This standard specifies the type, basic parameters, dimensions, technical requirements and relevant use regulations of normal pressure stainless steel manholes. This standard is applicable to normal pressure manholes with a non-impact working pressure of less than or equal to 0.07MPa and a working temperature of 0 to 100°C. HG 21595-1999 Normal Pressure Stainless Steel Manhole HG21595-1999 Standard download decompression password: www.bzxz.net

HG21595
Subject content and scope of application
This standard specifies the type, basic parameters, dimensions, technical requirements and relevant use regulations of normal pressure stainless steel manholes.
This standard is applicable to normal pressure manholes with a non-impact working pressure of less than or equal to 0.07MPa and a working temperature of 100℃~100℃.
GB5781
3G 21594
Reference standard
Full thread--C grade》
"Hexagonal head bolts---& Hexagonal head nuts---C grade"
"Classification and technical conditions of stainless steel manholes" type, basic parameters and dimensions
Standard number.
GB 5781
See data sheet
Required data sheet,
Note: The material of the gasket is allowed to change, but it should be indicated in the container assembly drawing. Working height Nominal pressure of non-shock working pressure gauge under working height
(mmawxs
Working temperature (℃)
Stainless steel
Stainless steelwww.bzxz.net
Stainless steel
Rubber sheet
Q235-A·F
Maximum non-shock working pressure (MPa)
Inch (mm)
Value Diameter×Length
Mass (kg)
1250M16×50 203.8637.312
48041416570j5a5160
0300M16×50203.8644.349
530×4141060585160
600530×16±2720|68518092300M16×55244.545570 Note: Manhole height HII sister has special requirements and can be changed, but the change should be indicated, and the back H Size, and can change the rust plate and total mass of the manhole.
Technical requirements
Technical requirements according to HG21594-1999 "Stainless steel manhole classification and technical conditions.
Normal pressure stainless steel manhole drawings self-recorded
Implementation T drawing number
Normal pressure stainless steel manhole
DN 450
Normal pressure stainless steel manhole DN500
Normal pressure stainless steel manhole,
HG 21595-1999-1
Number of drawing sheets
Number of sheets 1 book drawing
321595 --1999-2
21595-1999-3
Marking example
Number diameter DN150.H, 160 normal pressure stainless steel manhole. Its standard width marking number is:
H2 21595
Hi-220 (non-standard size): For example, the specified identification number of the manhole is: Manhole
[, 220
121595
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