Sodium-based lubricant test, oil material flashpoint test, valium oil density test
The oil tests are primarily for testing or analysing the physicochemical properties of the oil, and the quality tests of the samples allow an accurate determination of the conformity of the product. In the case of oil, for example, the various types of equipment used for oil are numerous, the quality of oil can be better guaranteed through testing and analysis, and it is important to reduce equipment accidents and avoid equipment failure. Wigand agency engineers can assess the quality of the oil based on quality indicators and performance of the oil, using advanced detection equipment to help enterprises effectively analyse the inherent quality and physicochemical performance of the oil. Reports provided by inspections can help to provide an understanding and understanding of the density, boiling point, viscosity, flash point, average molecular weight, sulphur content and critical physicogenic properties such as charcoal. Specialized third-party testing facilities providing cma, cnas testing reports。
Testing projects and their criteria:
Gb 15179-1994: appearance, drip point, work cone intake, steel net oils, evaporation, corrosion (t2 copper tablet, 24h), water rinsage, millability, corrosivity, extended work cone intake。
Gb/t 491-2008: appearance, work cone intake, drops, corrosive (t2 copper, room temperature, 24h), moisture, ash, steel net oils, extended work cone intake, water venom loss。
Gb 492-1989: drop point, cone entry (work, extension work), corrosive test, evaporation。
Gb/t 5671-1995: work cone intake, drop points, steel net oils, similar viscosity, free alkaline, corrosive (t2 copper chips, 100°c, 24h), evaporation (99°c, 22h), leakage (104°c, 6h), water rinsage (79°c, 1h), extended work cone intake, oxidation, corrosivity (52°c, 48h), impurity。
Gb/t 7323-2008: work cone intake, drops, corrosive (t2 copper, 100°c, 24h), evaporation, impurities, similar viscosity (-10°c, 10s-1), extended work cone intake (100,000 times), water shower loss (38°c, 1h), corrosivity (52°c, 48h), extreme pressure performance。
Gb/t 7324-2010: appearance, work cone intake, drip point, corrosive (t2 copper tablets, 100°c, 24h), evaporation, steel net oils, oxide (99°c, 100°c, 100h, 750 mpa) similar viscosity (-10°c, 10s-1), extended work cone intake, water rinsage (38°c, 1h), corrosive (52°c, 48h)。
Gb/t 7324-2010: appearance, calibration, drip point, corrosive (100°c, 3h, t2 copper tablets), pressure oils, evaporation, mechanical impurities, protective properties, long aroma, fog test, proliferation test。
Sh/t 0011-1990: appearance, drip point, 1/4 cone intake, corrosive (t2 copper tablet, 100°c, 24h), water resistant and water resistant-ethanol (1. 1) solubility, fuel resistant, membrane stability, storage。
Sh/t 0113-1992: appearance, work cone intake, drops, corrosive (cylinders containing 0. 4% - 0. 5% carbon, 100°c, 3h), impurities (acid decomposition), moisture, sulphur content, pressure fractions。
Sh/t 0368-1992: appearance, work cone intake, drip point, corrosive (40 or 50 steel, 59 brass, 100°c, 3h), free alkaline, free organic acid, impurities (acid decomposition), moisture, mineral oil viscosity (40°c)。
Sh/t 0369-1992: appearance, drops, corrosive (steel, 100°c, 3h), sex, moisture
Sh/t 0370-1995: work cone entry, drop point, steel net oils, corrosive (t2 copper tablet, 100°c, 24h), evaporation, water-refruit loss, extended work cone intake, oxidation surface hardening test。
Sh/t 0371-1992: appearance, drip point, work cone intake, protective properties, moisture, impurities (acid decomposition), soap content。
Sh/t 0373-1992: appearance, drop point, cone intake (25°c, 75°c), free organic acid, free alkaline, impurity (acid decomposition), corrosive (40 or 50 steel, 59 brass, constant temperature, 24h), moisture, sulphur oil content。
Sh/t 0375-1992: appearance, work cone intake, drops, corrosive (t3 copper tablet, 100°c, 3h), moisture, free alkalis, impurities (acid decomposition method), similar viscosity, funnel fraction oil, chemistry, impurities (microscope method)。
Sh/t 0376-1992: appearance, drip point, work cone entry, funnel oil, corrosive (steel, copper, aluminium, 100 °c, 3h), ash, moisture, free alkaline, impurities (acid decomposition)。
Sh/t 0378-1992: drop points, work cone intake, corrosion (t2 copper tablet, 100°c, 24h), steel net oils (100°c, 24h) evaporation (99°c, 22h) oxidation (99°c, 100h, 750 mpa), water rinsage (38°c, 1h), extended work cone intake (100,000), impurities (microscope method), similar viscosity, corrosivity。
Sh/t 0379-1992: appearance, drip point, work cone entry, corrosive (copper, steel, 100°c, 3h), impurities (acid decomposition), moisture, mineral oil kinety。
Scope of testing (part)
Branded lubricant, high temperature lubricant, molybdenum lubricant, bearing lubricant, gear lubricant, calcium lubricant, special lubricant, lubricant, industrial lubricant, etc。
Testing project (partial)
Dust, corrosive, rustic, mobile, physical, chemical, compositional, etc。
Testing standards (partial)
Gb/t 259-1988 aquatic soluble acid and alkaline determination of petroleum products
Gb/t 269-1991 lubricant and petroleum cone intake determination
Gb/t 392-1977 lubricose pressure sub-oil determination method
Gb/t 491 - 2008 calcium lubricants
Gb/t 492-1989 sodium-based lubricants
Business equipment noise detection, day and night noise limit test, wigand third-party noise test
