Active Member
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[China]
Address: No.199 Huanlou Road,Economic Development Zone,Kunshan City,Jiangsu
Contact name:
Suzhou Zhongyue Railway Material Co.,Ltd. |
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SS Serie Railway Sleeper Screws 5.6 Grade For Railway Fasteners
A rail screw spike, also called sleeper screw, rail screw or lag
bolt, is a medium or large metal screw used to fasten a rail base
plate or rail. Such spikes are always fastened into holes bored
into the tie sleeper, sometimes together with imbedded plastic
dowels, popularly used for rails with wooden sleepers, especially
in America and Canada.
For types of sleeper screws, Ss series are the top hot sales, with various sizes available. In addition, square head screw spike, hexagon screw spike, double head screw spike, dog screw, timber screw, and others.
Name | DIN Standard SS Serie HDG Surface 5.6 Grade Screw Spike For Railway Fastener Use | |||
Type | Ss5.-150 | V20-135 | ||
| Ss8-140 | V23-115 | ||
| Ss8-150 | V23-135 | ||
| Ss8-160 | V23-155 | ||
| Ss23-160 | V23-215 | ||
| Ss25.-165 | V26-115 | ||
| Ss35.-161 |
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| Or the type by customers’ drawings | |||
Grade | 4.6 | 5.6 | 8.8 | 10.9 |
Material | Q235 | 35# | 45# | 40Cr |
Mechanical | Tensile strength: | Tensile strength: | Tensile strength: | Tensile strength: |
| Yield strength:≥240Mpa | Yield strength:≥300Mpa | Yield strength: | Yield strength:≥900Mpa |
| Elongation:≥22% | Elongation:≥20% | Elongation:≥12% | Elongation:≥9% |
| Cold bending: | Cold bending: | Cold bending: | Cold bending: |
Surface | plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
Standard refers | ISO898-1, UIC864-1, and NF F500-50 | |||
Production Process
Raw material —— Wiredrawing —— Cutting the wire rod to length —— forming the head —— cutting Edge —— Thread rolling —— Heat Treatment —— Surface treatment —— Final inspection —— Packaging —— Shipment
