Forged/Forging Nonmagnetic Retaining Rings for Steam Turbine Generators

We are professional Forged/Forging Nonmagnetic retaining rings for steam turbine generators factory from China

ASTM A289/A289M-97 Nonmagnetic retaining rings:
Materials:
(1)1Mn18Cr18N (2)18Mn18Cr (3)P900 (4)50Mn18Cr5
(5)50Mn18Cr4W


Process: Cold expand
Heat treatment: Solution, Stress Relief
Standard: ASTM A289 or Others

Technical requiremencts
1)Grain size: 1 or finer, as per ASTM E112
2)Cleanliness rating: 2 or less, as per ISO 4967 or ASTM E45
3)Permeability: 1.03 Max, as per ASTME A342
4)UT: Lever 2, as per ASTM A531
5)PT: As per ASTME E165
6)or other requirements

Nonmagnetic retaining ring is a critical component of heavy turbonator, one of the components bearing the highest stress, and by means of the retaining ring the centrifugal force is borne on the location of turning of the coil block on the both ends of the rotor.
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