JB/T 2001.43-1999 Two-valve distributor for water system (PN=20, 31.5MPa)

JB/T 2001.43-1999 JB/T 2001.43-1999 Two-valve distributor for water system (PN=20, 31.5MPa) JB/T2001.43-1999 Standard download decompression password: www.bzxz.net

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Standard of the Machinery Industry of the People's Republic of China
JB/T 2001.1~2001.74—1999
Water system assembly and parts1999-06-28 Issued
National Bureau of Machinery Industry
2(-01-U1 Implementation
Standard of the Machinery Industry of the People's Republic of China
Water cable system
Two-valve distributor
Waler aystem--Trovabvedigtrlbutor( PN-20, 31.5 MPa ]
In the standard, the type, size and technical requirements of the two-way distribution frame are specified in JB/7:2001.43-1999
Reference 12046-8-1
Host: Standard for use with nominal pressure of 20, 31.5MPa, controlling hydraulic diverter and two-way distributor with single stable action 1 cylinder: 2 Reference standards
The provisions contained in the following standards are used as the reference text of this standard. When this standard is published, all versions are effective: All standards will be revised and the following new versions may be used: JB12001.25-1999 Water system bypass valve core (N-20, 31.5MP) 3·Type and size
31DV10mm type test and size 1 provisions: and weight table 13. 2 DN15mm type and size according to Figure 2 version of the number and weight and then the table 2.3.3DN25mm type and size 3 specifications: code and quality table, 3.4 This distributor can be assembled in two types. Approved by the State Machinery Industry Bureau on June 28, 1999 and implemented on January 1, 2001
JR/T2001.43—1999bzxZ.net
.[E/T 2003.43—1999
Every car
JBT2001.43-999
3B-T2001.43.1
JET209L.43.2
J: 2001 41.3
JB/T 20014J.4
IH12001.43 5
4 Technical requirements
JB/T 2001.43-1999
Distribution line: left type, DN10
Two-way distribution (right type) 11
Valve distribution type DN15
Two-network distribution line (left type, N25
4.1 Nominal pressure is 31.5MPa, test force 43MPa standard force 20MPa, test pressure J30MPa,
4.2 Assembly, inspection and test of distribution and adjustment core are not required by the technical requirements of JB/2001.25, s marking example
Nominal diameter 25mm East type two-way distributor two-network distributor 1 left type) N25JR/T2143 1999
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