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PDC Resource Center serves as a comprehensive and reliable library of important information on our cast damper butterfly valve products, associated actuators and control products. The content below is intended to be a guide. Always verify your application with our technical team.

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Valve Selection Charts

The Valve Selection Charts below are to be used as a general guide. Always verify your application with the factory.

Design Options

Product Series

Media
Service Excel Series 40 Medium Duty Series 01 Reduced Port Series 15 Econ-O-Trol Series 09 Combustion Series 22 Thread End Series 07 Elastomer Lined Series 27 Flanged End Series 39
Clean Air x x x x x x x x
Dirty Air x x x          
Traces of H2O & Dirty Air x              
Gases x x x x x x x x
Liquids x x x x x x x x
Cycle
Service Excel Series 40 Medium Duty Series 01 Reduced Port Series 15 Econ-O-Trol Series 09 Combustion Series 22 Thread End Series 07 Elastomer Lined Series 27 Flanged End Series 39
Low Cycles (0-100K) x x x x x x   x
Medium Cycles (100K-500K) x x x x        
High Cycles (500K-1M) x           x  
Seat Type
Service Excel Series 40 Medium Duty Series 01 Reduced Port Series 15 Econ-O-Trol Series 09 Combustion Series 22 Thread End Series 07 Elastomer Lined Series 27 Flanged End Series 39
ANSI Class I (Swing Thru) x x x x x x   x
ANSI Class II(Metal Step Seat) x x x          
ANSI Class III approaching Class IV (Tadpole Step Seat) x x x          
ANSI Class II (Angle Seat) x x x     x    
Bubble Tight (Rubber Seat)             x  
Econ-O-Trol Valve Series 09
Nominal Size Code Seat Code Body Material Disc Material Shaft Material Bushing Material Packing Material Packing Nut Shaft End Configuration Operators
0020 = 2.0" 1= swing thru 1=Cast Iron 1=Cast Iron 1 = 416 S/S 1 = Graphited Bronze 1 = Graphited Teflon Braid 1 = Brass CH = Catalog Hex 1= None
0025 = 2.5" 2 = Carbon Steel* 2 = 316 S/S 3 = Metcar 3=Pure Teflon Braid 2 = 316 S/S CK = Catalog Keyed 2= 10 position Lock Lever
0030 = 3.0" 3 = 316 S/S 3 = Incoloy 4 = Glass Filled Teflon 4=V-Ring Teflon™ CF = Catalog Flat 3= Gear Operator
0040 = 4.0" 7 = 304 S/S* 4 = Monel* 6 = 316 S/S*   CR = Catalog Round 4= Double Acting Pneumatic
0050 = 5.0"   8 = 304 S/S* 7 = 304 S/S* SH = Special Hex* 5= Electic
0060 = 6.0"     SK = Special Keyed* 6= Spring Return Pneumatic
0080 = 8.0"L       SF = Special Flat  
0081 = 8.0"H   SR = Special Round  
0100 = 10.0"      
0120 = 12.0"      
0140 = 14.0" X2=Other X3=Other X4=Other X5=Other X6=Other X7=Other X8=Other
Medium Duty Valve Series 01
Nominal Size Code Seat Code Body Material Disc Material Shaft Material Bushing Material Packing Material Packing Nut Shaft End Config./Length Operator
0020 = 2.0" 1 = Swing Thru
(2"-24")
1 = Cast Iron 1 = Cast Iron 1 = 416 S/S 1 = Graphited Bronze 1 = Graphited Teflon Braid 1 = Brass CH = Catalog Hex 1 = None
0025 = 2.5" 2 = Angle
(2"-24")
2 = Carbon Steel* 2 = Carbon Steel* 2 = 316 S/S 3 = Metcar 2 = High Temperature Braid 2 = 316 S/S CK = Catalog Keyed 2 = 10 Position Lock Lever
0030 = 3.0" 3 = Metal Step**
Non Stainless
(2"-24")
3 = 316 S/S 3 = 316 S/S 3 = Inconel 4 = Glass Filled Teflon 3 = Pure Teflon Braid X6 = Other CF = Catalog Flat 3 = Gear Operator
0040 = 4.0" 4 = Metal Step**
Stainless
(2"-24")
4 = High Temperature Iron 4 = High Temperature Iron 4 = Monel* 6 = 316 S/S* 4 = V-Ring Teflon*   CR = Catalog Round 4 = Double Acting Pneumatic
0050 = 5.0" 5 = Tadpole Step
For up to 450°F
(6" - 24")
7 = 304 S/S 6 = Ductile Iron 8 = 304 S/S* 8 = 304 S/S* X5 = Other   SH = Special Hex* 5 = Electric
0060 = 6.0" 6 = Tadpole Step
For up to 900°F
(6" - 24")
X1 = Other 7 = 304 S/S X3 = Other 9 = Macor       SK = Special Keyed* 6 = Spring Return Pneumatic
0080 = 8.0"     X2 = Other         SF = Special Flat* X8 = Other
