JB/T 2001.34-1999 Water system check valve (PN=31.5MPa)

JB/T 2001.34-1999 JB/T 2001.34-1999 Water system check valve (PN=31.5MPa) JB/T2001.34-1999 Standard download decompression password: www.bzxz.net

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Machinery Industry Standard of the People's Republic of China
JB/T 2001.1~2001.74—1999bzxz.net
Water system assembly and parts1999-06-28 Issued
State Machinery Industry Bureau
2(-01-U1 Implementation
1 Scope
Machinery Industry Standard of the People's Republic of China
Water system check valve
Water sygtem--Check valve
f PN=3]5 MPa]
The standard defines the requirements for the type and installation technology of the single-closable valve, and is not applicable to the single-use single-valve valve in the filtration pressure channel with a nominal pressure of 3"SMP. 2 Reference standards
J8/T 2001.34—1999
Date 2034：84
The clauses included in the above mark constitute the clauses of this standard through the use of this version of the standard. The sub-standard additions and sub-standards are consistent with the time of publication. All standard interpretations are subject to revision. The parties using this standard shall use the latest version of the standard. JB/T2001.33-1999 Water System Lantern-type Single Valve Plug (P20, 3 1.5MPa) 3. Type and size
3.1N32-50m! Type and size according to the provisions of double:, Table 1. 3.27N65-100Im type = size according to Figure 2, Table 1 1-flange type single space: 2-tooth body, 3-way compensation flange diagram
Approved by the State Administration of Machinery Industry on June 28, 1999
Implementation on January 1, 2000
J:1 20C1.24.1 32
JB:I 20CI.34.2 :40
JB-T 2K!1.31.3
I1 211 34.4
1T 2u01.34.5
JB/T 2n01.34.n
4Technical requirements
6 ×12
127 ×22
152 ×25
JB/2001.34—999
[Method for gas flow: -Read permission, -Attached to the figure 2
4.1 Nominal force 31.5MPa, test pressure 42MPa110
Love forbidden scale
4,2 The simple method and the network standard are used together or pressed to check the body's degree and performance. The test method is shown in T2,33's technical requirements, 5 marking example
Nominal diameter 32mm drain valve:
Hydraulic gate valve DV123B/T2001.34—199952
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