Critical Performance Features
🔹 42% Higher Fatigue Strength vs. ASTM A759 Standards
🔹 -40°F Cryo-Treated for Arctic Service
🔹 Hot-Forged 60Mn High-Tensile Steel
🔹 Oval Bolt Slots Allow 1.2" Thermal Expansion
🔹 FRA §213.119 Compliant Derailment Protection
Technical Specifications
| Parameter | Specification |
|---|---|
| Standard | JIS E1102 Grade 4 |
| Material | 60Mn Manganese Steel (JIS G4051) |
| Tensile Strength | 880 MPa (min) |
| Impact Toughness | 40J @ -40°F (-40°C) |
| Surface Treatment | Shot Blasted + Zinc-Rich Epoxy Primer |
| Bolt Hole Quantity | 6 Holes (Oval Design) |
| Corrosion Resistance | 1,200hrs Salt Spray (ASTM B117) |
Compliance Certifications
✅ AREMA Chapter 4, Part 3
✅ JNR Class S Rail Compatibility
✅ FRA Track Safety Standard §213.119
Rail Compatibility Matrix
| Rail Type | Section Height | Janese Model | Bolt Kit |
|---|---|---|---|
| JNR 50N | 152mm | JF-50N | M24x120mm (Grade 10.9) |
| AREMA 132RE | 170mm | JF-132RE | M27x140mm (A325) |
| UIC 60 | 172mm | JF-60UIC | M30x160mm (ISO 898-1) |
Tested Beyond Standards
2.5 million tonnage test on BNSF Transcon Line
Accelerated corrosion test: 15-year equivalent
Impact resistance: 75J @ -40°F
FAQ
Q: Maximum allowable rail gap?
A: 6mm cold gap / 2mm hot gap
Q: Re-torquing schedule?
A: 600N·m after 10,000 gross tons
Q: HS Code for Canada shipment?
A: 7302.30.0000 (Fish plates & sole plates)
Tag:
Japanese Standard Fishplate
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