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[China]
Trade Verify
Address: A 509,HuaJian Mansion,Zhangjiagang City,JiangSu Province,China
Contact name:Arnold
JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD |
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Verified Suppliers
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28CrNiMoV ,Grooving,Heat Stability Test,Steam Turbine Rotor Forging Alloy Steel
1st, Products:
steam turbine rotor forging,Alloy steel steam turbind rotor,main shaft of low pressure steam turbine,main shaft of middle pressure steam turbine,main shaft of high pressure steam turbine,main shaft of super high pressure steam turbine,solid forging rotor,welded rotor
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;
