JB/T 2001.29-1999 Water system hydraulic gate valve core (PN=20, 31.5MPa)

JB/T 2001.29-1999 This standard is a revision of JB 2029-84 "Hydraulic gate valve core for hydraulic press (Pg=200×100000Pa)". This standard specifies the type, size and technical requirements of hydraulic gate valve core. This standard is applicable to hydraulic gate valve cores with nominal pressure of 20 and 31.5MPa. This standard was first issued on January 1, 1984. JB/T 2001.29-1999 Hydraulic gate valve core for water system (PN=20, 31.5MPa) JB/T2001.29-1999 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
State Machinery Industry Bureau
2(-01-U1 Implementation
Standard of the Machinery Industry of the People's Republic of China
Water system hydraulic shat-orf valve core
Water system hydraulic shat-orf valve core[ PN=20, 31.5 MPa]
This standard specifies the dynamic type, size and modification requirements of hydraulic cores. This standard applies to the following hydraulic front valves with nominal pressure of 20, 31.3MPa. 2 types and sizes
2.1 Type I shall comply with the provisions of Figure:
JR/T200E.29—1999
■: 2,, 4: 5:,?
8 one or: 9-V-shaped empty period: 1 0 net: 10 shape: 12 shape lake: 13: 14 state cup: 15 · mining: [50 Xing sealed lake
Approved by the State Machinery Industry Bureau on 1999.06.28 and implemented on 2000-01-01
2.2 The size should comply with the regulations of the current net 1, Table 1, EN
JH/T209L.29.1
1B2191.24.1
JB-T 2001.2.2
J1T 20ot.23.4
1B-200.29:
ET 2001.25.1
J3/1200129.2
Jh1 2k:1 29.5
:B/T 2&X1.19.5
JB/T2301.29.6
3 technical requirements
JR/T20n1.291999
6 ×.142 ×3
8xM123
1( xM42 x
10 ×M48 × 3
10M6<4
8×M64×+
3.1 Nominal force 31.5MPa, test force 42MPa: nominal 20Pa, test force 30Mu3.2 Test K body production working body: or, coal 1nmn, each density is correct 1! Experience stone leakage phenomenon 3.3 force to prevent opening impact, in the design of the original feeling set labor pass test, 4 marking example
Nominal diameter 8m hydraulic gate valve:
I NJB2001.29..1999
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