consumer products

• Automotive and mechanical assemblies

• Medical devices & fitness equipment

• Valves, pumps, and precision mechanisms

Each spring is manufactured to ensure consistent force, durability, and long-term reliability.

Quality Control & Production Process

As a reliable compression springs manufacturer, quality control is integrated into every production step:

• CNC automatic spring coiling machines

• Dimensional inspection and load testing

• Fatigue life testing for critical applications

• Incoming raw material inspection

• Batch traceability and quality records

We ensure all compression springs meet customer specifications before shipment.

OEM & ODM Compression Spring Solutions

Dongguan Seme Precision Hardware Co., Ltd provides full OEM & ODM services:

• Engineering consultation and design support

• Drawing confirmation and prototype samples

• Sample testing and approval

• Stable mass production

• Export-standard packaging and logistics support

We work closely with your engineering and purchasing teams to ensure smooth project execution.

Why Choose Dongguan Seme Precision Hardware Co., Ltd

• Direct factory manufacturer, no middleman

• Strong custom spring engineering capability

• Stable quality for long-term supply

• Fast sampling and reliable delivery

• Experienced in international export markets

We focus on building long-term partnerships through consistent quality and professional service.

Request a Quote for Custom Compression Springs

Looking for a trusted custom compression springs manufacturer in China?
Contact Dongguan Seme Precision Hardware Co., Ltd today. Send us your drawings or specifications, and our technical team will provide a fast and competitive quotation.

FAQ 

Q1: Can you manufacture compression springs based on our drawings or samples?
Yes, we specialize in custom compression springs manufactured according to customer drawings or samples.

Q2: What is your MOQ?
MOQ depends on spring size and material. Trial orders are supported.

Q3: What is your lead time?
Samples usually take 7–10 days. Mass production lead time depends on order quantity.

Q4: Do you provide material certificates and inspection reports?
Yes, material certificates and inspection reports can be provided upon request.

Q5: Do you support global shipping?
Yes, we export compression springs worldwide with standard export packaging.