1 Introduction
MANUAL TME400-VCF · EN08 · July, 01
st
2021
28
1.4.2.2.
Screws
Temperature ranges for screws and nuts
-10°C to +80°C
-40°C to +80°C
Pressure
levels
Option 1
Option 2
Option 3
up to and
including 40
bar
Screws according to
DIN EN ISO 4014
in material 5.6
Nuts according to
DIN EN ISO 4032
in material 5-2
Screws according to
DIN EN ISO 4014
in material 25CrMo4,
Nuts according to
DIN EN ISO 4032
in material 25CrMo4
40 bar or
higher
Threaded bolts
according to ANSI B1.1
material
ASTM A 193 degree
B7,
Nuts according to
ANSI B1.1
material
ASTM A 194 degree
2H,
Threaded bolts
according to ANSI B1.1
material
ASTM A 320 degree
L7,
Nuts
according to ANSI B1.1
material
ASTM A 320 degree L7
Threaded bolts
according to
ANSI B1.1
material
42CrMo4
Nuts according to
ANSI B1.1
material
42CrMo4
Reduced shaft
screws
according to DIN
2510
material
25CrMo4,
Nuts according to
DIN 2510
material
25CrMo4
For flanges according to ASME
to be observed > -10°C:
Screw material SA.193 B7/B7M according to ASTM A193 Grade B7 or comparable
materials.
Note
Reduced shaft screws must only be used for devices in the area of applica-
tion of the Pressure Equipment Directive.
The durability of the flange connection was verified using the screws listed in this
chapter in combination with the seals listed in the previous chapter with the following
maximum material characteristic data according to AD200 rules and regulations.
Other screw/flange variants were not tested.
Malfunctions can occur with incorrect seals.
1.4.2.3.
Meter housing material
Cast steel or round steel material, depending on the pressure level and nominal di-
ameter. Aluminum or stainless steel for the screw-type versions.
Summary of Contents for TME400
Page 1: ...Operating Manual Turbine Meter TME400 VC VCF Issued July 01st 2021 Version 08 Firmware 1 06 ...
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Page 51: ...2 Installation MANUAL TME400 VCF EN08 July 01st 2021 45 Ex version with current module ...
Page 52: ...2 Installation MANUAL TME400 VCF EN08 July 01st 2021 46 Non Ex version ...
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