Seat Material & Cracking Pressure Options

Flange Insert Valve – Style F1, F6, FP

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking PressuresStandard Spring Material
FIV1/2″ – 1-1/2″PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV2″ – 4″PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
316 SS
FIV6″PTFE
PVC
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
Viton®
1/2 PSI316 SS
FIV1/2″ – 1-1/2″316
SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE

Viton®

1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV1/2″ – 1-1/2″C. SteelAFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE

Viton®

1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
FIV2″ – 4″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE

Viton®

1/8 PSI
1/2 PSI
1.5 PSI
316 SS
FIV2″ – 4″C. SteelAFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
FIV5″ – 20″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSI316 SS
FIV5″ – 20″C. SteelAFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSI316 SS
FIV1/2″ – 20″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
FIV1/2″ – 20″Alloy 400
MONEL®
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400
MONEL®
FIV1/2″ – 20″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Wafer Insert Valve – Style WV

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
WIV1/2″ – 1-1/2″316 SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
WIV1/2″ – 1-1/2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
WIV2″ – 4″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
WIV2″ – 4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
WIV1/2″ – 4″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
WIV1/2″ – 4″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
WIV1/2″ – 4″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Horizontal Vertical Flanged & Drilled – Style HV

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material 
HV1″ – 1-1/4″CF8M Stainless Steel (SS)AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
HV1″ – 1-1/4″WCB/WCC Carbon (CS)AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
HV1-1/2″ – 2-1/2″CF8M Stainless Steel (SS)AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
HV1-1/2″ – 2-1/2″WCB/WCC Carbon (CS)AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
HV3″ – 10″CF8M Stainless Steel (SS)AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSI316 SS
HV3″ – 10″WCB/WCC Carbon (CS)AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSI316 SS

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Bushing Valve – Style BU

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
BU1/2″ – 1-1/2″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
BU1/2″ – 1-1/2C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
BU 2″-3″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
BU2″-3″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
BU 1/2″-3″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
BU1/2″-3″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
BU 1/2″-3″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Connector Valve – Style CN

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking PressuresStandard Spring Material
CN1/2″ – 1-1/2″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
CN1/2″ – 1-1/2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
CN2″ – 4″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
CN2″ – 4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
CN1/2″ – 4″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
CN1/2″ – 4″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
CN1/2″ – 4″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Universal Low Pressure – Style U3

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
U33/8″ – 1-1/4″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U33/8″ – 1-1/4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U31-1/2″ – 2″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U31-1/2″ – 2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U33/8″ – 2″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
U33/8″ – 2″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
U33/8″ – 2″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Universal High Pressure – Style U1

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
U13/8″ – 1-1/4″316 SS“Metal to Metal”1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
U11-1/2″316 SS“Metal to Metal”1/8 PSI
1/2 PSI
1.5 PSI
316 SS
U13/8″ -1-1/2″Alloy 20
Alloy C-276
“Metal to Metal”1/2 PSIAlloy C-276
U13/8″ -1-1/2″Alloy 400 or MONEL®“Metal to Metal”1/2 PSIAlloy 400 or MONEL®
U13/8″ -1-1/2″Alloy B“Metal to Metal”1/2 PSIAlloy B

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Mini-Check Valve – Style M1 – M8

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
MCV1/8″ – 3/8″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV1/8″ – 3/8″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV1/8″ – 3/8″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV1/8″ – 3/8″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
MCV1/8″ – 3/8″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS

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Sanitary Check Valve 3-A – Style 3S

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
3S1″ – 4″316 SL/316 SS3-A AFLAS®
3-A EPDM
3-A Kalrez®
3-A Silicone
3-A Viton®
3-A/USP Class VI AFLAS®
3-A/USP Class VI EPDM
3-A/USP Class VI Kalrez®
3-A/USP Class VI Silicone
3-A/USP Class VI Viton®
1/2 PSI
1.5 PSI
316 SS

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Sanitary Cartridge Valve – Style SC

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
SC1/2″ – 1-1/2″316 SSAFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
“Metal to Metal”
Neoprene
PTFE
USP Class VI EPDM
USP Class VI Silicone
USP Class VI Viton®
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SC2″ – 4″316SSAFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
“Metal to Metal”
Neoprene
PTFE
USP Class VI EPDM
USP Class VI Silicone
USP Class VI Viton®
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS

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Sanitary Insert Valve – Style CB, TC

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
SIV3/4″ – 2″PTFEAFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
“Metal to Metal”
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SIV2-1/2″ – 4″PTFEAFLAS®
Buna-N
FDA AFLAS®
FDA Buna-N
EPDM/FDA EPDM
FDA Viton®
Kalrez®
“Metal to Metal”
Neoprene
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS

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Butt Weld – Style B4

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
B41/2″ – 1-1/2″316L SSAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
B41/2″ – 1-1/2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
B42″ – 4″316L SSAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
B42″ – 4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
B41/2″ – 4″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
B41/2″ – 4″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
B41/2″ – 4″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Universal Socket Weld – Style US

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
US3/8″ – 1-1/4″316L SSAFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
US3/8″ – 1-1/4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
US1-1/2″ – 2″316L SSAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
US1-1/2″ – 2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
US3/8″ – 2″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
US3/8″ – 2″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
US3/8″ – 2″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Tubing Check Valve – Style TV

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
TV1/8″ – 1-1/4″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TV1/8″ – 1-1/4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TV1-1/2″ – 2″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
TV1-1/2″ – 2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS

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Tubing Check Valve – Flared – Style TF

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
TF1/4″ – 1-1/4″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF1/4″ – 1-1/4″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
TF1-1/2″ – 2″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
TF1-1/2″ – 2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS

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Lined Pipe Insert – Style LP

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
LP1″ – 3″PTFEAFLAS®
EPDM
“Metal to Metal”
Buna-N
Kalrez®
Neoprene
Viton®
1/2 PSI316 SS
LP1″ – 3″Alloy C-276AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSI316 SS

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Horizontal Vertical Flanged & Drilled Fluoropolymer (PTFE) Lined – Style HT

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
HT1″ – 2″PTFE Lined
C. Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIFEP
Encapsulated
316 SS

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Straight-Sided Insert – Style SI

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
SI1/2″ – 1-1/2″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SI1/2″ – 1-1/2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
SI2″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
SI2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
SI1/2″ – 2″Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
SI1/2″ – 2″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
SI1/2″ – 2″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B

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Union Insert Valve – Style UV

Valve StyleSize RangeBody MaterialsAllowable Seat MaterialsStandard Cracking Pressures Standard Spring Material
UV1/2″ – 1-1/2″316 SS
Brass
AFLAS®
EPDM
“Metal to Metal”
PTFE
Buna-N
Kalrez®
Neoprene
Viton®
1/8
PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
UV1/2″ – 1-1/2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
3.5 PSI
316 SS
UV2″316SS
Brass
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
UV2″C.
Steel
AFLAS®
Buna-N
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/8 PSI
1/2 PSI
1.5 PSI
316 SS
UV2″”Alloy 20
Alloy C-276
AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy C-276
UV2″Alloy 400 or MONEL®AFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy 400 or MONEL®
UV2″Alloy BAFLAS®
Buna-N
EPDM
Kalrez®
“Metal to Metal”
Neoprene
PTFE
Viton®
1/2 PSIAlloy B