GB/T 7782-2020 Metering pump

GB/T 7782-2008 Metering pump

GB/T 6003.1-2012 Test sieves—Technical requirements and testing—Part 1:Test sieves of metal wire cloth GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB 2536-1990 Transformer oils GB 2536-2011 Fluids for electrotechnical applications—Unused mineral insulating oils for transformers and switchgear GB/T 7784-2006 Test methods for power reciprocating pumps GB/T 7784-2018 Test methods for power reciprocating pump GB/T 7785-2013 Classification and vocabulary for reciprocating pump GB/T 9069-2008 Determination of sound power level for noise emitted by reciprocating pump—Engineering method GB/T 9877-2008 Hydraulic fluid power—Guide specifications for designing rotary shaft lip type seals GB/T 9877.1-1988 Rotary shaft lip seals—Design criteria for standard applications—Part 1:rubber covered rotary shaft lip seals GB/T 9877.2-1988 Rotary shaft lip seals—Design criteria for standard applications—Part 2:metal cased rotary shaft lip seals GB/T 9877.3-1988 Rotary shaft lip seals—Design criteria for standard applications—Part 3:assembled rotary shaft lip seals GB 11118.1-1994 Hydraulic fluids of mineral oil type and synthetic hydrocarbon type GB 11118.1-2011 Hydraulic fluids of L-HL、L-HM、L-HV、L-HS and L-HG type GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 13364-1992 Measurement of mechanical vibration for reciprocating pump GB/T 13364-2008 Measurement of mechanical vibration for reciprocating pump 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 6913-2008 Pump Product Cleanliness JB/T 6913-2008 SH/T 0094-1991 Screw worm gear oil JB/T 6913-1993 GB 2536-2025 Fluids for electrotechnical applications—Unused mineral insulating oils for transformers and switchgear