Railway Structural bolt with nut Hot Dip Zinc with 24x900mm 45#
material
Other Name:
Rail Bolt, HEX Bolt, Railway Bolt, Track Bolt,sleeper bolt,stud
bolt,anchor bolt,clamp bolt,insert bolt
Description:
Railway Structural bolt with nut Hot Dip Zinc with 24x900mm 45#
material are used to fasten rail ends together at a joint.
The sizes of track bolts are varying with the requirements of the
section of rail. The proper diameter and length of the track bolt
can be determined by checking the applicable railway standard.
Standard:
DIN, JIS, ISO, ANSI, ASTM, BS, AS
Application:
Railway, Mining, Bridge, Construction and so on
Railway HEX Bolt GB Standard Hot Dip Zinc with 24x3x1100mm 45#
material Specifications:
Grade:4.6/4.8/5.6/ 8.8/ 10.9
Dimensions:M20, M22, M24 M25, M27, M28, M30, M32, M40, M50and so on
| Brand | ZhongYue |
| Name | Railway bolt |
| Type | DIN931/DIN933 |
| HEX Bolt |
| Or the type by customers’ drawings |
| Grade | 4.6 | 5.6 | 8.8 | 10.9 |
| Material | Q235 | 35# | 45# | 40Cr |
| Mechanical properties | Tensile strength: ≥400Mpa | Tensile strength:≥500Mpa | Tensile strength:≥800Mpa | Tensile strength:≥1000Mpa |
| Yield strength:≥240Mpa | Yield strength:≥300Mpa | Yield strength:≥640Mpa | Yield strength:≥900Mpa |
| Elongation:≥22% | Elongation:≥20% | Elongation:≥12% | Elongation:≥9% |
| Cold bending: 90 degree without crack | Cold bending: 90 degree without crack | Cold bending: 90 degree without crack | Cold bending: 90 degree without crack |
| Surface | plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet,
Sherardizing |
| Standard refers | DIN933/DIN931 |
Production Procedure
Raw material —— Wiredrawing —— Cutting the wire rod to length ——
forming the head —— cutting Edge —— Heat Treatment —— Surface
treatment —— Final inspection —— Packaging —— Shipment
Surface Treatment
1.plain (oiled)
2.color paint
3.oxide Black (most choice)
4.Zinc
5.HDG
6.bitumenizing
7.wax
8.phosphatiert
Inspection facilities
1. Brinell Hardness Tester
2. Carbon and Sulfur Analyzer
3. Rockwell Hardness Machine
4. Automatic Impact Testing Machine
5. Metallographic Microscope
6. Automatic High-speed Analyzer
7. Fatigue Testing Machine
8. Metallographic Specimen Polishing Machine
9. Metallographic Specimen Pointing Machine
Zhongyue's products ranges:
- Rail Fastening system
- Rail Sleeper Screw
- Rail Spike/Track spike/ Dog spike
- Railway Bolt
- Elastic Rail Clip
- Rail Shoulder
- Rail Anchor
- Rail Tie Plate
- Rail Clip
- Railway Washer
- Rail Nylon Insulator
- Rail Pad
- Rail Plastic Sleeve
- Rail Fish Plate
- Brake Block
- Rail Nuts
- Rail Fastening System
- Crane rail
