Pipeline ancillaries Bellows sealed stop valves
10
Materials for BSA6-BD
10
15
9
6 7,8
1
2
9
5
4
3
13
12 11
14
No.
Part
Material
Stainless steel Dual approved Stainless steel Dual approved
1
Body
EN 10213 1.4408/ASTM A351 CF8M
2
Bonnet
EN 10213 1.4408/ASTM A351 CF8M
3 4 5 6 7 8 9
Seat
Stainless steel
ASTM A182 F316L, with Stelllte
Main Disc
Stainless steel
ASTM A182 F316L, with Stelllte
Bellows
Stainless steel
DIN 17440 1.4571
Stem
Martensitic
ANSl 420
10.1 27
Bonnet nuts
Stainless steel
A4-70
Bonnet studs
Stainless steel
A4-70
Body/bonnet gasket
Graphite laminated with stainless steel insert
10
Handwheel
Pressed steel
BS 1449 CR4
11
strap
Stainless steel
ASTM A276 304
12 13 14 15
Locking screw
Stainless steel
Balance plug
Stainless steel
ASTM A182 316L/316, with Stellite
Locking washer
Stainless steel
ASTM A276 304
Stem packing
Graphite
TI-P184-18 CMGT Issue 5
Page 3 of 7
BSA3-BD and BSA6-BD Bellows Sealed Stop Valves
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