Oxide Black 8.8 Grade Railway Sleeper Screws DIN Standard High Hardness

Basic Information
Place of Origin: Suzhou, China
Brand Name: ZHONGYUE
Certification: TUV, SGS, ISO9001
Model Number: DIN
Minimum Order Quantity: 10,000pcs
Price: USD0.4 to USD0.2
Packaging Details: 25kg Cartons or woven bags onwooden pallet , 36bags/pallets , 24pallets/container
Delivery Time: 10 to 30 days according to your order quantity
Payment Terms: L/C, T/T
Supply Ability: 10,000pcs per week
Application: Railway Fastener Material: Q235, 35#, 45#
Sample: Available Customization: Acceptable
Surface Treatment: HDG, Oil, Oxide Black, Wax Grade: 4.6, 4.8, 5.6, 8.8
Standard: ISO898-1, UIC864-1, And NF F500-50
High Light:

stainless steel coach screws

,

black oxide screws

Oxide Black 8.8 Grade DIN Standard Railway Screw Spike High Hardness 
 

Railway screw spikes provide a mechanical interlock that delivers more than twice the holding power of conventional hammered railway spikes.Screw spikes are commonly used to fasten timber railway ties/sleepers; however, they can also be used in conjunction with plastic ferrules that have been cast into concrete ties/sleepers.Various thread profiles, lengths, diameters and drive heads are available to suit specific geographic requirements and Suyu can help with product specification and selection.

Name

Oxide Black 8.8 Grade DIN Standard Railway Screw Spike High Hardness

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

 

 

 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

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   

 

 
Oxide Black 8.8 Grade Railway Sleeper Screws DIN Standard High Hardness 0Oxide Black 8.8 Grade Railway Sleeper Screws DIN Standard High Hardness 1Oxide Black 8.8 Grade Railway Sleeper Screws DIN Standard High Hardness 2

Contact Details
Eric