Heavy Steel Wind Power Flange Forging Q345D 50Mn 4140 Dia 9000mm
Products:
Forged flange, wind power flange, tower flange, slewing bearing, Q345 flange, alloy steel flange
Products reference:
| Material | Q345D,Q345E,50Mn,4140,18CrNiMo7-6 |
| Max. Dia. | 9000MM |
| Apply for | Flange is the part that connected the shafts. |
| Melting process | LF+EF+VD |
| Process technology | Forging+heat treatment+rough machining+finish machining |
| Forging ratio | ≥5 |
| Applicable standard | ASTM,ASME,German DIN,JIS,ISO,BS,API,EN ,DIN |
| 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 terms | Rough machining(N+T); finish machining(Q+T) |
| Test equipment | Spectrograph, UT device, tensile and compact test machine, metalloscope,external micrometer, bore dial indicator, hardness testing device and so on. |
| 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 |
| 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 | - |
| Q345E | 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 | |
| 50Mn | 0.48-0.56 | 0.17-0.37 | 0.70-1.00 | 0.035 | 0.035 | 0.25 | 0.30 | -- | 0.48-0.56 |
| Mechainal properties | 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 |
| Q345E | Ø10 | 470-630 | ≥345 | ≥21 | -- | V | -20℃≥34 | ＝＝ |
| 18CrNiMo7-6 | Ø15 | ≥980 | ≥785 | ≥9 | ≥40 | V | ≥47 | ≤269HBS |
| 50Mn | Ø25 | ≥645 | ≥390 | ≥13 | ≥40 | V | ≥31 | ≤255HBS |
Process procedure:
Forging process flow quality control: Raw material steel ingot into warehouse(test the chemical content)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
5th, Commerce clause
| Max. weight | 30T |
| MOQ | 1PC |
| Delivery time | 15-50 days |
| Package | Poly wood case, wood pallet, steel frame support |
| Delivery terms | FOB;CIF;CFR；DDU； |
| Payment terms | T/T,LC |
| Type of shipping | By ocean, air |
Keywords
Various of shafts made of alloy steel, carbon steel, stainless steel that mainly used for wind power equipment, slewing bearing equipment, engineering machinery, pressure vessel, gear transmission and so on that have good mechanical properties and weldability. Flange is the part that connected the shafts. We can produce the flange with material of WCB(carbon steel),LCB(long chain branching),LC3(3.5% nickel steel),WC5(1.25%Cr 0.5% Mo Steel),WC9(2.25%Cr),C5(5%Cr 0.5%Mo),C12(9%Cr1%Mo),CA6NM(4(12% Cr steel),CA15(4)(12%Cr),CF8M(316 stainless steel),CF8C(347 stainless steel),CF8(304 stainless steel),CF3(304L stainless steel),CF3M(316L stainless steel),CN7M(alloy steel),M35-1(monel),N7M(hastelloy B),CW6M(hass nickel steel C),CY40(inconel nickel steel)and so on.
Advantage
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Heavy Steel Wind Power Flange Forging Q345D 50Mn 4140 Dia 9000mm Images
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