HB 4-1-2002 General specification for flared tube connection

HB 4-9-2002 Reducer,screwed-onto,flared tube HB 4-47-2002 Nut,compaction HB 4-50-2002 Gasket,compaction HB 4-69-2002 Cap,pressure seal,flared tube

GB/T 1527-1997 Drawn tube of copper and copper alloys GB/T 3191-1998 Extrusion rods and bars of aluminium and aluminium alloy GB/T 3194-1998 Wrought aluminium and aluminium alloy sheets and strips—Tolerances on forms and dimensions GB/T 4240-1993 Stainless steel wires GB/T 4436-1995 Wrought aluminium and aluminium alloy tubes—Dimensions and deviations GB 702-1986 Hot-rolled round and square steels—Dimension, shape, weight and tolerance GB/T 905-1994 Dimension, shape, weight and tolerance for cold-drawn round, square and hexagonal steels GJB 1951-1994 GJB 2053-1994 GJB 2294-1995 GJB 2295-1995 GJB 2296-1995 GJB 2351-1995 GJB 2379-1995 HB 4-2-2002 HB 4-31～43-2002 HB 4-48-2002 HB 4-52-2002 HB 5024-1989 Aviation steel forged parts HB 5033-1977 The selection principles and thickness series for coatings and chemical overlays HB 6077-1986 Die forgings' tolerance and machining allowance HB 6999-2002 QB/T 3625-1999 Polytetrafluoroethylene sheet YB/T 5032-1993 YB/T 681-1997 The specification for 20A thin-walled seamless steel tube used in aviation ducting