Steel Railway Sleeper Coach Screws 139.7mm-160.34mm Length with 550-700 N/mm Tensile Strength
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
1-30 working days
Brand:
Kingrail
Product Description
Coach screws are essential components used to securely fasten railroad tracks to the underlying railway sleepers or tie plates. Manufactured from high-quality carbon steel or stainless steel, these screws provide reliable performance and long-term durability in demanding railway applications.
Manufacturing Capabilities
As a professional coach screw manufacturer, we offer comprehensive production capabilities including:
- Multiple standard sizes available for immediate delivery
- Custom manufacturing according to customer specifications and technical drawings
- Flexible material options to meet specific application requirements
Technical Specifications
AS Coach Screw Models
| Specification | 5 1/2" AS Coach Screw | 6 5/16" AS Coach Screw |
|---|---|---|
| Length | 139.7mm ± 3.18mm | 160.34mm ± 3.18mm |
| Diameter & Neck | Minor φ 17.46mm ± 0.38mm Major φ 23.8mm ± 0.38mm Neck φ 25.4mm ± 0.38mm × 14.29mm |
Minor φ 17.46mm ± 0.38mm Major φ 23.8mm ± 0.38mm Neck φ 25.4mm ± 0.38mm × 14.29mm |
| Square Head & Thickness | @Top 16.99mm A/F +0mm -0.76mm @Bottom 28.58 A/F +0mm -0.76mm 31.75mm from top to underside of head ±1.27mm |
@Top 16.99mm A/F +0mm -0.76mm @Bottom 28.58 A/F +0mm -0.76mm 31.75mm from top to underside of head ±1.27mm |
| Material | BS64, GB 699-88, 45# or 35# | BS64, GB 699-88, 45# or 35# |
| Tensile Strength | 550-700 N/mm | 550-700 N/mm |
| Surface Treatment | Hot Dipped Galvanised (HDG) | Hot Dipped Galvanised (HDG) |
| Weight | Approximately 0.6kg | Approximately 0.7kg |
| Elongation | 15% | 15% |
M Coach Screw Model
| Specification | 6 5/16" M Coach Screw |
|---|---|
| Length | 160.34mm ± 3.18mm |
| Diameter & Neck | Minor φ 20.64mm ± 0.38mm Major φ 26.19mm ± 0.38mm Neck φ 25.4mm ± 0.38mm × 14.29mm |
| Square Head & Thickness | @Top 16.99mm A/F +0mm -0.76mm @Bottom 28.58 A/F +0mm -0.76mm 31.75mm from top to underside of head ±1.27mm |
| Material | BS64, GB 699-88, 45# or 35# |
| Tensile Strength | 550-700 N/mm |
| Surface Treatment | Hot Dipped Galvanised (HDG) |
| Weight | 0.7kg |
| Elongation | 15% |
Contact Information
Please contact us for detailed product information, technical specifications, and competitive quotations. Our engineering team is available to discuss custom requirements and application-specific solutions.
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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
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