GB/T 37533-2019 Marine swing cylinder radial piston hydraulic motor

GB/T 1095-2003 Square and rectangular keyways GB/T 1348-2009 Spheroidal graphite iron castings GB/T 3077-2015 Alloy structure steels GB/T 3478.2-2008 Straight cylindrical involute splines—Metric module,side fit—Part 2:30°pressure angle dimensions tables GB/T 14039-2002 Hydraulic fluid power—Fluids—Method for coding the level of contamination by solid particles GB/T 18254-2016 High-carbon chromium bearing steel CB 1146.8 CB 1146.12 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB 3452.1-1992 Fluid systems—Sealing devices—O-rings—Inside diameters, cross-sections, tolerances and size identification code GB/T 3452.1-2005 Fluid power systems—O-rings—Part 1:Inside diameters, cross-sections, tolerances and size identification code GB/T 3452.2-1987 Appearance quality acceptance criteria for rubber O-rings GB/T 3452.2-2007 Fluid power systems—O-rings—Part 2:Quality acceptance criteria GB/T 3452.3-2005 Housing dimensions for O-ring elastomer seals in hydraulic and pneumatic applications GB/T 7936-2012 Hydraulic fluid power—positive displacement pumps and motors—Determination of derived capacity GB/T 13306-1991 Plates GB/T 13306-2011 Plates GB/T 17248.3-1999 Acoustics—Noise emitted by machinery and equipment—Measurement of emission sound pressure levels at a work station and at other specified positions—Survey method in situ GB/T 17248.3-2018 Acoustics—Noise emitted by machinery and equipment—Determination of emission sound pressure levels at a work station and at other specified positions applying approximate environmental corrections GB/T 17446-1998 Fluid power systems and components—Vocabulary GB/T 17446-2012 Fluid power systems and components—Vocabulary GB/T 17446-2024 Fluid power systems and components—Vocabulary JB/T 7858-2006 Hydraulic component cleanliness evaluation method and hydraulic component cleanliness index JB/T 7858-1995 Hydraulic components cleanliness evaluation method and hydraulic components cleanliness index GB/T 191-2025 Graphical symbols marking for handling and storage of packages