HG/T 2730-1995 Magnetic force-driven centrifugal chemical process pump

HG/T 2730-2012 Magnetic-force-driven centrifugal chemical process pump

GB/T 1031-1995 Surface roughness parameters and their values GB/T 1031-2009 Geometrical Product Specifications (GPS)—Surface texture:Profile method—Surface roughness parameters and their values GB 10889 GB 10890 GB/T 11352-1989 Carbon steel castings for general engineering purposes GB/T 11352-2009 Carbon steel castings for general engineering purpose GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 1348-1988 Spheroidal graphite iron castings GB/T 1348-2009 Spheroidal graphite iron castings GB/T 1348-2019 Spheroidal graphite iron castings GB/T 1804-2000 General tolerances for linear and angular dimensions without individual tolerance indications GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB/T 2100-2002 Corrosion-resistant steel castings for general applications GB/T 2100-2017 Corrosion-resistanst steel castings for general applications GB 2555 GB/T 3216-2005 Rotodynamic pumps—Hydraulic performance acceptance tests—Grades 1 and 2 GB/T 3216-2016 Rotodynamic pumps—Hydraulic performance acceptance tests—Grades 1,2 and 3 GB/T 3217-1992 Methods of test of the magnetic properties of permanent magnetic (magnetically hard) materials GB/T 3217-2013 Permanent magnet(magnetically hard)materials—Methods of measurement of magnetic properties GB 38 GB/T 4180-2000 Permanent magnetic material of rare earth cobalt GB/T 4180-2012 Permanent magnetic material of rare earth cobalt GB/T 4879-1999 Rustproof packaging GB/T 4879-2016 Rustproof packaging GB 61 GB/T 6414-1999 Castings—System of dimensional tolerances and machining allowances GB/T 6414-2017 Castings—Dimensional tolerances and geometrical tolerances and machining allowances GB/T 699-1999 Quality carbon structural steels GB/T 699-2015 Quality carbon structure steels GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB 7136 GB/T 8491-1987 Corrosion resistant high silicon iron castings GB/T 8491-2009 Corrosion resistant high silicon iron castings GB/T 9239.1-2006 Mechanical vibration—Balance quality requirements for rotors in a constant(rigid)state—Part 1:Specification and verification of balance tolerances GB/T 9239.2-2006 Mechanical vibration—Balance quality requirements for rotors in a constant(rigid) state—Part 2:Balance errors GB/T 9239.2-2025 Mechanical vibration—Rotor balancing—Part 2:Vocabulary GB/T 9239.11-2025 Mechanical vibration—Rotor balancing—Part 11:Procedures and tolerances for rotors with rigid behaviour GB/T 9239.12-2021 Mechanical vibration—Rotor balancing—Part 12:Procedures and tolerances for rotors with flexible behaviour GB/T 9239.13-2023 Mechanical vibration—Rotor balancing—Part 13:Criteria and safeguards for the in-situ balancing of medium and large rotors GB/T 9239.14-2017 Mechanical vibration—Rotor balancing—Part 14:Procedures for assessing balance errors GB/T 9239.21-2019 Mechanical vibration—Rotor balancing—Part 21:Description and evaluation of balancing machines GB/T 9239.23-2022 Mechanical vibration—Rotor balancing—Part 23:Enclosures and other protective measures for the measuring station of balancing machines GB/T 9239.31-2023 Mechanical vibration—Rotor balancing—Part 31:Susceptibility and sensitivity of machines to unbalance GB/T 9239.32-2017 Mechanical vibration—Rotor balancing—Part 32:Shaft and fitment key convention GB/T 9439-1988 Grey iron castings GB/T 9439-2010 Grey iron castings GB/T 9439-2023 Grey iron 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 GB/T 13560-2000 Materials for sintered neodymium iron boron permanent magnets GB/T 13560-2009 Materials for sintered neodymium iron boron permanent magnets GB/T 13560-2017 Sintered neodymium iron boron permanent magnets GB/T 6880.1 GB/T 6880.2 HG 2-531 JB/T 4279.1-2008 Testing Equipment Verification Methods for