JB/T 7936-2010 Hindley worm reduction units

JB/T 7936-1999 Direct-running spiral bevel gear reducer

GB/T 1176-1987 Specification for cast copper alloys GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications 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 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 1958-2004 Geometrical product Specifications(GPS)—Geometrical tolerance—Verification prescription GB/T 228-2002 Metallic materials—Tensile testing at ambient temperature GB/T 3077-1999 Alloy structure steels GB/T 4879-1999 Rustproof packaging GB/T 4879-2016 Rustproof packaging GB/T 699-1999 Quality carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 9439-1988 Grey iron castings JB/T 1265-2002 25MW～200MW steam turbine rotor and main shaft forged parts technical specification JB/T 5000.12-1998 Heavy Machinery General Technical Specification for Painting JB/T 5000.12-2007 Heavy mechanical general techniques and standards-Part 12:Paint JB/T 5000.3-2007 Heavy Machinery General Technical Conditions Part 3: Welding Parts JB/T 5000.3-1998 Heavy Machinery General Technical Conditions - Welding Parts JB/T 5000.4-2007 Heavy Machinery General Technical Conditions Part 4: Cast Iron Components JB/T 5000.4-1998 Heavy Machinery General Technical Specification for Cast Iron Parts GB/T 191-2025 Graphical symbols marking for handling and storage of packages