PTFE lined thermowell baffle
 
 
 
     
 
 
Nominal size
Steel Pipe
Connecting Flange
Mounting Flange
L max

RF of Jacket
ØF 1

Nominal
OD
Max Recommended
Unsupported Length
Max Offset
Inch
mm
mm
mm
mm
mm
mm
mm
mm
mm
1"
25
25
25 NB
50 NB
3000
88
45
1200
150
1.1/2"
40
40
40 NB
65 NB
3000
105
58
1600
200
2"
50
50
50 NB
80 NB
3000
118
70
2000
250
3"
80
80
80 NB
100 NB
3000
151
99
2400
300
 
     
 

Pipe: ASTM A 106 Grade B schedule 80

Flange: IS 2062 Grade B. ANSI B16.5 ASA150 # for drilled holes

Standard: Two fixed flanges, loose flange available on request

Lining: Pure PTFE in compliance with ASTM D 1457, white in colour

Lining thickness: 3 to 5 mm, exceeds the relevant ASTM F-1545 standard specs.

Operating temperature: PTFE -29 to 260 deg. C

Operating pressure: Vaccume to 6 kg / cm. sq.

Hydrostatic pressure test: 10 kg / cm. sq.

Air leak test: 2 kg / cm. sq. before drilling of sparging element

Spark test: 10 KV