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SENNAI CATALOGBushings and pins for construction equipment
Spiral, blind and flanged bushings, pins, support bases and shims.
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Submit the drawing, dimensions, material, quantity and inspection requirements for design verification.
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CONSTRUCTION EQUIPMENT

Steel bushings for heavy joints of construction equipment

SN-H bushings are used in loaded joints of excavators, rotary drilling rigs, large loaders and grabs.

Excavatorsapplication

Drilling rigsapplication

Loadersapplication

STEEL BUSHES SN-H

Oil grooves and heat treatment

The inner surface of the SN-H steel bushing is made with various oil grooves. Heat treatment increases surface hardness and wear resistance.

POSSIBLE MATERIALS

Steel grades

Possible materials for making bushings.

42CrMo:High strength steel.
40Cr:Medium carbon tempered steel.
20CrMo/20CrMnTi:Low carbon alloy steel.
GCr15/45#:Bearing and carbon steel.

STEEL BUSHES

Wear resistance, hard surface and tough core

Control from raw material to finished product ensures a wear resistant, hard surface and tough core bushing.

NEXT STEP

Contact SENNAI

+86 178 6052 9771 · heidi.han@sennaigroup.com