HG/T 20570.2-1995 Safety valve settings and selection HG/T20570.2-1995 standard download decompression password: www.bzxz.net

HG/T 20570.1-1995 Determination of design pressure and design temperature of equipment and piping systems HG/T20570.1-1995 Standar

This standard applies to the design, manufacture, inspection and acceptance of mechanical stirring equipment in chemical, petroche

This regulation is applicable to the design of new or expanded projects of solid material yards and warehouses for storage and tra

This technical condition applies to the manufacture, assembly, testing and acceptance of hot oil furnaces. If the design has speci

HG/T 20566-1994 Chemical Rotary Kiln Design Specifications HG/T20566-1994 Standard download decompression password: www.bzxz.net

HG/T 20565-1994 Calculation rules for railway loading and unloading lines, loading and unloading spaces and storage lines within c

HG/T 20564-1994 Regulations for the calculation of the number of transport and loading and unloading personnel in chemical enterpr