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Original standard number GB 9845-88 HG/T 3109-1988 Steel mechanical stirring vessel types and main parameters HG/T3109-1988 Standa
HG/T 3108-1998 Chilled Cast Iron Roller HG/T3108-1998 Standard download decompression password: www.bzxz.net
Original standard number GB 8598-88 HG/T 3106-1988 Inner tube vulcanizing machine HG/T3106-1988 Standard download decompression pa
Original standard number GB 7992-87 HG/T 3105-1987 Preparation of steel plate glass-lined test pieces HG/T3105-1987 Standard downl
HG/T 3096-2001 Water Gate Rubber Seal HG/T3096-2001 Standard Download Decompression Password: www.bzxz.net
HG/T 3091-2000 Rubber seals for water supply, drainage and sewage pipes. Specification for interface sealing ring materials. HG/T3
HG/T 3089-2001 O-type rubber sealing ring materials for fuel HG/T3089-2001 Standard download decompression password: www.bzxz.net
This standard specifies the requirements, sampling, test methods, marking, packaging, transportation and storage of rubber seals f