SD.505.20.00.C

SD.505.20.00.C · Внешний вид изделия

Изображение может отличаться от изделия. Подробности см. в технических характеристиках.

SD.505.20.00.C · Технический чертёж

Бренд
QIBR
Alternative brand
ATB
Rolling element type
Ball
Measurement system
Metric
Weight
23.5 kg
Outer diameter
453 mm
Inner diameter
375 mm
Total width
56 mm
External hole circle diameter
490 mm
Internal hole circle diameter
332 mm
Number of mounting holes of the inner ring
12
Number of mounting holes of the outer ring
8
Hole diameter at outer ring
18 mm
Hole diameter at inner ring
18 mm
Outer diameter of inner ring
412.5 mm
Inner diameter of outer ring
415.5 mm
Width of outer ring
46 mm
Width of inner ring
46 mm
Gear type
No gear
Flange diameter1
304 mm
Flange diameter2
518 mm
Temperature
-20 ℃ to +100 ℃
Bearing type
Four-point contact slewing bearing with flange
Ring material
42CrMo or 50Mn
Sealing material
NBR
Seal type
Closed type
Ball material
AISI 52100

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Описание

Single-row ball bearing slewing rings with four-point contact bearings are versatile components available in configurations suited to various industrial needs. They come in three main types: without gear, with external gear, and with internal gear. Slewing rings without gear are adaptable for applications where external gearing or drive mechanisms are separately integrated. Those with external gears feature teeth on the outer circumference, enabling precise rotational control essential in cranes and similar machinery. In contrast, slewing rings with internal gears have teeth on the inner circumference, suitable for applications requiring compact designs or internal drive setups. These configurations ensure that single-row ball bearing slewing rings with four-point contact bearings can effectively support axial and radial loads while accommodating different operational and space requirements in industries such as construction, transport, and material handling.

QIBR - SD.505.20.00.C Slewing Bearing Advantages and Applications

SD.505.20.00.C Slewing Bearing, high rotation precision, strong wear resistance,Inner diameter is 375 mm，Outer diameter is 453 mm，Weight is 23.5 kg, suitable for solar supports, excavators, wind turbines, port cranes and sand mixers, etc., and is the most widely used bearing in working conditions with high precision requirements.

QIBR - SD.505.20.00.C Slewing Bearing Characteristics

SD.505.20.00.C Slewing Bearing, strong heat resistance, long bearing life, high cost performance. SD.505.20.00.C Slewing Bearing, can bear radial load, axial load and overturning moment at the same time, suitable for mechanical equipment with high precision requirements.

SD.505.20.00.C Slewing Bearing Features and Advantages

Compact design: Compact structure, it can be installed in space-constrained environments, and has a wider range of applications.

High load capacity: It can withstand axial, radial and overturning moments at the same time, suitable for heavy-duty applications.

Superior precision: Maintain high precision during use and reduce errors in equipment operation.

High temperature and wear resistance: Made of high-temperature bearing steel, with good wear resistance and strength.

Application: Widely used in lifting machinery, engineering machinery, transportation machinery, mining machinery, metallurgical machinery, medical equipment, ships, warships, radar, wind power generation and other fields.

QIBR - SD.505.20.00.C Slewing Bearing Optimization

Grease replacement: Replace grease with other greases such as SFK, Mobil, Krupp, etc. to optimize the working performance and use conditions of the bearing.

Coating optimization: Provide other coatings such as zinc plating or nickel plating to enhance corrosion resistance and wear resistance and extend its service life in harsh environments.

Process optimization: Optimize the bearing production process, increase the bearing operating temperature range, and improve the bearing accuracy and stability.

More customization: QIBR can optimize the bearing structure design according to customers’ drawings or equipment requirements to meet equipment needs.

QIBR - SD.505.20.00.C Slewing support bearing quality control

Dimension measurement: Use a variety of professional high-precision instruments to measure multiple dimensions of the bearing, with the highest accuracy up to 0.01mm.

Rotation accuracy: Use a dial indicator to measure small flaws or deviations on the bearing surface, with a measurement accuracy of up to 0.01mm.

Hardness measurement: Use a Leeb hardness tester to measure the bearing surface hardness, with a measurement accuracy of ±6HLD.

Metallographic analysis: Use a professional metallographic microscope to analyze the internal metallographic structure of the metal.

Geometric tolerance: Use a roundness meter to measure the bearing geometry and relative position.

Noise monitoring: Use a vibration meter to monitor the vibration during operation and obtain noise data.

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