JB/T 2001.7-1999 Types and dimensions of square flanges for water systems (PN=31.5MPa)
Basic Information
Standard ID:
JB/T 2001.7-1999
Standard Name: Types and dimensions of square flanges for water systems (PN=31.5MPa)
Chinese Name:
水系统 方附接法兰 型式与尺寸(PN=31.5MPa)
Standard category:Machinery Industry Standard (JB)
state:in force
Date of Release1999-06-28
Date of Implementation:2000-01-01
standard classification number
Standard ICS number:Fluid systems and general parts >> 23.100 Fluid power systems
Standard Classification Number:Machinery>>General Parts>>J20 Hydraulic and Pneumatic Devices
Publication information
other information
Focal point unit:Metallurgical Equipment Standardization Technical Committee
Publishing department:Metallurgical Equipment Standardization Technical Committee
Introduction to standards:
JB/T 2001.7-1999 This standard is a revision of JB 2007-84 "Hydraulic press square attachment flange type and size (Pg = 315 × 100000Pa)". This standard specifies the type and size of square attachment flanges. This standard is applicable to hydraulic systems with a nominal pressure of 31.5MPa. This standard was first issued on January 1, 1984. JB/T 2001.7-1999 Water system square attachment flange type and size (PN = 31.5MPa) JB/T2001.7-1999 standard download decompression password: www.bzxz.net
Some standard content:
IC.s$ 23.110
Machinery Industry Standard of the People's Republic of Chinabzxz.net
JB/T 2001.1~2001.74—1999
Water system assembly and parts1999-06-28 Issued
National Machinery Industry Bureau
2(-01-U1 Implementation
Machinery Industry Standard of the People's Republic of China
Water system square attached flange
Type and size
Water system Scuare attached flange-TypeHadgie
PN-31.5 MPa J
In the standard, the egg type and size of the attached flange are widely studied. This standard is applicable to the nominal ratio 31SMPa energy fluid system, 2 reference standards
JB/T 2001.7—1999
Generation Group B20U784
The following standards contain clauses that constitute the clauses of this standard through reference in the card standard. The versions shown are valid when this standard is published. All standards are subject to revision. Parties using this standard should explore the possibility of using the following new version. JBT2001.51999 Types and sizes of copper gaskets for flanges in water systems Types and sizes
3.1 The type shall comply with the provisions of Figure 1
1 Screw: 2—nut, 3—flange, 4—connection, 5—copper gasket 3.2 The size shall comply with the provisions of Table 1. 3. The current definition of 5 (copper gasket) connection in Figure 2001.5: Approved by the State Machinery Industry Bureau on June 28, 1999
Implemented on January 1, 2000
JB/2001.5 -199%
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