Enamelled Winding Wire Test Equipment - Part 1: General Principles JB/T 4279.1-1994 Test equipment verification methods for enamelled wire winding test equipment general rules JB/T 4279.2-2008 Testing equipment calibration methods for enamelled winding wire - Part 2: DC resistance testing devices JB/T 4279.3-2008 Testing equipment verification methods for enameled wire testers - Part 3: Extension tester JB/T 4279.3-1994 Painted winding wire test equipment verification method - Extension test instrument JB/T 4279.4-2008 Painted winding wire test equipment verification method - Part 4: Rebound angle tester JB/T 4279.4-1994 Painted coil winding wire test equipment verification method Rebound angle tester JB/T 4279.5-2008 Test equipment for inspections of enamelled copper wire test methods Part 5: Rapid pulling and breaking tester JB/T 4279.5-2008 JB/T 4279.5-1994 Testing Instrument and Equipment Verification Method for Enameled Wire Winding. Emergency Pull-Off Testing Instrument JB/T 4279.6-2008 The test equipment calibration methods for enamelled wire windings - Part 6: Peel testing instrument JB/T 4279.6-1994 Testing equipment calibration methods for paint-wrapped winding wires - Pull-off tester JB/T 4279.7-2008 Specification for the Verification of Test Instruments and Equipment for Enameled Wire Winding. Part 7: Electric Heating Forced Ventilation Test Box JB/T 4279.7-1994 Testing equipment for enameled wire and methods for verification of testing equipment - Exposure to electric heat and forced ventilation test chamber JB/T 4279.8-2008 Painted winding wire test equipment verification method - Part 8: Softening and breakdown tester JB/T 4279.8-1994 Calibration Methods for Test Instruments and Equipment for Enameled Winding Wires - Softening and Breakdown Test Instrument JB/T 4279.9-2008 Test equipment verification method for enameled wire winding test equipment - Part 9: Unidirectional stripping tester for enamel JB/T 4279.9-1994 The calibration method for testing instruments and equipment for enameled wire is a unidirectional scraping test instrument JB/T 4279.10-2008 Painted winding wire test equipment verification method - Part 10: Resistance to solvent test instrument JB/T 4279.10-1994 Testing equipment calibration methods for enameled wire windings JB/T 4279.11-2008 The testing equipment for enamelled windings wire verification method Part 11: Breakdown voltage tester JB/T 4279.11-1994 Painted wire assembly line test equipment calibration method - breakdown voltage tester JB/T 4279.12-2008 Test equipment for inspections of enamelled wire according to JB/T 4279.12-2008 - Part 12: Low-voltage continuous enamelling tester JB/T 4279.12-1994 Low-voltage Paint Film Continuity Tester for Painting Line Assembly Test Equipment Verification Method JB/T 4279.13-2008 Test equipment for inspections of enamelled wire sets - Part 13: High-voltage continuity tester for enamelled wire sets. JB/T 4279.13-2008 JB/T 4279.13-1994 Testing Instruments and Equipment for Enameled Wire. Verification Method for High-Voltage Enamel Coating Continuity Testing Instrument JB/T 4279.14-2008 Painted winding wire test equipment verification method - Part 14: Tinning test instrument validation method. (Note: This is a translation of the Chinese text provided.) JB/T 4279.15-2008 Test equipment verification method for enameled wire winding test equipment - Part 15: Repeating stripping test instrument JB/T 4279.16-2008 The verification method for testing equipment for enameled wire is Part 16: Static friction coefficient tester JB/T 4279.17-2008 Test equipment verification method for enameled wire test instruments - Part 17: Dynamic friction coefficient tester JB/T 4279.18-2008 Test equipment verification method for enameled wire test instruments - Part 18: Refrigerant resistance test equipment SJ 258 ZB G33 003 ZB G94 002 ZB J71 011