harrow disc
1. Material: 65MN
2. HRC: 38-45
3. Diameter: 254-810mm
4. Thickness: 3-12mm
Detailed introduction to harrow disc:
harrow disc
Our company is one of the professional manufacturer of discs for plough and harrow. It has a production line for discs producing, cleaning and painting. We can produce discs made of qualified spring steel 65Mn or boron steel from 254 to 960mm in diameter and from 3 to 12mm in thickness. Annually output is 200,000 pcs. The products exported to UK, USA, France, Australia and South Africa, etc. more than 20 countries and district. We also can supply all various discs according to customers’ drawings and samples.
Common Specifications of Disc | |||
Dia. | Concavity | Thickness | |
MM | INCH | MM | MM |
255 | 10 | 12 | 3 |
305 | 12 | 19 | 3 |
330 | 13 | 25 | 3 |
355 | 14 | 38 | 3 |
410 | 15 | 38~50 | 3 |
430 | 17 | 57 | 3,4 |
460 | 18 | 38~60 | 3,4 |
480 | 19 | 57 | 3,4 |
510 | 20 | 44~63 | 3,4,5 |
535 | 21 | 63 | 3,4,5 |
560 | 22 | 60~85 | 4,5,6 |
585 | 23 | 75~90 | 4,5.6 |
610 | 24 | 75~95 | 4,5,6 |
660 | 26 | 86~115 | 5,6,7,8 |
710 | 28 | 100~130 | 5,6,7,8 |
760 | 30 | 120~135 | 6,7,8,10,12 |
810 | 32 | 120~140 | 8,10,12 |
910 | 36 | 120-200 | 8,10,12 |
960 | 38 | 120-200 | 8,10,12 |
chemical composition of our 65Mn steel
composition | C | Mn | Si | S | P | Ni | Cr | Cu | Nb |
contents % | 0.62~0.70 | 0.90~1.2 | 0.17~0.37 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.25 | ≤0.025 | __ |