Rail fastening system

KPO clip

Type

KPO3, KPO6, KPO9

Application for different rail type

Material

Q235，forging steel

Chemical composition(%):
C:0.12-0.20, Mn:0.30-0.70, Si:≤0.3, P:≤0.045, S:≤0.045

Finish

Plain oiled

Offered as ordered

Standard refers to

DIN5906

HS bolt

Type

HS26, HS32

Dia.22mm or 24mm.
Length is 55mm,65mm,75mm,90mm

Material

Grade4.6: Q235

Tensile strength: ≥400Mpa
Yield strength:≥240Mpa
Elongation:≥22%
Cold bending: 90 degree without crack

Grade5.6: 35#

Tensile strength: ≥500Mpa
Yield strength:≥300Mpa
Elongation:≥20%
Cold bending: 90 degree without crack

Grade8.8: 45#

Tensile strength: ≥800Mpa
Yield strength:≥640Mpa
Elongation:≥12%
Cold bending: 90 degree without crack

Finish

Plain oiled, Oxide black, Zinc plated, Hot dip galvanized

Standard refers to

UIC864-2

Hex nut

Type

As ordered

Material

Grade 5: 35#

Chemical composition(%):
C:0.32～0.4, Mn:0.50-0.80, Si:0.17-0.37, Cr:≤0.25, P:≤0.035, S:≤0.035

Grade 8: 45#

Chemical composition(%):
C:0.42-0.50, Mn:0.50-0.80, Si:0.17-0.37, Cr:≤0.25, P:≤0.035, S:≤0.035

Finish

Plain oiled, Oxide black, Zinc plated, Hot dip galvanized

Standard refers to

DIN985

Double coil spring washer

Type

As ordered

Material

65Mn

Chemical composition(%):
C:0.62-0.70, Mn:0.90-1.20, Si:0.17-0.37,Cr:≤0.25, P:≤0.035, S:≤0.035

Finish

Plain oiled, Oxide black, Zinc plated, Hot dip galvanized

Standard refers to

UIC864-3

screw

Type

M24xL, L: 150-240mm.

Or other size as ordered

Material

Grade 4.6: Q235

Tensile strength: ≥400Mpa
Yield strength:≥240Mpa
Elongation:≥22%
Cold bending: 90 degree without crack

Grade 5.6: 35#

Tensile strength: ≥500Mpa
Yield strength:≥300Mpa
Elongation:≥20%
Cold bending: 90 degree without crack

Grade 8.8: 45#

Tensile strength: ≥800Mpa
Yield strength:≥640Mpa
Elongation:≥12%
Cold bending: 90 degree without crack

Finish

Plain oiled, Oxide black, Zinc plated, Hot dip galvanized, Dacromet, Sherardizing

Standard refers to

ISO898-1, UIC864-1, and NF F500-50

Base plate

Type

UIC54, UIC60, 50kg rail, 60kg rail,
S49 and size as ordered

Material

QT500-7

Chemical composition(%):
C:3.60-3.80, Mn:≤0.6, Si:2.50-2.90,

P:≤0.08, S:≤0.025

QT450-10

Chemical composition(%):
C:3.40-3.90, Mn:0.2-0.5, Si:2.70-3.00,

P:≤0.07, S:≤0.03

or forging low carbon steel or high carbon steel

Finish

Plain oiled

Standard refers to

UIC864-6