0100 = 10.0"               SR = Special Round*  
0120 = 12.0"               X7 = Other  
0140 = 14.0"                  
0160 = 16.0"                  
0180 = 18.0"                  
0200 = 20.0"                  
0220 = 22.0"                  
0240 = 24.0"                  
Excel Valve Series 40
Nominal Size Code Seat Code Body
Material
Disc
Material
Shaft Material Bushing
Material
Packing
Material
Packing Nut Shaft End Config./Length Operator
0020 = 2.0" 0260 = 26.0" 1 = Swing Thru
(2"-60")
1 = Cast Iron 1 = Cast Iron
(2" - 14")
& (26" - 60")
1 = 416 S/S 1 = Graphited Bronze 1 = Graphited Teflon Braid 1 = Brass CH = Catalog Hex 1 = None
0025 = 2.5" 0280 = 28.0" 2 = Angle
(2"-30")
2 = Carbon Steel* 2 = Carbon Steel* 2 = 316 S/S 2 = High Temperature Braid 2 = High Temperature Braid 2 = 316 S/S CK = Catalog Keyed 2 = 10 Position Lock Lever
0030 = 3.0" 0300 = 30.0" 3 = Metal Step**
Non Stainless
(2"-60")
3 = 316 S/S 3 = 316 S/S 3 = Inconel 3 = Metcar 3 = Pure Teflon Braid 3 = Spring Loaded Packing Gland CF = Catalog Flat 3 = Gear Operator
0040 = 4.0" 0320 = 32.0" 4 = Metal Step**
Stainless
(2"-60")
4 = High Temperature Iron 4 = High Temperature Iron 4 = Monel* 4 = Glass Filled Teflon 4 = V-Ring Teflon* X6 = Other CR = Catalog Round 4 = Double Acting Pneumatic
0050 = 5.0" 0340 = 34.0" 5 = Tadpole Step
For up to 450°F
(6" - 60")
7 = 304 S/S 6 = DUCTILE IRON
(16" - 24" ONLY)
8 = 304 S/S* 6 = 316 S/S* 5 = Oxidation Inhibitor Braid SH = Special Hex* 5 = Electric
0060 = 6.0" 0360 = 36.0" 6 = Tadpole Step
For up to 1500°F
(6" - 60")
X1 = Other 7 = 304 S/S* X3 = Other 8 = 304 S/S* X5 = Other SK = Special Keyed* 6 = Spring Return Pneumatic
0080 = 8.0" 0380 = 38.0" X2 = Other 9 = Macor SF = Special Flat* X8 = Other
0100 = 10.0" 0400 = 40.0" SR = Special Round*
0120 = 12.0" 0420 = 42.0" X7 = Other
0140 = 14.0" 0440 = 44.0"
0160 = 16.0" 0460 = 46.0"
0180 = 18.0" 0480 = 48.0"
0200 = 20.0" 0540 = 54.0"
0220 = 22.0" 0600 = 60.0"
0240 = 24.0"
Flanged End Valve Series 39
Nominal
Size Code
Seat
Code
Body
Material
Disc
Material
Shaft
Material
Bushing
Material
Packing
Material
Packing Nut Shaft End Config./
Length
Operator
0040 = 4.0" 1 = Swing Thru 6 = DUCTILE IRON 1 = Cast Iron 1 = 416 S/S
1 = Graphited Bronze
1 = Graphited Teflon Braid
1 = Brass CH = Catalog Hex 1 = None
0050 = 5.0" 2 = Angle X1 = Other 2 = Carbon Steel* 2 = 316 S/S 3 = Metcar 3 = Pure Teflon Braid 2 = 316 S/S CK = Catalog Keyed 2 = 10 Position Lock Lever
0060 = 6.0" 3 = 316 S/S 3 = Inconel 4 = Glass Filled Teflon 4 = V-Ring Teflon*
X6 = Other
CF = Catalog Flat 3 = Gear Operator
0080 = 8.0" 4 = High Temperature Iron 4 = Monel* 6 = 316 S/S* X5 = Other CR = Catalog Round 4 = Double Acting Pneumatic
0100 = 10.0" 7 = 304 S/S* 8 = 304 S/S* 8 = 304 S/S* SH = Special Hex* 5 = Electric
0120 = 12.0" X2 = Other X3 = Other X4 = Other SK = Special Keyed* 6 = Spring Return Pneumatic
0140 = 14.0"   SF = Special Flat* X8 = Other
      SR = Special Round*  
          X7 = Other  
Reduced Port Valve Series 15
Nominal Size Code Seat Code Body Material Disc Material Shaft Material Bushing Material Packing Material Packing Nut Shaft End Config./Length Operators
0030 = 3.0" x 2.5" 1 = Swing Thru
(2"-24")
1 = Cast Iron 1 = Cast Iron
(2" - 14" ONLY)
1 = 416 S/S 1 = Graphited Bronze 1 = Graphited Teflon Braid 1 = Brass CH = Catalog Hex 1 = None
0040 = 4.0" x 3.0"
2 = Angle
(2"-24")
2 = Carbon Steel*
2 = Carbon Steel*
2 = 316 S/S
2 = High Temperature Braid
2 = High Temperature Braid
2 = 316 S/S
CK = Catalog Keyed
2 = 10 Position Lock Lever
0050 = 5.0" x 4.0"
3 = Metal Step**
Non Stainless
(2"-24")
3 = 316 S/S
3 = 316 S/S
3 = Inconel
3 = Metcar
3 = Pure Teflon Braid
X6 = Other
CF = Catalog Flat
3 = Gear Operator
0060 = 6.0" x 5.0"
4 = Metal Step**
Stainless
(2"-24")
4 = High Temperature Iron
4 = High Temperature Iron
4 = Monel*
4 = Glass Filled Teflon
4 = V-Ring Teflon*
 
