How To Safely Build IV Type Rail Clip Fastening System

IV Type Rail Clip Fastening System Applicable Environment and Choose of E-Type Rail Clip

Type IV rail clip fastening system from top rail fasteners supplier AGICO is suitable for maximum speed of 350km/h ballast track fastener system passenger dedicated line (high speed railway) , and the maximum speed of 250km/h ballast track fastener system passenger and freight lines. The assembly of the IV type rail clip fastening system is shown below.

Choose of E-Type Rail Clip from Top Rail Fasteners Supplier

There are three kinds of E-Type rail clips from top rail fasteners supplier AGICO can be choose for IV Type rail clip fastening system , they are C4 type, JA type and JB type. General section installs C4 type rail clip, the rail joint installs JA and JB type rail clip, the diameter of C4 rail clip is 20mm, and the diameter of JA and JB type rail clip is 18mm. JA type anti rust coating is gray, and be used with No. 7, No. 8 and No. 9 insulation gauge blocks; JB type anti rust coating is black, and be used with No. 10, No. 11, No. 12 and No. 13 joint insulation gauge block.

Embedded Iron Seat

The embedded iron seat from top rail fasteners supplier AGICO shall be laid in the sleeper in advance, and the accuracy shall be satisfied with the accuracy shown below.

Insulated Gauge Block

Insulation Gauge Block (referred to as the gauge block) from top rail fasteners supplier AGICO points in the general section of the use of the gauge block G4 and rail joints at the use of the gauge block G4J two, each gauge block and each have seven specifications, namely 7, 8 , No. 9, No. 10, No. 11, No. 12, No. 13. Standard gauge uses No. 9 and No. 11. As shown in Figure 8-38. In addition to 7, 8 and 9 joint gauge block is non-black, the other gauge blocks are black.

The Preparatory Work Before Build IV Type Rail Clip Fastening System

• In accordance with the provisions of the selection of supporting blocks of rules, at the same time properly prepare the corresponding number of joints, gauge blocks for the rail joint from top rail fasteners supplier AGICO.
• Prepare the C4 rail clip and properly prepare the JA and JB rail clip for the rail joint.
• The embedment position of the embedded iron seat in the upper sleeper must be accurate. Where the pre buried iron base buried position of skew, upturned or buried in height, with the side of the two pre buried iron base spacing or two lateral embedded iron base from the bottom corner of the sleeper does not comply with the regulations cannot on the road.

• Remove two mortar embedded iron seat sleeper bearing mud rail surface and pre buried iron base hole.

• Remove the rail bottom mud.
• 

Build IV Type Rail Clip Fastening System

• 1.Laying rubber pad 
  Place the rubber pad from top rail fasteners supplier AGICO between the two embedded iron seats and the center line of the notch on both sides of the rubber pad should be aligned with the center line of the embedded iron seat.

• 2.Laying rails

• 3.Install the gauge block
  Select the appropriate gauge block type according to the check gauge adjustment.

• 4.The joint gauge block G4J should be used for the rail joint.

• 5.Install the E-type rail clip
  Install the elastic strip, rubber plate, and the rail sleeper rail surface and between the gauge block and the rail buckling rail surface on the bottom surface should be close.

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