Standard No.:	JB 9975-1999
English Name:	Automatic Upsetting Forging Press, Automatic Trimming Machine, Automatic Thread Rolling Machine, Automatic Bending Machine Noise Limits
Chinese Name:	自动镦锻机、自动切边机、自动搓丝机、自动弯曲机 噪声限值
Chinese Classification:	J62    Metal forming machinery
Professional Classification:	JB    Professional Standard - Machinery
ICS Classification:	25.120.01 25.120.01    Chipless working equipment in general 25.120.01
Issued by:	国家机械工业局
Issued on:	1999-05-14
Implemented on:	2000-1-1
Status:	valid
Superseding:	ZB J62006.9-1988
Language:	English
File Format:	PDF
Word Count:	3500 words
Price(USD):	100.0
Delivery:	via email in 1~3 business day

JB 9975-1999 本标准是对 ZB J62 006.9-88《锻压机械噪声限值 自动镦锻机、自动切边机、自动搓丝机、自动弯曲机噪声限值》的修订。 本标准规定了自动镦锻机、自动切边机、自动搓丝机、自动弯曲机的声功率级和声压级的噪声限值。 本标准适用于自动镦锻机、自动切边机、自动搓丝机和自动弯曲机。 本标准于 1988 年 4 月首次发布。