CR = Catalog Round
4 = Double Acting Pneumatic
0080 = 8.0" x 6.0"
5 = Tadpole Step
For up to 450°F
(8" - 24")
7 = 304 S/S
7 = 304 S/S*
8 = 304 S/S*
6 = 316 S/S*
X5 = Other
 
SH = Special Hex*
5 = Electric
0100 = 10.0" x 8.0"
6 = Tadpole Step
For up to 900°F
(8" - 24")
X1 = Other
X2 = Other
X3 = Other
8 = 304 S/S*
 
 
SK = Special Keyed*
6 = Spring Return Pneumatic
0120 = 12.0" x 10.0"
 
 
 
 
X4 = Other
 
 
SF = Special Flat*
X8 = Other
0140 = 14.0 x 12.0"
 
 
 
 
 
 
 
SR = Special Round*
 
 
 
 
 
 
 
 
 
X7 = Other
 

Elastomer Lined Valve Series 27
Nominal Size Code Body Style Body Material Disc Material Seat Material Stem/Bushing Material Special
Configuration
Operator
0020= 2" W = Wafer 1= Cast Iron 1= Alum. Bronze 1= EPDM 1= 416 S/S w/ Bronze 1= Leave Blank 1= None
0030= 3" L = Lug 2= Ductile Iron 2= Nickle Plated Ductile Iron 2= Buna-N 2= 316 S/S w/ Bronze 2= 50 PSI Under Cut Disc 2 = 10 Position Lock Lever
0040= 4"   3 = 316 S/S 3 = 316 S/S 3= Viton 3= 416 S/S w/ Tef X6 = Special 3 = Gear Operator
0060= 6"   X1 = Special 4 = Ductile Iron (max 450°F) X3 = Special 4= 316 S/S w/ Tef   4 = Double Acting Pneumatic
0080= 8"     X2 = Special   X4 = Special   5 = Electric
0100= 10"             6 = Spring Return Pneumatic
0120= 12"             X8 = Other
0140= 14"              
0160= 16"              
0180= 18"              
0200= 20"              
0240 = 24"              
0300 = 30"              
0360 = 36"              
Valve Series 60 - High Performance
Valve Series Nominal Size Code Body
Style
Body Material Disc Material Seat Material Stem Material Special
Configuration
Operator
60= Lug Style
ANSI 300
0020= 2" L = Lug 1= Carbon Steel 1= 316 Stn. Stl. 1= PTFE 1=17-4 Stn. Stl. 1= Leave Blank 1 = None
62= Wafer Style
ANSI 300
0030= 3" W = Wafer 2= 316 Stn. Stl 2= RTFE 2= Oxygen Clean 2 = 10 Position Lock Lever
  0040= 4" 3= Metal   3 = Gear Operator
  0060= 6" 4= Firesafe   4 = Double Acting Pneumatic
0080= 8"   5 = Electric
0100= 10"   6 = Spring Return Pneumatic
0120= 12" X8 = Other
0140= 14"
0160= 16"
0180= 18"
0200= 20"
0240= 24"
Valve Series 07
Nominal
Size Code
Seat
Code
Handle
Style
Body
Material
Disc
Material
Shaft
Material
O-Ring
Material
Operator
0010 = 1.0" 1 = Swing Thru 1 = Style A 1 = Cast Iron 2 = Carbon Steel 1 = 416 S/S 5 = EPT 1 = None
0015 = 1.5"
2 = Angle
2 = Style C
 
 
 
6 = VITON
2 = 10 Position Lock lever
0020 = 2.0"
 
 
 
3 = Gear Operator
0025 = 2.5"
4 = Double Acting Pneumatic
0030 = 3.0"
5 = Electric
0040 = 4.0"
6 = Spring Return Pneumatic
X8 = Other

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