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Typical ball valve material selection
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Typical ball valve material selection
Typical Ball Valve Material Selection
Material
Type
Body Ball Stem Seat
Ring
Carbon
Steel
ASTM A352
gr. LCC (Low
Temp CS), A-216 WCB, A-
216 WCC
316 S.S 316 S.S 316 S.S
Stainless
Steel
316 S.S 316 S.S 316 S.S 316 S.S
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Patricia G. Morrow
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3/26/2013http://www.instreng.com/instrumentation-selection-calculations/435-typical-ball-valve-mat...
Incoloy or
Inconel
UNS N08825 or A-350 LF2,
A-216 WCB
with UNS
N06625 Overlay
UNS N06625
UNS N07718
UNS N06625
Bronze BRONZE
(UNS C95800)
BRONZE
(UNS C95800)
BRONZE
(UNS C95800)
BRONZE
(UNS C95800)
Duplex
& Super Duplex
ASTM A890
GR. 4A (UNS J92205)
(Duplex~22%
Cr), ASTM
A182 GR. F53 (UNS
S32750) or
F55 (UNS S32760)
(Super
Duplex~25%
Cr)
ASTM
A182- F51,
F53,
F55
ASTM
A276 UNS
S31803,
S32750,
S32760
ASTM
A182- F51,
F53,
F55
6 Moly
SS
UNS S31254
(6 Moly
Stainless
Steel)
UNS
S31254
UNS
S31254
UNS
S31254
Notes:
1. Piping class shall be used as a reference to select ball valve material with its related pressure and temperature
ratings. The above ball valves material selection is for
information and indicative only.
2. All material that will be used in sour or corrosive
application shall follow the limitation stated in the NACE
MR 0175 standards.
3. The usage of 316 SS, duplex, and its families shall take
into account a chloride content of the service fluid since
these materials is having a strict limitation to use under such conditions.
4. Seat insert material shall be selected as per valve
manufacturer recommendation based on service temperature, pressure, and fluid compatibility.
5. Metal seated ball valves (ball valve with metal seat ring only without seat insert) is recommended for dirty fluid
application such as multiphase well fluid, crude oil, etc or
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any application that the seat insert material can’t be used anymore due to very abrasives or high temperature
services.
6. Cast and forged material are interchangeable.
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3/26/2013http://www.instreng.com/instrumentation-selection-calculations/435-typical-ball-valve-mat...