Brass Automotive Fasteners Limiters Compression Washers Flange Bushings 5-50 kN Load Capacity ±0.05mm Tolerance
Price:
$0.5-2
MOQ:
1000
Delivery Time:
30 days
Brand:
Qingdao Sande Tech Co.,Ltd
Product Description
Product Overview
Our CNC-machined carbon steel forgings are precision-crafted to meet the rigorous demands of automotive drivetrains, chassis systems, and emerging EV technologies. These high-strength components deliver exceptional durability, weight efficiency, and reliability across all vehicle classes—from compact cars to heavy-duty commercial vehicles.
Core Applications in Automotive Systems
Powertrain & Transmission Components
- Engine Critical Parts: Forged crankshafts with micro-polished journals, fracture-split connecting rods (weight tolerance ±1%), high-wear camshafts with precision lobes
- Transmission Systems: Gearbox synchronizer rings (Ra 0.4μm finish), billet-cut transmission gears (AGMA Q15 quality), shift fork assemblies with wear-resistant pads
Driveline & Axle Systems
- Differential Components: Forged differential carriers (hardness 58-62 HRC), precision-ground axle shafts (±0.02mm runout), CV joint housings with induction-hardened tracks
- 4WD/Transfer Case Parts: Chain sprockets with case-hardened teeth, transfer gear sets with shot-peened surfaces
Chassis & Suspension
- Steering Components: Rack-and-pinion gear sets (zero-backlash), forged tie rod ends with PTFE-lined joints
- Suspension Hardware: Control arms with optimized stiffness zones, knuckle assemblies with integrated ABS sensor mounts
Electric Vehicle Systems
- BEV-Specific Components: Motor shaft flanges with precision balancing features, battery tray structural reinforcements, regenerative braking system carriers
Commercial Vehicle Applications
- Heavy-Duty Truck Parts: 5th wheel mounting plates (Grade 120 steel), driveline yokes with 300,000 km service life
Technical Advantages
- Weight Reduction: Hollow forging technology reduces mass by 15-25% vs solid counterparts
- Fatigue Resistance: Directional grain flow extends component life by 3-5X
- Thermal Management: Optimized heat treatment prevents warping in high-temperature zones
- Corrosion Solutions: Zinc-nickel plating options for underbody components
Frequently Asked Questions
Material & Specifications
Q: What brass alloys do you use?
A: We primarily use C36000 (Free-Cutting Brass), C46400 (Naval Brass), and C37700 (Forging Brass) for optimal machinability, corrosion resistance, and strength.
Q: Are your parts lead-free/RoHS compliant?
A: Yes, we offer lead-free brass alloys meeting RoHS, REACH, and ELV directives for automotive use.
Q: What are the temperature limits?
A: Standard brass parts operate reliably in -30°C to +150°C; high-temp variants (e.g., C48500) available for up to +250°C.
Product Features
Q: Why choose brass for automotive fasteners?
A: Benefits include corrosion resistance (especially vs. salt/brake fluid), non-sparking & non-magnetic properties, and excellent thread durability for repeated assembly.
Q: Do you offer anti-galling treatments?
A: Yes! Options include PTFE coating for reduced friction and electroless nickel plating for wear resistance.
Q: Can limiters/washers be customized?
A: Absolutely - we provide custom thicknesses (0.5-10mm), special diameters/tolerances (±0.05mm), and branding/laser marking.
Performance & Testing
Q: What load capacities do your flange bushings support?
A: Varies by size, but typical ranges: axial load 5-50 kN, radial load 3-30 kN.
Q: How do you ensure quality?
A: Each batch undergoes dimensional checks (CMM/optical comparators), salt spray testing (500+ hours for coated parts), and torque-tension validation for fasteners.
Q: Are your parts compatible with OEM specs?
A: Yes - we replicate DIN, ISO, SAE, and JIS standards (e.g., DIN 934 nuts, ISO 4032 washers).
Ordering & Logistics
Q: What's the MOQ?
A: 1,000 pieces (standard items), but negotiable for prototypes.
Q: What's the lead time?
A: Custom parts: 30-45 days (simple), 20-30 days (complex).
Q: How are parts packaged?
A: VCI anti-tarnish bags + carton boxes (bulk pallets available).
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Qingdao Sande Technology Co., LTD
Location
South Building, China-South Korea Maker Industrial Park, Chengyang District, Qingdao City, Shandong Province
Contact Person
tian