GB/T 13277.1-2008: Translated English of Chinese Standard. (GBT 13277.1-2008, GB/T13277.1-2008, GBT13277.1-2008): Compressed air - Part 1: Contaminants and purity classes
This part of GB/T13277 specifies the purity classes of particles, moisture and trace oil in compressed air. This part also considers microorganisms and gaseous contaminants.
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Terms and definitions
Purity class of compressed air
accordance with ISO according to ISO applicable become carbon carried out according changes China class 1 set Class of oil Class of solid compressed air considered Contaminants and purity content ISO corresponding dioxide documents equipment user expressed filter gaseous contaminants GB/T higher than class important liquid oil liquid water class liquid water content means meanwhile methods for liquid methods for oil methods for solid methods for testing Note number of particles oil vapor organic microorganisms organic solvent content original Overview particle concentration Particle size performed in accordance phase pressure dew point provisions purity class Quality ratio references replace revised sample scope solid contaminants Solid particle class solid particles specified Not specified standard suspended oil Table temperature Test methods tested according tested in accordance testing is performed testing of humidity Testing parameters total oil content user or manufacturer vapor and organic water vapor