Standard No.:	JB/T 2205-2013
English Name:	Reducing Pressure Valve - Face-to-face Dimensions
Chinese Name:	减压阀 结构长度
Professional Classification:	JB    Professional Standard - Machinery
Source Content Issued by:	MIIT
Issued on:	2013-4-25
Implemented on:	2013-9-1
Status:	superseded
Superseded by:	JB/T 2205-2025 Pressure reducing valve - Face-to-face dimensions
Superseding:	JB/T 2205-2000 Reducing pressure valve - Face-to-face dimensions
Target Language:	English
File Format:	PDF
Word Count:	1000 words
Translation Price(USD):	144.0
Delivery:	via email in 1 business day

1 Scope This standard specifies the face-to-face dimensions of flanged metal reducing pressure valves. This standard is applicable to flanged reducing pressure valves used for industrial pipelines, with the nominal pressure of PN10~PN160, the nominal dimension of DN15~DN500 and the operating temperature no greater than 425℃. This standard may be referred to for the face-to-face dimensions of the reducing pressure valves connected by other forms. 2 Normative References The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document. GB/T 21465-2008 Terminology for Valves

Foreword i 1 Scope 2 Normative References 3 Terminologies 4 Dimensions and Limit Deviations Figure 1 Structural Style of Reducing Pressure Valve Table 1 Face-to-face Dimensions Table 2 Limit Deviations of Face-to-face Dimensions