JB/T 1308.12-1999 PN250a Locating ring types, dimensions and technical requirements
time:
1999-07-12 15:00:00
- JB/T 1308.12-1999
- in force
Standard ID:
JB/T 1308.12-1999
Standard Name:
PN250a Locating ring types, dimensions and technical requirements
Chinese Name:
PN250a 定位环型式、尺寸和技术条件
Standard category:
Machinery Industry Standard (JB)
-
Date of Release:
1999-07-12 -
Date of Implementation:
2000-01-01
Standard ICS number:
Fluid Systems and General Parts >> 23.060 ValvesChina Standard Classification Number:
Machinery>>General Parts>>J16 Valve
alternative situation:
JB 1319-1973
Focal point Organization:
National Valve Standardization Technical CommitteePublishing Department:
National Valve Standardization Technical Committee
Description (Translated English) / downloadSkip to download
Summary:
JB/T 1308.12-1999 This standard is a revision of JB 1319-73 "Pg (2500kgf/cm2) locating ring type, size and technical requirements". This standard specifies the type, size and technical requirements of locating rings for ultra-high pressure valves. This standard is applicable to locating rings for neutral media such as ethylene and polyethylene with a nominal pressure of 250MPa. This standard was first published on 2010-03-19. JB/T 1308.12-1999 PN250a locating ring type, size and technical requirements JB/T1308.12-1999 Standard download decompression password: www.bzxz.net
Standard contentSome standard content:
ICS23.060
Standard of the Machinery Industry of the People's Republic of China
JB/T1308.1~1308.21-1999
PN250MPa ultrahigh pressure valves and fittings
Technical conditions
Specifications for PN250MPa ultrahigh pressure valves and fittings
Published on 1999-07-12
National Bureau of Machinery Industry
Implementation on 2000-01-01
Standard of the Machinery Industry of the People's Republic of China
PN250MPa positioning rings
Type, dimensions and specificationsof PN250 MPa positioning ringsThis standard specifies the type, dimensions and technical requirements of positioning rings for ultrahigh pressure valves. This standard applies to positioning rings for neutral media such as ethylene and polyethylene with a nominal pressure of PN250MPa. 2 Reference standards
JB/T1308.12-1999
Replaces JB1319-73
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the version 4 shown is valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest version of the following standards. GB/T 700-1988
Carbon structural steel
JB/T1308.2-1999PN250MPaTechnical conditions for valves, pipe fittings and fastenersStructural types and dimensionsbzxZ.net
The type of locating ring shall be as specified in Figure 1.
3.2The dimensions of the locating ring shall be as specified in Table 1. Nominal diameter
National Machinery Industry Bureau 1999-07-12 Approved deviation
2000-01-01 Implementation
4 Technical requirements
JB/T1308.12—1999
4.1 Locating ring material A3, technical requirements in accordance with GB/T700. 4.2 Locating ring should be chemically treated to prevent atmospheric erosion. 4.3 Other technical requirements in accordance with JB/T1308.2. 5 Marking example
Locating ring with nominal diameter 20mm:
Locating ring DN20JB/T1308.12—1999
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
Standard of the Machinery Industry of the People's Republic of China
JB/T1308.1~1308.21-1999
PN250MPa ultrahigh pressure valves and fittings
Technical conditions
Specifications for PN250MPa ultrahigh pressure valves and fittings
Published on 1999-07-12
National Bureau of Machinery Industry
Implementation on 2000-01-01
Standard of the Machinery Industry of the People's Republic of China
PN250MPa positioning rings
Type, dimensions and specificationsof PN250 MPa positioning ringsThis standard specifies the type, dimensions and technical requirements of positioning rings for ultrahigh pressure valves. This standard applies to positioning rings for neutral media such as ethylene and polyethylene with a nominal pressure of PN250MPa. 2 Reference standards
JB/T1308.12-1999
Replaces JB1319-73
The provisions contained in the following standards constitute the provisions of this standard through reference in this standard. When this standard is published, the version 4 shown is valid. All standards will be revised, and parties using this standard should explore the possibility of using the latest version of the following standards. GB/T 700-1988
Carbon structural steel
JB/T1308.2-1999PN250MPaTechnical conditions for valves, pipe fittings and fastenersStructural types and dimensionsbzxZ.net
The type of locating ring shall be as specified in Figure 1.
3.2The dimensions of the locating ring shall be as specified in Table 1. Nominal diameter
National Machinery Industry Bureau 1999-07-12 Approved deviation
2000-01-01 Implementation
4 Technical requirements
JB/T1308.12—1999
4.1 Locating ring material A3, technical requirements in accordance with GB/T700. 4.2 Locating ring should be chemically treated to prevent atmospheric erosion. 4.3 Other technical requirements in accordance with JB/T1308.2. 5 Marking example
Locating ring with nominal diameter 20mm:
Locating ring DN20JB/T1308.12—1999
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.
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