JB/T 1308.7-1999
Type,dimensions and specifications of PN 250 MPa threaded collars (English Version)
- Standard No.
- JB/T 1308.7-1999
- Language
- Chinese, Available in English version
- Release Date
- 1999
- Published By
- Professional Standard - Machinery
- Status
- 2011-08
- Replace By
- JB/T 1308.7-2011
- Latest
- JB/T 1308.7-2011
- Scope
- This standard specifies the type, size and technical requirements of thread sleeves for ultra-high pressure valves. This standard is applicable to screw sleeves with neutral media such as ethylene and polyethylene with a nominal pressure of PN 250 MPa.
JB/T 1308.7-1999 history
- 2011 JB/T 1308.7-2011 PN 2500 ultrahigh pressure valves and fittings.Part 7:Threaded collars
- 1999 JB/T 1308.7-1999 Type,dimensions and specifications of PN 250 MPa threaded collars
