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Stainless Steel Screw

Size: Customized Dimension,tolerance ± 0.01mm, roughness ≤ Ra0.8μm
Material: 316/304/303/410 stainless steel
Processing techniques: CNC, turning, five axis machining, stamping
Finish:Polishing, painting, anodizing,sandblasting, plating , electrophoresis
Application fields: Automation equipment,Vehicle,medical,aerospace, AI Intelligent ,home appliances, robots,
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  • Product Description

Stainless Steel Screws: Precision Engineered for Durability and Performance

At Dongguan Junsion Precision Hardware Co., Ltd, we take pride in manufacturing top-quality stainless steel screws that meet the highest industry standards. Our advanced precise machining skills and strict quality control measures make sure that every screw we make is the strongest and most durable on the market. Our products are the best way to fasten things in a lot of different businesses because they come in a lot of different sizes and styles.

Description

Our products are designed to be stronger, last longer, and prevent corrosion better than others on the market. These screws are made from high-quality 304 or 316 stainless steel, which is very resistant to rust, chemicals, and high and low temperatures. No matter if you need screws for marine environments, equipment used in food processing, or outdoor installations, our products are made to last in tough circumstances.

Material1) Aluminum: AL 6061-T6, 6063, 7075-T etc.
2) Stainless steel: 303,304,316L, 17-4(SUS630) etc.
3) Steel: 4140, Q235, Q345B,20#,45# etc.
4) Titanium: TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc.
5) Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc.
5) Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc.
FinishSandblasting, Anodize color, Blackenning, Zinc/Nickl Plating, Polish.
Power coating, Passivation PVD, Titanium Plating, Electrogalvanizing.
Electroplating chromium, electrophoresis, QPQ(Quench-Polish-Quench).
Electro Polishing,Chrome Plating, Knurl, Laser etch Logo, etc
Main EquipmentSTEP,STP,GIS,CAD,PDF,DWG,DXF etc or samples.
Tolerance+/-0.01mm ~ +/-0.05mm
Surface roughnessRa 0.1~3.2
InspectionComplete inspection lab with Micrometer, Optical Comparator, Caliper Vernier,CMM.
Depth Caliper Vernier, Universal Protractor, Clock Gauge, Internal Centigrade Gauge
CapacityCNC turning work range: φ0.5mm-φ150mm*300mm.
CNC milling work range: 510mm*1020mm*500mm.

​​​​​​​Key Features

  • Corrosion-resistant
  • High tensile strength
  • Temperature resistant
  • Non-magnetic (austenitic grades)
  • Recyclable and eco-friendly

Head Styles

  • Pan head
  • Flat head
  • Oval head
  • Hex head
  • Socket head

Thread types

  • Machine screws
  • Self-tapping screws
  • Wood screws

Sizes range from M2 to M20, with custom sizes available upon request.

Surface Treatment

To enhance performance and aesthetics, we offer a range of surface treatments for our products:

  1. Passivation: Improves corrosion resistance by removing free iron from the surface.
  2. Electropolishing: Creates a smooth, mirror-like finish while increasing corrosion resistance.
  3. Black oxide coating: Provides a sleek, dark appearance ideal for decorative applications.
  4. PTFE coating: Reduces friction and improves chemical resistance.

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Drawing Guide

Our team of experienced engineers can work with you to develop custom screw designs tailored to your specific requirements. We offer:

  • 3D modeling and prototyping
  • Material selection guidance
  • Structural optimization recommendations
  • Compatibility analysis with mating components

Simply provide us with your specifications or existing samples, and we'll create detailed technical drawings for your approval before production.

Production Process

  1. Material selection and testing
  2. CNC machining or cold forming
  3. Thread rolling or cutting
  4. Heat treatment (if required)
  5. Surface treatment application
  6. Dimensional and visual inspection
  7. Packaging and labeling

Quality Certification

Our stainless steel screws meet or exceed international standards, including:

  • ISO 9001:2015 Quality Management System
  • RoHS compliance
  • REACH compliance
  • ASTM F593/F594 for stainless steel bolts and nuts

Each batch undergoes rigorous testing for:

  • Tensile strength
  • Hardness
  • Corrosion resistance
  • Dimensional accuracy

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Shipping and Delivery

We understand the importance of timely delivery in your supply chain. That's why we offer:

  • Fast turnaround times: Samples within 3 days, mass production in 7-15 days
  • Flexible shipping options: Air, sea, or express courier
  • Secure packaging to prevent damage during transit
  • Real-time order tracking
  • Customs clearance assistance

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Why Choose Us?

  1. Advanced manufacturing capabilities: Our state-of-the-art CNC equipment ensures precision up to ±0.01mm.
  2. Comprehensive quality control: From IQC to OQC, we maintain strict standards throughout production.
  3. Customization expertise: We offer tailored solutions to meet your unique fastening needs.
  4. Global reach: With over 500 satisfied clients worldwide, we have the experience to serve diverse markets.
  5. Competitive pricing: Our efficient processes allow us to offer high-quality screws at competitive rates.
  6. Responsive customer service: Our team is dedicated to providing prompt, professional support.

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FAQ

Q: What is the minimum order quantity (MOQ) for the product?
A: Our standard MOQ is 1000 pieces, but we can accommodate smaller orders for custom or specialty items.

Q: Can you provide material certificates for traceability?
A: Yes, we provide material certificates and test reports upon request for full traceability.

Q: What is the lead time for custom products?
A: Lead times vary based on complexity and quantity, but typically range from 2-4 weeks for custom orders.

Q: Do you offer samples before mass production?
A: Absolutely! We encourage customers to request samples to ensure the screws meet their requirements before placing large orders.

Contact & Support

Ready to elevate your fastening solutions with our premium stainless steel screws? Contact our expert team today for a personalized consultation and quote.

Email: Lock@junsion.com.cnecho@junsion.com.cn, or evelyn@junsion.com.cn.

Dongguan Junsion Precision Hardware Co., Ltd - Your Trusted Partner for Precision products and Custom Fastening Solutions.

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