HB 900-2000 Aircraft manufacturing test equipment parts and component technical specifications

GB/T 145-2001 Center holes GB/T 196-2003 General purpose metric screw threads—Basic dimensions GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB/T 3-1997 Run-outs，undercuts and chamfers forgeneral purpose metric screw threads GB/T 5796.1-1986 Metric trapezoidal screw threads—Profile GB/T 5796.1-2005 Trapezoidal screw threads—Part 1:Profiles GB/T 5796.1-2022 Trapezoidal screw threads—Part 1:Profiles GB/T 5796.3-1986 Metric trapezoidal screw threads—Basic dimensions GB/T 5796.3-2005 Trapezoidal screw threads—Part 3:Basic dimensions GB/T 5796.3-2022 Trapezoidal screw threads—Part 3:Basic dimensions GB/T 5796.4-1986 Metric trapezoidal screw threads—Tolerances GB/T 5796.4-2005 Trapezoidal screw threads—Part 4:Tolerances GB/T 5796.4-2022 Trapezoidal screw threads—Part 4:Tolerances GB/T 6403.3-1986 Knurl GB/T 6403.3-2008 Knurl GB/T 6403.5-1986 Relief grooves for grinding wheels GB/T 6403.5-2008 Relief grooves for grinding wheels GB/T 9439-1988 Grey iron castings GB/T 9439-2010 Grey iron castings GB/T 9439-2023 Grey iron castings GB/T 985-1988 Basic forms and sizes of weld grooves for gas welding manual arc welding and gas-Shielded arc welding GB/T 985.1-2008 Recommended joint preparation for gas welding,manual metal arc welding,gas-shield arc welding and beam welding GB/T 985.2-2008 Recommended joint preparation for submerged arc welding GB/T 985.3-2008 Recommended joint preparation for gas-shield arc welding on aluminium and its alloys GB/T 985.4-2008 Recommended joint preparation for welding on clad steels HB 0-65 HB 0-84 HB 3461-1992 Aircraft ground support equipment manufacturing general technical requirements HB 4-53 HB 5034 HB 5135-1979 Quality inspection of welded joint between structural steel and stainless steel HB 5135-2000 The quality inspection of the welding joint of structural steel and stainless steel HB 5522-1980 Dimensional Tolerances for Molded Rubber Products (Trial Implementation) HB 5800-1999 General tolerance HB 6103-2004 Dimensional tolerances and machining allowances of castings HB 6767-1993 Technical specification for cylindrical spring with steel wire for compression and tension springs HG 6-409 HB 5024-1989 Aviation steel forged parts HB 5024-1977 Structural steel, stainless steel, and heat-resistant steel forged parts HB 5800-1982 General tolerance HB 5888-1985 Aircraft auxiliary equipment product font and symbols HB 5888-2008 Lettering and symbols for production of aerial assistant HB 6077-1986 Die forgings' tolerance and machining allowance HB 6077-2008 Tolerances and machining allowances of die forgings HB 962-1982 Casting Aluminum Alloy Technical Standards GB/T 196-2025 General purpose metric screw threads—Basic dimensions GB/Z 145-2025 Course development guide for education about standardization—Logistics standardization