Pipeline ancillaries HV3 stop valve Ball valves
Pipeline ancillaries Lift check valves 10
Materials
8 1
3
5 2
4
6 7 3
9
Standard
No.
Part
Material
PN /BSP
ASME/NPT/SW
LCV3 ASME Cast iron body with SG iron cover Cover ( 1 )
EN 1561 GJL250
ASTM A395
PN SG iron body with cast iron cover Body ( 2 )
EN 1563 GJS400-15
ASTM A126 Class B
1 and 2
LCV4
Carbon steel
EN 10213 1.0619+N ASTM A216 WCB
Body and cover
LCV6
Stainless steel
EN 10213 1.4408
ASTM A351-CF8M
LCV7
SG iron
EN 1563 GJS400-18LT
ASTM A395
3
Gasket
Reinforced exfoliated graphite
Graphite
Graphite
LCV3
Stainless steel
431
431
LCV4
Stainless steel
431
431
4 and 5
LCV6
Seat and guide
Stainless steel
316L
316L
LCV7
Stainless steel
431
431
6 7
Disc
Stainless steel
316L
316L
Spring
Stainless steel
316 S 42
316 S 42
LCV3
Cast steel
Grade 8.8
Grade 8.8
10.1 13 10.4
LCV4
Cast steel
Grade 8.8
Grade 8.8
8
Bolt
LCV6
Stainless steel
A2-80
A2-80
LCV7
Cast steel
Grade 8.8
Grade 8.8
9
Seat retainer
Stainless steel
316L
316L
TI-P029-16 CMGT Issue 9
Page 9 of 12
LCV3, LCV4, LCV6 and LCV7 Lift Check Valves
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