Q. During the blasting method pressure range used for ferrous metals is (Solved)
1. 0.4 KPa to 0.7 MPa
2. 0.4 MPa to 0.7 MPa
3. 70 KPa to 0.4 MPa
4. 0.4 KPa to 0.7 kPa
- b. 0.4 MPa to 0.7 MPa
1. 0.4 KPa to 0.7 MPa
2. 0.4 MPa to 0.7 MPa
3. 70 KPa to 0.4 MPa
4. 0.4 KPa to 0.7 kPa