Komatsu Dozer D150/D155 cutting edge 175-70-21114/175-70-26310/175-71-11242

Our aftermarket full sets of Komatsu D150 D155 crawler dozer Cutting Edge & End Bits replacement are bolt-on GET wear parts specially designed for D150 D155 crawler dozer buckets. The Komatsu D150 D155 crawler dozers are widely used in open-pit overburden stripping, mass earthmoving, dam construction, large site grading, mine rock waste hauling, weathered rock excavation, airport and port heavy infrastructure.

There are mainly 4 raw material options :

1. 30MnB Boron steel : use most, hardness is about HRC 440–500,can balance toughness and wear resistance well,it is ideal for sand, gravel and earth works.

2. C80 Carbon Steel : it is economical, hardness can reach HB280–360 after quenched and tempered, Suit for pure earthmoving and loose material handling, not fit rocky and high-impact sites.

3. NM400/NM450 alloy steel : own superior anti-scouring and wear resistance compared with boron steel, has greatly extending service life for long-term gravel, aggregate and construction debris working scenarios.

4. Mn13 high manganese steel : own work-hardening property, the surface will get harder under continuous impact. It fits occasional rock and hard impact. Not economical for pure earthmoving.

We can supply various bevel design cutting edges for Komatsu D150 D155 crawler dozers , including double bevel cutting edge,single bevel cutting edge, square edge and segmented cutting edge. Different bevel design fit different working site condition.We can also supply various end bit styles, including standard bolt-on end bit,heavy duty reinforced end bit,weld-on end bit and serrated end bit.

Welcome to contact us for more detailed information.Normal production lead time: 25–35 working days upon receipt of deposit. To quote precisely, please share your loader model, OEM part numbers for cutting edge & end bits, plate thickness, required bevel type, end bit style,we can provide material and hardness test report with stable lead time.