30cnd8 steel equivalent
Steel-making Condition: EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:Annealed , Quenched + Tempered
30cnd8 Equivalent Grade: DIN1.6580, 30CrNiMo8
30cnd8 chemical composition % : EN 10083-3-2006
| C | P | S | ||||||
| 30cnd8/1.6580 | 0.26-0.34 | 0.50-0.80 | Less than or equal to 0.025 | Less than or equal to 0.035 | Less than or equal to 0.04 | 1.8-2.2 | 1.8-2.2 | 0.3-0.5 |
30cnd8 +qt mechanical properties
| Less than or equal to 16 | 16-40 | 40-100 | 100-160 | 160-250 | |
| Greater than or equal to 900 | Greater than or equal to 800 | Greater than or equal to 700 | Greater than or equal to 600 | Greater than or equal to 550 | |
| 1100-1300 | 1000-1200 | 900-1100 | 800-950 | 750-900 | |
| Greater than or equal to 10 | Greater than or equal to 11 | Greater than or equal to 12 | Greater than or equal to 13 | Greater than or equal to 14 | |
| Greater than or equal to 45 | Greater than or equal to 50 | Greater than or equal to 55 | Greater than or equal to 60 | Greater than or equal to 60 | |
| Greater than or equal to 35 | Greater than or equal to 40 | Greater than or equal to 45 | Greater than or equal to 45 | Greater than or equal to 45 | |
| 331-380 | 298-359 | 271-331 | 240-286 | 225-271 |
Steel-making Condition: EF, EF/EAF+LF+VD, EF/EAF+ESR
Delivery Condition:Annealed , Quenched + Tempered
30cnd8 Material Mechanical Properties:(T=20 degree if not differently stated)
Fracture elongation A5 (%): 16 min (Diameter:16mm max)
Notch impact energy ISO-V [J]: 40 min (Diameter:16mm max)
Hardness (HB): 289-347 (Diameter:16mm max)
30cnd8 Steel Round Bar +QT
- Diameter : 20-850mm ;
- Length 500mm - 8000mm Single Random, Double Random & Required Length.
30cnd8 Steel Round Bar +QT
- Softening annealing at a temperature of 640 - 680 degree
- Normalizing annealing at a temperature of 840 - 860 degree
- Hardening with cooling in oil at 815 - 845 degree
- Tempering with cooling in air at 550 - 650 degree
-
-- 20ft GP: 5.8m(length) x 2.13m(width) x 2.18m(high)
-- 40ft GP: 11.8m(length) x 2.13m(width) x 2.18m(high)
-- 40ft HG: 11.8m(length) x 2.13m(width) x 2.72m(high)
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