This standard specifies the structural length of forged high-pressure valves with flange connection, external thread connection, wafer connection and welding connection. This standard is applicable to angle stop valves, balanced angle stop valves, throttle valves, wafer check valves and wafer ball valves with nominal pressure pN16.0~32.0MPa and nominal diameter DN3~200mm. JB/T 2766-1992 PN16.0～32.0MPa Forged high-pressure valve structural length JB/T2766-1992 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB276692
PN16.0-32.0MPa Forged High-Pressure Valve
Structural Length
1992-07-20 Issued
Implementation of the Ministry of Machinery and Electronics Industry of the People's Republic of China on 1993-01-01
Mechanical Industry Standard of the People's Republic of China
PN16.032.0MPa Forged High-Pressure Valve
Structural Length
Subject Content and Scope of Application
JB 2766-92
JB2766-79
This standard specifies the structural length of flange connection, external explosion connection, wafer connection and welding connection of the valve. This standard is applicable to angle type check valves with nominal positive force Px16.0~32.0MP and nominal load 8~20mm. The dimensions and specifications of angle type stop valves, throttling valves, wafer type check valves and ball check valves are as follows: 2.1 External thread angle type stop valves. Throttling valves are shown in Figure E), flange connection angle type stop valves, flowmeters (see Figure 2) and auxiliary stop valves. Flow diagram 9), the length of the station structure is in accordance with the provisions of Table 1. Approved by the Ministry of Electronics Industry on July 20, 1992. Implementation on January 1, 1993. Public diameter JB276692. Nominal diameter 18.0, 22.0. 25.0.32.0. Standard specification 2. Cold and cold. Benefits of use -60. 22.0
Knot length
2.3 The structural length of the clamp-type lifting check valve 5) shall be in accordance with the provisions of Table 3 2
J3276692
35.1. 32.0
2.4 For point speed actual price and wide Kang network (state average station length change table 4 of the current research LWww.bzxZ.net
16.n. 32 n. 25.
series 2
nominal diameter
station end length from the limit deviation is soil 2m-
attached average description
JB2766-92
nominal pressure
16.0, 22.0
structure length seat
This standard is not from the Ministry of Machinery and Electronics Industry Hefei General Machinery Research Institute proposed well women. This standard is from the Ministry of Machinery and Electronics Industry Hefei General Machinery Research Institute negative spot from Zhuo this plate brick mainly from the school Huang Minglin, the main courtyard Jun 4
25.0, a2.0
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