-Provide our own brand products and O.E.M service.
-Be strict with every manufacturing process
-Produce with the best quality material.
-Endless pursuit for making better products
-Be the best backup for our partners.

Bulldozer Cutting Edge
Bulldozer Cutting Edge
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Introduction:

Provide boron steel or carbon steel materials with heat treatment.  
Provide 16-60mm double-bevel cutting edge
Provide OEM production 
Provide customized services
 
Bulldozer cutting edge specifications:

16*152   16*203
20*152   20*203   20*254
25*203   25*254   25*279
30*254   30*305   30*330
35*254   35*279   35*330   35*406
40*330   40*406
45*330   45*406
50*406
60*330   60*406

Technical information:

 30MnB boron steel
 Chemical composition chart of 30Mn boron steel 
 

Elements   Min. Value   Max. Value  
C   0.27   0.340  
Si   0.15   0.300  
Mn   1.10   1.400  
P       0.030  
S       0.030  
Cr   0.30   0.500  
Cu       0.030  
Ni       0.025  
B   0.0005   0.003  
Ti   0.03   0.050  
Mechanical Properties
Hardness (Heat Treatment) 46-52HRC
Tensile Strength 1630N/mm²
Extension Rate 8%
Impact Energy 25℃ 58J/c m²

45# Carbon Steel
Chemical composition chart of 45# carbon steel

Elements   Min. Value   Max. Value  
C   0.42   0.50  
Si   0.17   0.37  
Mn   0.50   0.80  
P       0.035  
S       0.035  
Cr       0.25  
Cu       0.25  
Mechanical Properties
Hardness (Heat Treatment) 32-38HRC
Tensile Strength 1055N/mm²
Extension Rate 11%
Impact Energy 25℃ 535J/c m²
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