High-Strength Hex Bolts For Rail Track with nuts and washers
Other Name:
Rail Bolt, HEX Bolt, Railway Bolt, Track Bolt,sleeper bolt,stud
bolt,anchor bolt,clamp bolt,insert bolt
Description:
High-Strength Hex Bolts For Rail Track with nuts and washers 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
High-Strength Hex Bolts For Rail Track with nuts and washers 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
GB Standard 8.8 Grade Railway HEX Bolt 24x3x1100mm with nuts and
washers
Raw material —— Wiredrawing —— Cutting the wire rod to length ——
forming the head —— cutting Edge —— Heat Treatment —— Surface
treatment —— Final inspection —— Packaging —— Shipment
Inspection machine
- Brinell Hardness Tester
- Carbon and Sulfur Analyzer
- Rockwell Hardness Machine
- Automatic Impact Testing Machine
- Metallographic Microscope
- Automatic High-speed Analyzer
- Fatigue Testing Machine
- Metallographic Specimen Polishing Machine
- Metallographic Specimen Pointing Machine
Package
Our main products:
Plastic and rubber pads, EVA pad, HDPE pad, dog spike, screw spike,
railway bolt and nut, washer, rail clip, rail shoulder, crane rail,
fish plate, base plate, crane rails and so on.
1. Q: what information should we show if we need price?
A: 1. tree species;
2. size: length*width*thicknessl;
3. quantity;
4. we adopt oiled anti corrosion, if yours special, please mark it.
2.Q: what is anti-corrosion?
A: Using high temperature and pressure oiling corrosion technology.
Technology standards : GB9221-88
3. Q: payment terms?
A: 30% by T/T as deposit, the balance 70% before delivery.
4. Q: Validity Date?
A: 10~15 days in general. it will be showed in quotation.
5. Q: Mold fee?
A: if we have same mold, no mold fee;
if we make new mold with small quantity, client pay for it;
if we make new mold with large quantity, SuYu pay for it.
If you have any other models of rail/ rail fastener, welcome to
contact me.
Eric Li
