34CrNi3Mo Grooving Steam Turbine Rotor Forging Heat Stability
28CrNiMoV ,Grooving,Heat Stability Test,Steam Turbine Rotor Forging Alloy Steel
1st, Products:
We make use of alloys and steel of high quality that get procured from trusted vendors of the market. The products before getting delivered to our clients are thoroughly tested with various machines like universal testing machines and brinnel hardness testers to ensure their high quality. With the use of latest technology and the support from skilled professionals, we have acquired a rich client base not only in India but also in countries like Australia, Germany, South Africa, and USA.
2, Products reference:
| Material | 25Cr2Ni4MoV,34CrNi3Mo,30Cr2Ni2Mo,28CrNiMoV |
|
Max power |
60MW |
|
Application |
Rotaiton parts of steam turbine consist of electric rotor winding,magnetic conductive core iron and rotor shaft extension,retaining ring,central ring and fan. |
|
Melting process |
EF+LF+VD |
|
Production process |
Forging+heat treatment+rough machining+finish machining |
|
Forging ratio |
≥3.5 |
|
Applicable standard |
ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
|
Executive standard |
JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
|
Certification authority |
ISO,BV,SGS,IST,UL.CTI |
|
Delivery terms |
Rough machining(Q+T);finish machining(Grooving and heat stability test) |
|
Test machine |
Spectrograph,UT device,tensile and compact test machine,metalloscope,outside micrometer,bore dial indicator,hardness test machine |
|
Service |
Our service included the forging, process, heat treatment, finish machining, package, local logistics, customers clearance and maritime transport. We took the customer’s requirements as the principal thing, and pay attention on the products quality. |
3, Custom properties
|
Material elements |
C | Si | Mn | P | S | Cr | Ni | Mo | V |
| 25Cr2Ni4MoV | ≤0.25 | ≤0.23 | ≤0.53 | ≤0.006 | ≤0.004 | ≥1.62 | ≥3.75 | ≥0.33 | ≥0.09 |
| 30Cr2Ni2Mo | 0.26-0.34 | 0.17-0.37 | 0.30-0.60 | ≤0.006 | ≤0.0005 | 1.80-2.20 | 1.80-2.20 | 0.30-0.35 | - |
| 28CrNiMoV | 0.20–0.3 | ≤0.35 | 0.40–0.80 | ≤0.03 | ≤0.03 | 0.80–1.20 | ≤0.75 | 0.60 –0.9 | 0.25 -0.4 |
|
Mechanical property |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 30Cr2Ni2Mo | Ø10 | ≥980 | ≥835 | ≥12 | ≥55 | V | ≥78 | ≤269HBS |
| 28CrNiMoV | Ø10 | 770-880 | ≥650 | ≥12 | ≥30 | v | ≥30 |
4, Process procedure:
5, Commerce clause
| Max weight | 60T |
| MOQ | 1PC |
| Delivery time | 150 Days |
| Package | Plywood pallet,steel frame |
| Delivery term | FOB;CIF;CFR；DDU； |
| Payment terms | T/T,LC |
| Type of shipping |
By ocean,air |
6, Keywords
High middle low pressure steam turbine rotor,generator rotor, 35MW,50WM,60WM,70WM steam turbine rotor, 25X1M1%cA(P2MA)steam turbine rotor,take samples as radial direction after QT,it has very good mechanical property
Note:
High-precision dimensional tolerance;Excellent mechanical properties;Produce different dimension based on customer’s requirements;Advanced manufacture equipments and inspection devices;Excellent technical personality;Control the production procedure strictly;Pay attention on the package protection;
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.