Huawei NetCol8000-A Series User Manual page 31

NetCol8000-A(050, 100) In-room Air Cooled Smart
Cooling Product
User Manual
Appearance, Parameter, and Name
Table 3-3 Pipe installation tools
Appearance, Parameter, and Name
Cutter
Acetylene
Anhydrous
industrial alcohol
a: The specifications the reducing valve on the Nitrogen bottle: the maximum range of the
input pressure gauge is 25 MPa and the maximum range of the output pressure gauge is 6
MPa.
b: The specifications of the sealant or seal tape for screw threads are as follows:







Issue 10 (2019-01-15)
Welding torch
Oxygen
N/A
N/A
The sealant or seal tape for screw threads must be able to withstand temperatures higher
than 85° C.
The sealant or seal tape should apply to all pipe material.
Anaerobic metal pipe thread sealant with polytetrafluorethylene (PTFE for short) as the
filler.
Glycol solution resistance, adapting to the thread size with pipeline.
Maximum seal gap is less than 0.5 mm.
The maximum pressure is greater than 3 MPa.
Conforms to JB/T7311-2008 engineering mechanical the anaerobic adhesive
Copyright © Huawei Technologies Co., Ltd.
Silver braze (with
5% silver welding
rod)
Hot melt tool
N/A
N/A
3 Installation Guide
a
Nitrogen
b
Sealant or seal tape
N/A
N/A
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