Pipeline ancillaries Ball valves
10
Materials
DN50 shown for the main illustration
DN80 to DN200
13 12 11
8 7
13 11 12 9 10
6
1
2
5
3
4
4
No.
Part
Material
M33H2 ISO M33H3 ISO M33H2 ISO M33H3 ISO
Zinc plated carbon steel
ASTM A 216 WCB
1
Body
Stainless steel
ASTM A 351 CF8M
Zinc plated carbon steel
ASTM A 216 WCB
2
Insert
Stainless steel
ASTM A 351 CF8M
3 4 5
Solid ball
Stainless steel
AISI 316 hardened surface
Seat
Reinforced PEEK
Body gasket
Graphite with metal insert
DN50 to DN80
Duplex stainless steel
AISI 318 LN
6
Stem
10.3 305
DN100 to DN200
Stainless steel
AISI 316/AISI 420
7 8 9
Lower stem seal
Reinforced PEEK
Stem 'O' ring
EPDM
Geothermal
Upper stem packing
Graphite
10
Separator
Zinc plated carbon steel
SAE 1010
11
Stop plate with indicator for DN50
Zinc plated carbon steel SAE 1010
12 13
Belleville stem washer
Carbon steel/stainless steel
Geothermal
Gland nut
Zinc plated carbon steel
SAE 1010/SAE 12L14
Materials continued on page 4
TI-P133-93 CMGT Issue 3
Page 3 of 6
M33H ISO Full Bore Ball Valve
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