JB/T 1691-1992 Valve Structural Elements Stem Head Dimensions JB/T1691-1992 Standard Download Decompression Password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T1691-1992
Valve Structural Elements
Published on December 25, 1992
Valve Stem Head Dimensions
Implemented on July 1, 1993
Published by the Ministry of Machinery and Electronics Industry of the People's Republic of China
Mechanical Industry Standard of the People's Republic of China
Valve Structural Elements
1 Subject Content and Scope of Application
Valve Stem Head Dimensions
This standard specifies the structural type and dimensions of the valve stem head. This standard applies to the connection of the valve handwheel (handle). 2 Type and Dimension
The structural type of the valve stem head is shown in the figure, and the dimensions are as specified in the table. Type A
C×45°
Approved by the Ministry of Machinery and Electronics Industry on December 25, 1992Cx45°
JB/T1691-1992
Replaced JB1691-75
Implemented on July 1, 1993
JB/T1691-1992
Additional Notes:
This standard was proposed and managed by the Hefei General Machinery Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Hefei General Machinery Research Institute of the Ministry of Machinery and Electronics Industry and the Beijing Valve Research Institute. The main drafters of this standard are Zhang Huayou, Hong Miancheng, Lu Peiwen, and Wang Jingxin. 2
People's Republic of China
Mechanical Industry Standard
Valve Structural Elements Valve Stem Head Dimensions
JB/T 16911992
Published and issued by the China Academy of Mechanical Science
Printed by the China Academy of Mechanical Science
(No. 2 Shouti South Road, Beijing
Postal Code 100044)wwW.bzxz.Net
Format 880×1230
Print Sheet 1/4
Word Count 4,000
First Edition in February 1993
First Printing in February 1993
Print Quantity 1500
Price 1.00 Yuan
Mechanical Industry Standard Service Network: http=//www.JB.ac.cn26119
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