Technische parameters van het smeden van stalen kogel | ||||||||||||
Inch | Grootte | T-gewicht | Tolerantie (mm) | Materiaal | Hardheid van het oppervlak (HRC) | Hardheid volume (HRC) | ||||||
3/4" | D20 mm | 0.037+/-0,005 | 2+/-1 | B2 | 63-66 | 63-66 | ||||||
1 inch | D25 mm | 0.072+/-0,01 | 2+/-1 | B2 | 63-66 | 63-66 | ||||||
11 inch | D30 mm | 0.13+/-0,02 | 2+/-1 | B2 | 63-66 | 63-66 | ||||||
11 inch | D40 mm | 0.30+/-0,04 | 2+/-1 | B2 | 62-66 | 62-66 | ||||||
2 inch | D50 mm | 0.6+/-0,05 | 2+/-1 | B2 | 62-65 | 61-64 | ||||||
21 inch | D60 mm | 1.0+/-0,05 | 2+/-1,5 | B2 | 62-65 | 60-62 | ||||||
21 inch | D65 mm | 1.3+/-0,05 | 2+/-1,5 | B2 | 61-64 | 60-62 | ||||||
21 inch | D65 mm | 1.3+/-0,05 | 2+/-1,5 | B3 | 61-63 | 60-62 | ||||||
3 inch | D75 mm | 2.0+/-0,06 | 3+/-2 | B3 | 61-63 | 60-62 | ||||||
3 inch (warm gewalst) | D80 mm | 2.0+/-0,06 | 3+/-2 | B3 | 60-63 | 60-62 | ||||||
3 inch (gesmeed) | D80 mm | 2.1+/-0,06 | 3+/-2 | B3 | 60-62 | 53-57 | ||||||
31 inch | D90 mm | 3.0+/-0,07 | 3+/-2 | B3 | 60-63 | 59-62 | ||||||
4 inch | D100 mm | 4.1+/-0,15 | 3+/-2 | B3 | 60-63 | 59-62 | ||||||
4.5 inch | D115 mm | 6.3+/-0,15 | 3+/-2 | B3 | 60-63 | 57-60 | ||||||
5 inch | D125mm | 8.1+/- 0,3 | 3+/-2 | B3 | 59-62 | 55-60 | ||||||
Chemische samenstelling | C% | SI% | MN% | CR% | P% | S% | Ni% | |||||
B2 | 0.72-1.03 | 0.15-0.35 | 0.3-1.2 | 0.2-0.6 | ≤0.035 | ≤0.035 | i≤0.25 | |||||
B3 | 0.53-0.88 | 1.2-2.00 | 0.50-1.20 | 0.7-1.20 | ≤0.035 | ≤0.035 | i≤0.25 |