Safety devices for protection against excessive pressure -- Part 6: Application, selection and installation of bursting disc safety devices
适用范围:ISO 4126-6:2003 gives guidance on the application, selection and installation of bursting disc safety devices used to protect pressure equipment from excessive pressure and/or excessive vacuum.
发布日期:2003-12-01 实施日期:2003-12-01
实施日期:2009-05-01
发布日期:2002-11-19
Safety devices for protection against excessive pressure -- Part 4: Pilot operated safety valves
适用范围:ISO 4126-4:2013 specifies general requirements for pilot operated safety valves, irrespective of the fluid for which they are designed. In all cases, the operation is carried out by the fluid in the sy...
发布日期:2013-07-01 实施日期:2013-07-01
Fluidtechnik. Pneumatikwegeventile. Schaltzeitmessung Pneumatic Fluid Power-Directional Control Valves-Measurement of Shifting Time Transmissions pneumatiques. Distributeurs de commande directionnels. ...
适用范围:This International Standard — specifies test procedures for measuring the shifting times of electrically- or pneumatically-operated directional control valves and moving-part logic elements, — establ...
实施日期:2001-09-15
Industrial-process control valves Part 3-2: Dimensions - Face-to-face dimensions for rotary control valves except butterfly valves
实施日期:2002-03-01
Hydraulic fluid power--Valves--Testing method of directional control valves
适用范围:本标准适用于以液压油(液)为工作介质的方向控制阀的稳态性能和瞬态性能试验。 比例控制阀和电液伺服阀的试验方法标准另行规定。
发布日期:1987-07-12 实施日期:1988-06-30
Hydraulic fluid power. Electrically modulated hydraulic control valves. Part 1:Test methods for four-port directional flow-control valves second edition
发布日期:2009-09-30 实施日期:2009-10-01
实施日期:2009-10-01
Industrial-Process Control Valves. Part 3-1:Dimensions. Face-to-Face Dimensions for Flanged,Two-Way,Globe-Type,Straight Pattern and Centre-To-Face Dimensions for Flanged,Two-Way,Globe-Type,Angle Patter...
适用范围:This part of IEC 60534 specifies face-to-face (FTF) and centre-to-face (CTF) dimensions for given nominal sizes and pressure ratings of flanged, two-way, globe-type, straight pattern and angle pattern ...
实施日期:2001-01-01
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