Construction Machinery Turntable Bearings Slewing Bearing Catalogue
USD $100 - $5,000 /Piece
Min.Order:1 Piece
Dalian Running Engineering Company Limited
Construction Machinery Turntable Bearings Slewing Bearing Catalogue
1.Slewing Ring Bearing/Slewing Bearing Structure: DRE has four point contact slewing ring bearing/slewing bearings; single row roller slewing ring bearing/slewing bearing; double row ball slewing ring bearing/slewing bearing; three row roller slewing ring bearing/slewing bearing.
2.DRE Slewing Bearings/Slewing Ring Bearings: DRE slewing ring bearings/slewing bearings from 100mm to 5000mm dimension with ungeared slewing bearing/slewing ring bearing, external gear slewing bearing/slewing ring bearing and internal gear slewing bearing/slewing ring bearing.
3.Contrast of steel grade:(heat treatment: quenching & tempering, normalizing)
Chinese Standard | DIN Standard | AISI Standard | ISO Standard |
GB/T 699-1999 | - | AISI1053 | SL,SM |
50Mn | |||
GB/T 699-1999 | 42CrMo4 | 4140 | 42CrMo4 |
42CrMo | |||
GB/T 699-1999 | C45E | AISI1045 | C45E4 |
45 |
4.Hardness of slewing rings
Steel Grade | Quenching&Tempering | Normalizing |
Hardness | Hardness | |
GB/T 699-1999 | HB229~269 | HB179~235 |
50Mn | ||
GB/T 699-1999 | HB269~321 | As required by customers |
42CrMo | ||
GB/T 699-1999 | HB228~280 | HB170~217 |
45 |
5.DRE Slewing Bearing/Slewing Ring Bearing Packaging: inside,outside surface and raceway are spreaded with antirust & lubricate grease.Inner package is made of plastic film,and then compositive kraft,outer package is enlaced with flax pieces.
6.DRE slewing ring bearing inspection: every step of processing synchronize ring gear/slewing ring/ring gear from raw material to packaging is controled strictly. synchronize ring gear/slewing ring/ring gear test report will be sent with commercial invoice/packing list and other documents to customer directly.
7. DRE Group: Slewing Bearing,Ball Screw,Gear,Slew Drive,Ball&Roller Bearing, Thin Section Bearing, Linear Guide make up DRE Group.
8. Market Distribution& Customer Reference: customers are spreaded all over the world and annual turnover kept increasing in past 5 years.
9.Contact Us:
If you have any question about our products and technical details, please feel free to contact me!