Wind Power Generation Forged Steel Flanges Q345D With API Standard
Products:
wind power flange,wind power tower flange,lock nut,wind power gear ring,wind power equipment parts
Products reference:
| Material | Q345D,4130,18CrNiMo7-6,16Mn,1.7220 |
| Max dia | 9000MM |
| Application | Wind power equipment forging parts |
| Melting process | EF+LF+VD |
| Production process | Forging+heat treatment+rough machining+finish machining |
| Forging ratio | ≥5 |
| Applicable standard | ASTM,ASME,DIN,JIS,ISO,BS,API,EN ,DIN |
| Executive standard | JB/GB/EN/DIN/JIS/ASME/ASTM/ISO |
| Certification authority | ISO,BV,SGS, IST, UL,CTI |
| 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. |
Custom properties
| Material elements | C | Si | Mn | P | S | Cr | Ni | Mo | Cu |
| 4130 | 0.26-0.33 | 0.15-0.35 | 0.40-0.60 | ≤0.035 | ≤0.040 | 0.80-1.10 | ≤0.030 | 0.15-0.25 | ≤0.030 |
| Q345D | 0.13-0.20 | 0.17-0.37 | 1.20-1.60 | ≤0.030 | ≤0.030 | ≤0.30 | ≤0.30 | -- | |
| 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 | |
| Mechanicl property | Dia.(mm) | TS/Rm(Mpa) | YS/Rp0.2(Mpa) | EL/A5(%) | RA/Z(%) | Type Of notch | Impact energy | HBW |
| 4130 | Ø25 | ≥930 | ≥785 | ≥12 | ≥50 | V | ≥63 | ≤229HBS |
| Q345D | Ø10 | 470-630 | ≥345 | ≥21 | -- | V | -20℃≥27 | ＝＝ |
| 18CrNiMo7-6 | Ø15 | ≥980 | ≥785 | ≥9 | ≥40 | V | ≥47 | ≤269HBS |
1.7220 heat treatment procedure,quenching 880℃,water cooling,oil cooling,tempering 540℃,water cooling,oil cooling
Delivery condition:
Delivery after heat treament(normalizing,annealing or tempering) or no heat treatment should be clarified on the contract
Process procedure:
Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content) → Cutting→ Heating(Furnace temperture test) → Heat treatment after forging(Furnace temperture test) Discharge the furnace(blank inspection)→ Machining→ Inspection(UT,MT,Visal diamention, hardness)→ QT→ Inspection(UT, mechanical properties, hardness, grain size)→ Finish machining→ Inspection (dimension)→ Packing and Marking(steel stamp, mark)→ Storage Shipment
Commerce clause
| Max weight | 30T |
| MOQ | 1PC |
| Delivery time | 15-50 days |
| Package | Plywood case,wood pallet,steel frame |
| Delivery term | FOB;CIF;CFR；DDU； |
| Payment | T/T,LC |
| Type of shipping | By ocean,air |
Keywords
Wind power flange,main shaft locknut,annular gear,outer gear ring,slewing bearing,top flange,middle flange,bottom flange,flange disc
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;
- Quality full service.
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Wind Power Generation Forged Steel Flanges Q345D With API Standard Images
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