High Pressure Steam Turbine Rotor Forging ASTM Centrifugal Blower Shaft
High Pressure Steam Turbine Rotor Forging ASTM Centrifugal Blower Shaft
1, Products:
centrifugal blower main shaft,forging blower shaft,compressor shaft
2, Products reference:
| Material | 4140,4130,18CrNiMo7-6,4340,4330,1.7225 |
| Forging equipment | 8000T open die hydropress |
| Application |
Blower,air compressor main shaft parts |
| Melting process | EF+LF+VD |
| Production process |
Forging+heat treatment+rough machining+finish machining |
| Forging ratio |
≥3 |
| Applicable standard | ASTM,ASME,DIN,JIS,ISO,BS,API,EN |
| Executive standard | JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Certification authority | ISO9001:2008,TÜV,BV,LR,ABS,RINA,GL,KR,DNV,NK,PED. |
| Delivery term |
Rough machining(N+T);finish machining(Q+T) |
|
Test equipment |
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 |
Others |
| 4140 | 0.38-0.43 | 0.15-0.35 | 0.60-0.90 | ≤0.035 | ≤0.040 | 0.80-1.10 | -- | 0.15-0.25 | - |
| 4130 | 0.28-0.33 | 0.15-0.35 | 0.40-0.60 | ≤0.035 | ≤0.040 | 0.80-1.10 | -- | 0.15-0.25 | |
| 18CrNiMo7-6 | 0.15-0.21 | 0.17-0.35 | 0.50-0.90 | ≤0.025 | ≤0.025 | 1.50-1.80 | 1.40-1.70 | 0.25-0.35 | |
| 4340 | 0.38-0.43 | 0.15-0.35 | 0.60-0.80 | ≤0.035 | ≤0.040 | 0.70-0.90 | 1.65-2.00 | 0.20-0.30 | - |
|
Mechanicla property |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| 4140 | Ø10 | 740~1000 | 450~850 | ≥12 | ≥25 | V | ≥40 | ≤250HBS |
| 4130 | Ø10 | ≥930 | ≥735 | ≥12 | ≥50 | V | ≥71 | ≤229HBS |
| 18CrNiMo7-6 | Ø15 | ≥980 | ≥785 | ≥9 | ≥40 | V | ≥47 | ≤269HBS |
| 4340 | Ø15 | ≥980 | ≥835 | ≥12 | ≥55 | V | ≥78 | ≤179HBS |
4, Process procedure:
5, Commerce clause
| Max weight | 80T |
| MOQ | 1PC |
| Delivery time | 20-50days |
| Package | Plywood case,wood pallet,steel frame |
| Delivery term | FOB;CIF;CFR；DDU； |
| Payment term | T/T,LC |
| Type of shipping |
By ocean |
6, Keywords:
power transmission parts of blower equipment,air compressor main shaft forging,blower shaft after forging is long working life,good mechanical property
Notes:
- 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;
- Quality full service.
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