Pipeline ancillaries Ball valves
10
Materials - DN65
DN80 to DN150
15 14
15 14 13
13 12
8 11
4
2
5
3 5 6 7
7
1
7.3.188
No. Part
Material
M21Hi2 ISO
Zinc plated carbon steel
ASTM A216 WCB
1
Body
M21Hi3 ISO
Stainless steel
ASTM A351 CF8M
M21Hi2 ISO
Zinc plated carbon steel
SAE 1040
2
Insert
M21Hi3 ISO
Stainless steel
AISI 316
3 4 5 6 7 8
Ball
Stainless steel
AISI 316 hardened surface
10.3 191
Stem
Stainless steel
AISI 316/AISI 420
Seats
PEEK
Reinforced
Insert gasket
Graphite
Seat 'O' ring
EPDM
Geothermal
Stem seal
EPDM
Geothermal
11
Lower stem seal
PEEK
Reinforced
12 13 14 15
Upper stem packing
Graphite
Separator
Zinc plated carbon steel
SAE 1010
Belleville washer
Stainless steel
AISI 301
Gland nut
Zinc plated carbon steel
SAE 1010/SAE 12L14
Materials continued on next page
TI-P133-85 CMGT Issue 3
Page 5 of 9
M21Hi ISO Reduced Bore Ball Valve
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