Steam traps Balanced pressure
8
Materials
BPT13T
3
2 19 12 11 17
15 1 16 18
13
BPT13TGX with view glass
8 7 5 10
14
4 6 6
9
21 22
20
No.
Part
Material
1 2 3 4 5 6 7 8 9
Body
Brass
BS EN 12165 CW 617N
End connection
Brass
BS EN 12165 CW 617N
Cap
Brass
BS EN 12165 CW 617N
Actuator
Stainless steel
BS 3146 Pt2 ANC 4B
Spindle
Stainless steel
BS 970 431 S29
Stem seal
25% carbon filled PTFE
Gland nut
Stainless steel
BS 970 303 S31
8.2 16
Spring washer
Stainless steel
BS 6105 Gr. A4
Lock-nut
Stainless steel
ISO 3506-2: A2-70
10
Ball plug
Brass (ELNP Finish)
BS 2874 CZ 121
11
Seat 'O' ring
Synthetic rubber high fluorine fluorocarbon
12 13 14 15 16
Valve seat
Stainless steel
BS 970 431 S29
Main seal
25% carbon filled PTFE
End connection 'O' ring
Synthetic rubber high fluorine fluorocarbon
Screen
Stainless steel
ASTM A240 TP 304
Spacer plate
Stainless steel
BS 1449 304 S16
17
Capsule
Stainless steel
18 19 20
Spring
Stainless steel
BS 2056 302 S26
Cap 'O' ring
Synthetic rubber high fluorine fluorocarbon
Sight tube housing
Brass
BS 2874 CZ 121
21
Sight tube gasket
Virgin PTF E/Flurocarbon
22
Sight tube
Borosilicate glass
TI-P126-03 ST Issue 6
Page 2 of 5
BPT13T and BPT13TGX Thermostatic Steam Traps
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