JB/T 2001.45-1999Water systems - Four-valve distributors (with servomotor) (PN 20 MPa, 31.5 MPa) (English PDF)
水系统 四阀分配器(带接力器)(PN=20、31.5MPa)
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
January 1, 1999
Implementation date
January 1, 1999
Scope
JB/T 2001.45-1999 is the English-translated version of 水系统 四阀分配器(带接力器)(PN=20、31.5MPa).
JB/T 2001.45-1999 is the Chinese machinery industry recommended standard for four-valve distributors fitted with a servomotor. It sets their types, dimensions and technical requirements for nominal pressures of 20 MPa and 31.5 MPa, where the distributor drives the reciprocating and auxiliary motion mechanisms of pump and accumulator driven equipment. Distributors for liquid-filled stroke cylinders fall outside its scope and are not covered here. The part quotes JB/T 2001.25-1999 and carries the J20 classification of the whole series. It supersedes JB 2048-1984. It was issued on 1 January 1999.
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Document preview — JB/T 2001.45-1999
National Standard of the People's Republic of China
- ICS
- 23.100
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
JB/T 2001.45-1999 cites the following standards, which apply in full or in part through the references made to them in its clauses.
JB/T 2001.25-1999
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
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Related Standards
JB/T 2001.25-1999 — Water systems - Distributing valve cores (PN 20 MPa, 31.5 MPa)
JB/T 2001.1-1999 — Water systems - Plunger glands - Types and dimensions (PN 31.5 MPa)
JB/T 2001.10-1999 — Water systems - Round attachment flanges - Types and dimensions (PN 20 MPa)
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JB/T 2001.45-1999
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