Normy DIN - Německé národní normy - strana 2728

Testing of lubricants - Testing in the four-ball tester - Part 3: Determination of wearing characteristics of liquid lubricants.

Norma vydaná dňa 1.3.2015

Testing of lubricants - Testing in the four-ball tester - Part 4: Determination of welding load of consistent lubricants.

Norma vydaná dňa 1.3.2015

Testing of lubricants - Testing in the four-ball tester - Part 5: Determination of wearing characteristics for consistent lubricants.

Norma vydaná dňa 1.3.2015

Testing of lubricants - Testing in the Shell four-ball tester - Part 6: Determination of shear stability of lubricating oils containing polymers.

Norma vydaná dňa 1.8.1996

Testing of lubricants - Determination of floc point of refrigerator oils by pressure tube method.

Norma vydaná dňa 1.8.2007

Testing of lubricants - Determination of ageing characteristics of lubricating oils - Part 2: Conradson carbon residue after ageing by passage of air in the presence of iron(III)oxide.

Norma vydaná dňa 1.4.2021

Testing of insulating oils - Detection of corrosive sulfur - Silver strip test.

Norma vydaná dňa 1.6.2021

Testing of lubricants - Testing of anticorrosion oils for internal combustion engines with respect to corrosion preventing properties - Seawater immersion test.

Norma vydaná dňa 1.2.2010

Acoustics - Determination of sound power radiated into a duct by fans and other air-moving devices - In-duct method.
(Akustika - Určování hladin akustického výkonu vyzařovaného do potrubí ventilátory a jinými zařízeními s prouděním vzduchu - Metoda měření v potrubí.)

Norma vydaná dňa 1.11.2009

Soft-head hammers - Technical specifications.

Norma vydaná dňa 1.2.2012