Sdu 9 Screw Dowel for Concrete Sleeper of Railroad

Certification: AREMA, BS, ASTM, UIC, TB
Type: Track Train
Part: Rail Fastener
Bolt Grade: 8.8
Age: Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Warranty: >3 Years
Samples:
US$ 10/Piece 1 Piece(Min.Order)
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Basic Info.

Model NO.
sdu9
Charge Time
Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Battery Life
Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Power
Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Color
Customized
Transport Package
Woven Bag and Wood Pallet
Specification
SGS
Trademark
ZBRF
Origin
China
Production Capacity
600t/Month

Product Description

Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
PA66 : Nylon 66.69%, glass fiber 30%, other 1%

No.

Technique parameter

Unit

Technical requirement

Value

1

Density

g

1.3-1.45

1.45

2

Tensile strength

Mpa

≥170

178

3

Elongation

%

≤4.4

4.0

4

Bending Strength

Mpa

≥250

290

5

Impact Strength(No gap)

KJ/m2

≥80

85

6

Melting point

°C

250°C-270

270

7

Insulation resistance

Ω

≥1×108

5×108

8

Glass fiber content

%

30-35

35

9

Hardness

HRR

≥110

118



HDPE
 

No.

Technique parameter

Unit

Technical requirement

Value

1

Density

g/

0.95-0.98

0.95

2

Tensile strength

Mpa

≥19

19

3

Elongation

%

>80

150

4

Melting point

°C

170-190

190

5

Insulation resistance

Ω

≥1×1010

3.5×1010

6

Hardness

A

≥98

98(A)

Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Railway Plastic Screw Dowel for Concrete Sleeper

Sdu 9 Screw Dowel for Concrete Sleeper of Railroad
Railway Plastic Screw Dowel for Concrete Sleeper

Sdu 9 Screw Dowel for Concrete Sleeper of Railroad

Railway Plastic Screw Dowel for Concrete Sleeper

We produce high quality of these bolts and supply both for imports and exports. We are CRCC certificated company.
Zhongbo Railway Fastening Company is a leading Chinese manufacturer of rail fastening and rail joint bar.

Zhongbo, as a specialized rail fastener manufacturer, provides a complete line of products, including rail fastening, anchor, rail joint, rail clip, rail screw, anchor bolt, rail clamp plate, rail fishplate, and fishplate bolt for connecting rail tracks.

We also make rail fastenings for crane rail and elevator guide rail, along with other related products. We manufacture according to GB/TB (Chinese national standards and railway standards), AREA, UIC, BS, DIN, ASTM, and AS standards.

Our products are mainly made through hot forging.

The threads of rail screw spikes are made by hot rolling with special threading machines.

We produce metric threads, BS, BSW, TR thread, or round threads.

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