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Power Generator Rotor Forging With Grooving Heat Stability Test

Categories Steam Turbine Rotor Forging
Brand Name: HUIXUAN
Model Number: Alloy steel steam turbind rotor
Certification: ISO9001:2008,BV,SGS,IST,UL.CTI
Place of Origin: China
MOQ: 1
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 3000-5000Ton/month
Delivery Time: 30-50 days
Packaging Details: Plywood pallet,steel frame
Max power: 60MW
Melting process: EF+LF+VD
Forging ratio: ≥3.5
Heat treatment: Q+T Stress relieve,Heat Stability Test
Application: Machinery parts
Material: Steel
Color: Original
Diameter: 2 meters
Forging Method: Open Die Forging
Material Standard: ASTM ,BS ,GB DIN
Melting Process: EF-LF-VD
Port: Shanghai
Smelting Process: EF+LF + VD
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Power Generator Rotor Forging With Grooving Heat Stability Test


Power Generator Rotor Forging With Grooving,Heat Stability Test


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:

Material25Cr2Ni4MoV,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

CSiMnPSCrNiMoV
25Cr2Ni4MoV≤0.25≤0.23≤0.53≤0.006≤0.004≥1.62≥3.75≥0.33≥0.09
30Cr2Ni2Mo0.26-0.340.17-0.370.30-0.60≤0.006≤0.00051.80-2.201.80-2.200.30-0.35-
28CrNiMoV0.20–0.3≤0.350.40–0.80≤0.03≤0.030.80–1.20≤0.750.60 –0.90.25 -0.4


Mechanical property


Dia.(mm)


TS/Rm(Mpa)


YS/Rp0.2(Mpa)


EL/A5(%)


RA/Z(%)


Type Of notch


Impact energy


HBW

30Cr2Ni2MoØ10≥980≥835≥12≥55V≥78≤269HBS
28CrNiMoVØ10770-880≥650≥12≥30v≥30

4, Process procedure:

Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Forged process→ Post forging heat treatment(N+T)→ UT→ Rough Machining→ UT → QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Grooving→ Stress relieve Tempering → Machining holding postion for rotor when HST→ HST→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment

5, Commerce clause

Max weight60T
MOQ1PC
Delivery time150 Days
PackagePlywood pallet,steel frame
Delivery termFOB;CIF;CFR;DDU;
Payment termsT/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;


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