Product Description
Harrow discs:
1. Diameter: 3'' to 36''
2. Thickness: 3mm to 12mm
3 Hardness: 38 to 46HRC
4 Model: Flat and notch
There is an existing advanced productiion line of forging ,casting ,maching,heat treatmentÂ
in the company.The products export to Europe,America,Astrailia,Southest Asia and otherÂ
countries and regions all the year round and enjoy good fames in the user.
Main specifications:
Â
| Diameter | Concavity  | Thickness | |
| mm | inch | mm | Mm |
| 305 | 12 | 19 | 3 |
| 330 | 13 | 25 | 3 |
| 355 | 14 | 38 | 3 |
| 410 | 15 | 38~50 | 3 |
| 435 | 17 | 57 | 3;3.5;;4 |
| 460 | 18 | 38~63 | 3;3.5;4 |
| 485 | 19 | 57 | 3.5;4 |
| 510 | 20 | 44~70Â | 3.5;4;5 |
| 535 | 21 | 63-70 | 3.5;4;5 |
| 560 | 22 | 54~89 | 4;5;6 |
| 585 | 23 | 79~90 | 4;5;6 |
| 610 | 24 | 63~108 | 4;5;6 |
| 660 | 26 | 86~115 | 5;6;7;8 |
| 710 | 28 | 100~130 | 5,6,78 |
| 760 | 30 | 120~135 | 6,7,8,10,12 |
| 810 | 32 | 120~140 | 8;10;12 |
| 910 | 36 | 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 | __ |
Shpping term :
1.FOBÂ Lianyungang port
2CNF or CIF your port
3Â Others
Payment term:
1.By T/T. 30% prepaid , 70% before delivery or on sight of BL copy
2.By L/C if your quantity is big
Â
Â
Product Description
Harrow discs:
1. Diameter: 3'' to 36''
2. Thickness: 3mm to 12mm
3 Hardness: 38 to 46HRC
4 Model: Flat and notch
There is an existing advanced productiion line of forging ,casting ,maching,heat treatmentÂ
in the company.The products export to Europe,America,Astrailia,Southest Asia and otherÂ
countries and regions all the year round and enjoy good fames in the user.
Main specifications:
Â
| Diameter | Concavity  | Thickness | |
| mm | inch | mm | Mm |
| 305 | 12 | 19 | 3 |
| 330 | 13 | 25 | 3 |
| 355 | 14 | 38 | 3 |
| 410 | 15 | 38~50 | 3 |
| 435 | 17 | 57 | 3;3.5;;4 |
| 460 | 18 | 38~63 | 3;3.5;4 |
| 485 | 19 | 57 | 3.5;4 |
| 510 | 20 | 44~70Â | 3.5;4;5 |
| 535 | 21 | 63-70 | 3.5;4;5 |
| 560 | 22 | 54~89 | 4;5;6 |
| 585 | 23 | 79~90 | 4;5;6 |
| 610 | 24 | 63~108 | 4;5;6 |
| 660 | 26 | 86~115 | 5;6;7;8 |
| 710 | 28 | 100~130 | 5,6,78 |
| 760 | 30 | 120~135 | 6,7,8,10,12 |
| 810 | 32 | 120~140 | 8;10;12 |
| 910 | 36 | 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 | __ |
Shpping term :
1.FOBÂ Lianyungang port
2CNF or CIF your port
3Â Others
Payment term:
1.By T/T. 30% prepaid , 70% before delivery or on sight of BL copy
2.By L/C if your quantity is big
Â
Â
5000Psi Threaded Ball Valves,Female Screwed Steel Ball Valve,5000Psi Bolted Body Ball Valve,Threaded End 5000Psi Ball Valve
ZHENGQIU VALVE GROUP CO.,LTD , https://www.sealweldballvalve.com