Maanshan Kingrail Technology Co.,Ltd.
                                                                                                           
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19 Years
Since 2007
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Cold Forging Stainless Steel Sleeve Bushing with Cr Coating 18000mm Length for Industrial Applications

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 1-30 working days
Brand: Kingrail
Product Description
Product Overview
Cold forged stainless steel sleeve bushing with chromium coating, available in lengths up to 18000mm. This precision component is manufactured using advanced cold forging technology for superior strength and dimensional accuracy.
Technical Specifications
Material & Dimensions
Material: Stainless Steel with Cr Coating
Maximum Length: 18000mm
Weight Range: 0.05kg - 1500kg
Manufacturing Process
Advanced cold forging process ensures superior grain structure and mechanical properties. The heat treatment process includes:
  • Normalizing at 650±10°C and 820±5°C
  • Quenching at 880±5°C with water cooling
  • Tempering at 650±5°C with air cooling
Production Capabilities
Forging Equipment
  • 2500Ton Double Disc Friction Press
  • 1600Ton Double Disc Friction Press
  • 1000Ton Double Disc Friction Press
  • 630Ton & 400Ton Double Disc Friction Presses
  • Sawing Machines, Shot Blasting Machines, Air Hammers
Heat Treatment Equipment
  • Computer-controlled electric heating furnaces
  • Water/Oil/Polymer quenching pools with agitation
  • Induction and Flame hardening equipment
Machining Equipment
  • CNC Centers and Milling Machines
  • CNC Drilling and Lathe Machines
  • Grinding, Wire Cutting, and EDM Machines
Quality Assurance
Certifications
ISO9001:2008 and ISO/TS16949 certified quality management systems.
Inspection Equipment
Device Type Quantity Status Purpose
End quenching machine DZJ-I 1 Working Testing
Electric resistance furnace SX2-8-12 2 Working Testing
Inverted metallurgic microscope 4XCE 1 Working Inspection
High temperature box resistance furnace SX2-4-13 1 Working Testing
Automatic digital display Rockwell hard-tester 200HRS-180 1 Working Inspection
Electronic Brinell hardness tester THB-3000 1 Working Inspection
Rockwell hardness tester HR-150B 1 Working Inspection
Rapid multi-element analyzer JS-DN328 1 Working Inspection
Electric arc furnace JSDL-8 1 Working Testing
Infrared thermometer AR872 2 Working Inspection
Applications
  • Construction Machinery
  • Agriculture Machinery
  • Mining Equipment
  • High-Speed Rail Systems
  • Automotive Industry
  • Petrochemical Plants
  • Energy Sector
  • Shipbuilding
  • General Machinery
Facility Overview
Our 8000㎡ workshop includes electric furnaces, die forging machines, CNC machining centers, heat treatment facilities, and comprehensive testing equipment to ensure high-quality castings and forgings meeting all inspection requirements.
Cold forging stainless steel sleeve bushing manufacturing process Quality inspection of chromium coated sleeve bushings

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Maanshan Kingrail Technology Co.,Ltd.
Location Building 1, Cross-border E-commerce Industrial Park, Comprehensive Bonded Zone, Zhengpugang New District, Ma’anshan City, Anhui Province
Contact Person Amanda

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