JIANGSU HUI XUAN NEW ENERGY EQUIPMENT CO.,LTD
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Heavy Duty Crane Lifting Hooks DG20Mn Carbon Steel Industrial Forging
1, Products:
Wharf lift hook,marine lift hook,port machinery parts,ship inspection lift hook,crane hook,crane machinery parts
2, Products reference:
| Material | DG20Mn |
| Max weight | 50T |
| Application |
Crane hook part |
| Melting process | EF+LF+VD |
| Production process |
Forging+heat treatment+rough 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 | ABS,DNV,BV,GL,KR,CCS,LR,NK,RINA,RS |
| Delivery term |
Rough machining(N+T);finish machining(Q+T) |
| Test equipment |
Spectrograph,ut devicve,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 |
| DG20Mn | 0.17-0.24 | 0.17-0.37 | 0.70-1.00 | ≤0.035 | ≤0.035 | ≤0.25 | ≤0.30 | -- | - |
| Mechanical property |
Dia.(mm) |
TS/Rm(Mpa) |
YS/Rp0.2(Mpa) |
EL/A5(%) |
RA/Z(%) |
Type Of notch |
Impact energy |
HBW |
| DG20Mn | Ø25 | ≥450 | ≥275 | ≥24 | ≥50 |
4, 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
5, Commerce clause
| MOQ | 1PC |
| Delivery time | 30-60 days |
| Package | Wood pallet,steel frame |
| Delivery term | FOB;CIF;CFR；DDU； |
| Payment term | T/T,LC |
| Type of shipping |
By ocean,air |
6, Keywords:
Marine crane forging,port machinery crane parts,lift hook classification society certification,ship inspection prodcut can be approved big ten classification society.
Features:
