ASTM D1743-21 Standard Test for Determination of Anti-Corrosion Properties of Lubricating Greases

ASTM D1743-21 Standard Test for Determination of Anti-Corrosion Properties of Lubricating Greases

The ASTM D1743-21 standard, developed by the American Society for Testing and Materials (ASTM), defines a test method for determining the anti-corrosion properties of greases using grease-lubricated tapered roller bearings stored in wet conditions.

ASTM D1743-21 Standard Test for Determination of Anti-Corrosion Properties of Lubricating Greases

Wherever there is friction in a mechanical system, wear and corrosion sometimes hinder the manufacturing process and damage machinery. This problem can only be solved with high-quality lubricating greases. Because optimum grease lubrication helps ensure continuity of production and keeps machines in good condition. These types of greases are excellent solutions for mechanical friction and provide effective and permanent protection against wear, corrosion and external risks.

Industrial lubricating greases are effective in reducing mechanical friction and wear in industrial applications. From a purely chemical point of view, these are such mixtures:

  • About 75 percent lubricating oil
  • About 15 percent thickener
  • Additives up to 10 percent

Lubricating greases are the ideal choice if long-term protection of friction points is desired. In addition to excellent lubrication, they provide effective protection against external factors such as water spray, moisture and pollutants depending on operating conditions.

Whether grease or oil lubrication is the better choice for industrial applications depends on the requirements. The right lubricant can meet any challenge. In any case, the important thing is the design of the machine and the way it works. One advantage of grease lubrication over oil lubrication is that the lubricant is consistent and therefore stays at the friction point longer.

The main advantages of grease lubrication are:

  • Simpler design in terms of sealing
  • Long service life with reduced maintenance effort
  • Usually lifetime lubrication
  • lower consumption
  • Improved sealing

Lubrication with appropriate grease is indispensable for bearings to operate reliably and achieve their service life.

For the purposes of correct application of this standard, corrosion is the loss of properties of a material through chemical or electrochemical reactions between the material and its surroundings, such as a metal.

Among the numerous test, measurement, analysis and evaluation studies it provides for businesses in various sectors, our organization also provides standard testing services for the determination of anti-corrosion properties of lubricating greases within the scope of ASTM D1743-21 standard, with its trained and expert staff and advanced technological equipment.

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