GB/T 11799-2008 Marine explosion-proof type centrifugal fans

GB 11799-1989 Marine explosion-proof type centrifugal fans

GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications GB 3836.1-2000 Electrical apparatus for explosive gas atmospheres—Part 1:General requirements GB 3836.2-2000 Electrical apparatus for explosive gas atmospheres—Part 2:Flameproof enclosure “d” GB 8923-1988 GB/T 16301-2008 Measurement and evaluation of vibration severity for marine engine-room auxiliaries CB 1146.1-1996 CB 1146.6-1996 CB 1146.8-1996 CB 1146.9-1996 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1236-2000 Industrial fans—Performance testing using standardized airways GB/T 1236-2017 Industrial fan—Performance testing using standardized airways GB/T 2888-1991 Methods of noise measurement for fans, blowers compressors and Roots blowers GB/T 2888-2008 Methods of noise measurement for fans blowers compressors and Roots blowers GB/T 3235-1999 Basic types sizes parameters and characteristics of fans GB/T 3235-2008 Basic types sizes parameters and characteristies curve of fans GB/T 5330-2003 Industrial woven metal wire cloth (square opening series) GB/T 5330.1-2000 Industrial wire screens and woven wire cloth—Guide to the choice of aperture size and wire diameter combinations—Part 1:Generalities GB/T 5330.1-2012 Industrial wire screens and woven wire cloth—Guide to the choice of aperture size and wire diameter combinations—Part 1:Generalities GB/T 9438-1999 Aluminium alloy castings GB/T 9438-2013 Aluminum alloy castings GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 13384-1992 General specifications for packagings of mechanical and electrical products GB/T 13384-2008 General specifications for packing of mechanical and electrical product JB/T 6445-2017 Fan impeller speed test above rated speed JB/T 6445-2005 Industrial blower impeller overspeed test JB/T 6886-2010 Fan Painting Technical Conditions JB/T 9101-2014 Fan rotor balancing JB/T 10214-2014 Ventilator and riveting parts technical specification JB/T 6886-1993 Fan painting technical specification JB/T 6886-1993 JB/T 9101-1999 Fan rotor balancing JB/T 10214-2000 JBT 10214-2000 Ventilator - Molder welding parts technical specification JB/T 6445-1992 Fan impeller speed test GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 5330-2025 Industrial woven metal wire cloth(square opening series)