Steam traps Inverted bucket
8
Materials
Size 1"
Size ½" and ¾"
2
1
2
7 6 5
8 11 9 10
Drawing to show difference in top connection for 1" model
4
3
12
13
5.6.30
14
No.Part
Material
½", ¾"
Forged steel
1.0460 (C22.8)
1 Cover
1"
Cast steel
1.0619 +N
½", ¾"
Cover screws
Steel
BS 4168 Gr. 8.8
8.6 27
2
1"
Cover bolts
Steel
BS 3692 Gr. 8.8
½", ¾", 1"
Cover nuts
Steel
BS 3692 Gr. 8.8
3 Body
Cast steel
1.0619 +N
4 Bucket
Stainless steel
BS 1449 304 S31
5 Valve guide plate screw
Stainless steel M 4.5 x 10
BS 4183 18/8
6 Valve guide plate
Stainless steel
BS 1449 304 S11
7 Cover gasket
Reinforced exfoliated graphite
8 Valve seat
Stainless steel
AISI 431
9 Valve
Stainless steel
AISI 440B
10 Valve lever
Stainless steel
BS 1449 321 S31
½",¾"
Stainless steel
BS 970 321 S31
11 Ferrule
1"
Stainless steel
BS 3605 (CFS) 304 S14
12 Strainer screen
Stainless steel
ASTM A240 316L
13 Strainer cap
Steel
1.0460 (C22.8)
14 Strainer gasket
Reinforced exfoliated graphite
TI-P072-01 CMGT Issue 10
Page 3 of 8
HM34 Series Carbon Steel Inverted Bucket Steam Traps
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