Ningbo yuanda machinery Co., Ltd is a professional manufacturer of cutting edge and end bit for all brands of construction machinery, It cooperates with a trading company named Ningbo For-Global International Trade Co., Ltd whom suppliers with cutting edges, end bits, bucket tooth, adapters, bolts& nuts, and other G.E.T products.

We specialized in manufacturing various cutting edge for all brands of Motor grader, Bulldozers,Excavator,Loader and Scraper.

Our products are suitable for all brands of dozers, and could make as customer's sample or drawing.
After quenching and tempering heat treatment, the mechanical properties could reach the internationsl standard.

The prodcuts are built to deliver superior performance and long wear life which can make a real difference in your applications.

komatsu dozer blades 198-71-31550:

A) Part No.: 198-71-31550

B) Hardness:HB300~350 or HB380~450
C) Material: Carbon steel or Boron steel with heat treatment

D) For brands: Caterpillar, Komatsu, ESCO, Fiat, Hyundai, Case, Sany etc.

E) OEM: Make as customer's samples or drawings

F) Width of DBF are available from 152mm(6"), 203mm(8"), 254mm(10"), 330mm(13") and 406mm(16")

Part of the cutting edge are as follows:

1) figure:

2) Dimension:

The picture of bulldozer cutting edge cuchillas 198-71-31550: