JB/T 2001.33-1999 Water system flange type one-way valve core (PN=20, 31.5MPa)

JB/T 2001.33-1999 JB/T 2001.33-1999 Water system flange type non-return valve core (PN=20, 31.5MPa) JB/T2001.33-1999 Standard download decompression password: www.bzxz.net

IC.s$ 23.110
Machinery Industry Standard 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
1 Scope
Machinery Industry Standard of the People's Republic of China
Water system
Flange type core ef chock valve( PN=20, 31.5 MPa ]
This standard specifies the type and size of flanged single-valve cores. 1R/T1001.33-1999wwW.bzxz.Net
I203-84
This standard applies to the type and size of flanged single-valve cores used in single-tank hydraulic press systems with a displacement pressure of 20, 31.5M
2.1 The type shall comply with the provisions of Figure 1,
2.2 The size shall comply with the provisions of Figure 1 and Table 1
1 Type 1: 2: 3-: 4: 50 type
-spring: 7-: 8-; drop: 11-) type is required
Approved by the State Machinery Industry Bureau on June 28, 1999 and implemented on January 1, 2001
H: 7001.33 32 | | tt | | B::2D1.33.2 | 33—1999
G×M2G
B× M3c
.Road X30
3.1 Public pressure 31.sMPa. Test pressure 42MPa. Nominal pressure 20MP, test pressure 30MPa
451121
0.04:10.9
(1.03;0.55,40.1
3.2 The zone liquid should be used with the body, Baole 10m, and the new things and the 11 places should not have seepage and pressure reduction phenomenon 4 Marking example
Nominal diameter 32m or more of the method difference to reach the one-way core: Lan type one-way state.PN52JB2001.33—199983
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.