Product: 8E4199 B55 End Bit
Bolt size: 1-1/4"
Holes: 7
D9, D10
· Made from Boron steel heat treated
· Safe assembling and disassembling
· For tough application, special for mining
· Long wear life
30MnB Boron Steel Mechanical Property:
30MnB Boron Steel Chemical Composition:
C | Si | Mn | Cr | Mo | Ni | Cu | P | S | B | |
Range | 0.27-0.34 | 0.15-0.35 | 1.00-1.50 | ≤0.25 | ≤0.30 | ≤0.25 | ≤0.25 | ≤0.025 | ≤0.025 | ≤0.0035 |
30MnB Boron Steel Mechanical Property:
Descriptions | Property Analysis |
Yield Strength (N/mm2) | 1,300 - 1,700 |
Yield Point Rp0.2 (MPa) | ≥ 1500 |
Elongation (%) | 7 - 11 |
Fractional Force (N) | 48,000 - 55,000 |
Energy Consumed (J) | 120 - 200 |
Impact (Kg/cm2) | 18 - 28 |
Hardness (HRC) | 45 - 52 |