31CrMoV9 Alloy Steel Forgings EN 10085 1.8519 Steel Forgings Rings DIN 17211 1.8519 Forged Steel Ring
(A) 31CrMoV9 Element:
| Brand | composition(%) | |||||||
| C |
Si ≤ |
Mn |
P ≤ |
S ≤ |
Cr | Mo | V | |
| 31CrMoV9 | 0.27~0.34 | 0.4 | 0.4~0.7 | 0.025 | 0.035 | 2.3~2.7 | 0.15~0.25 | 0.1~0.2 |
(B) 31CrMoV9 Mechanical Properties:
|
Diameter (mm) |
Yiedl strength (Mpa) min |
Tensile Strength (Mpa) |
Elongation (A%) min |
Impact energy 20(KV J) min |
Hardness (HV) |
| 250 | 650 | 850~1050 | 12 | 40 | 800 |
(C) Heat Treatment:
Quenching and tempering
(D) Other Inforation:
|
Surface Finish:3.2um Ra Or As Required. |
(E) Certfiticates List:
| Certificates list of Jiangyin Fangyuan | ||
| ISO9001:2008 | ISO14001:2004 | PED Certificate |
| ABS Certficate | BV Certficate | DNV Certificate |
| RINA Certficate | GL Certficate | LR Certficate |
| CCS Certficate | NK Certficate | KR Certficate |
| API-6A Certficate | API-17D Certficate | CNAS Certficate |
(F) The main manufacturing equipments:
|
Name&Description |
Capacity |
Quantity |
|
3600Thydraulic press |
Max. single forging in 18T |
1 |
|
2000T hydraulic press |
Max. single forging in 9T |
2 |
|
800 hydraulic press |
Max. single forging in 5T |
1 |
|
6T electrical hydraulic hammer |
Max.single forging in 5T |
1 |
|
3T electrical hydraulic hammer |
Max.single forging in3T |
1 |
|
Air hammer |
Max.single forging from250kg to 1000kg |
7 |
|
Forging operation machine |
Max.singe forging from20T-5T |
7 |
|
Heat treatment Furance |
Max.8000*5000*1500mm |
11 |
|
CNC driling machine |
Max.5000mm |
2 |
|
Vertical lathe |
From 1600 to 5000mm |
60 |
|
Horizontal lathe |
Max.5000mm |
70 |
|
Band sawing machine |
260-1300mm |
36 |
