1mm-500mm Length Stainless Steel Socket Shoulder Screws for Metric Measurement System
Product Overview
Our Stainless Steel Socket Shoulder Screws are precision-engineered for applications demanding exact alignment, corrosion resistance, and versatility across industries. Available in 1mm to 500mm lengths and compliant with the metric measurement system, these screws feature a durable stainless steel construction, a hexagonal socket drive for high-torque installation, and a smooth unthreaded shoulder for precise component positioning. Ideal for machinery, medical devices, electronics, and aerospace systems requiring reliability in harsh environments.
Key Features
✅ Stainless Steel 304/316 Construction
- Corrosion Resistance: Withstands saltwater, chemicals, and extreme temperatures (-200°C to 800°C).
- High Tensile Strength: 515 MPa (304) / 620 MPa (316) for load-bearing durability.
✅ 1mm–500mm Custom Lengths
- Ultra-Precise Sizing: Tailor lengths for miniature electronics (1mm) to heavy machinery (500mm).
- Metric Threads: M2–M24 (metric coarse/fine) and custom thread pitches.
✅ Hex Socket Head (Allen Drive)
- Secure Torque Transfer: Compatible with standard hex keys (1.5mm–10mm).
- Low-Profile Design: Flush installation for compact assemblies.
✅ Step Shoulder Design
- Unthreaded Shoulder: Diameter 2mm–50mm for bearing surfaces, bushings, or spacers.
- Reduced Friction: Smooth finish minimizes wear on rotating components.
✅ Certified Quality
- RoHS & REACH Compliant: Free of hazardous substances.
- ISO 3506/ISO 9001: Ensures material and dimensional precision.
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More Detail Informations
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Available Material
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1.Stainless Steel: SS303, SS304, SS316, SS410, SS420;
2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045; 3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ; 4.Aluminum: Al6061, Al6063 etc or as your requirements |
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Head type
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CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc.
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Hardness
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Carbon Steel:HRC:28~35 ,HV450~700
Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9) |
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Finish
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Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver,
Phosphorization,Zinc-nickel alloy plated etc. |
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Sample Available
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The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost
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Delivery time
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Samples time 3-5 working days, Lead time 20-25 working days
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Pricing Term
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EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc.
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Packing
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Bulk in PE bag or Small boxes.then in carton .pallet
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Payment term
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TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc
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Management system
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ISO9001:2015
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Certificate
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ISO,ROHS
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Why Choose Us?
✅ OEM/ODM Support: Full custom packaging, branding, and documentation.
✅ Quality Assurance: ISO 9001-certified with full material traceability and testing (salt-spray, torque, tensile).
✅ Flexible MOQs: Prototype batches to large-scale production.
✅ Fast Turnaround: 10–15 days for standard orders; expedited options available.
A1: Our main products are Electronic screws,Sems screws,Tapping screws,Chicago screws,Shoulder screws etc. Special Non-standard studs,Turning parts and High-end precision complex CNC Machining parts etc.
A2: Carbon Steel, Alloy Steel, Aluminum alloy,Stainless Steel, Brass, Copper ,Titanium alloy or according to your requirement.
A: We usually offer you a quotation within 12 hours, and the special offer is not more than 24 hours.Any urgent cases, please contact us directly by phone or send email to us.
A: If the weight of goods more than 80kg,Normally we use shipment to transprot the orders. It is about 20-30days . If the weight of goods less than 80kg,or there are urgent, we can send the goods via air express,It is 3~5 days.
Q4: What's your packing?What to do in case of damaged goods during transport?
A1: Our Normal packing is bulking in Cartons, less than 20 kgs/carton, 48 cartons / pallet. We also can pack products according to your requirement.
A2: To avoid any subsequent trouble regarding quality issue, we suggest you check the goods once you receive them. If there is any transport damaged or quality issue, don't forget take the detail pictures and contact us as soon as possible, we will properly handle it to make sure your loss to reduce to the smallest.
A: Yes, for big order, frequent customers, we give reasonable discounts.
A: Our production equipment is a new imported equipment. We have a group of skilled workers who have been working for more than 10 years. Their production experience is very rich and their skills are very skilled. The screws can be 30 million pcs/month. We have sufficient funds to ensure the normal operation of the factory.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.