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All Categories > Regulators (Water, Steam, Air) > Armstrong Traps > CD-33 Series Disc Trap > Item # CD-33S  

Item # CD-33S, CD-33 Series Disc Trap


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Image w/strainer





Specifications

Body

ASTM A743 Gr. CA40

Cap

ASTM A743 Gr. CA40

Disc Material

ASTM A276 Gr. 420

Strainer Screen

30 x 30 Mesh T-304 Stainless Steel

Screen Retainer

ASTM A743 Gr. CA40

Blowdown Plug

Carbon Steel

Pipe Connections

1/2 in
3/4
in
1
in
15
mm
20
mm
25
mm

Dimension - A

1 7/16 in
1 3/4
in
37
mm
44
mm

Height - B

4 1/4 in
4 3/4
in
108
mm
121
mm

Length - C

3 1/2 in
4 1/8
in
89
mm
105
mm

Top of Cap - D

1 3/4 in
2 1/4
in
44
mm
57
mm

Withdrawal Distance Rain Guard Insulating Cap - E

3 in
76
mm

Blowdown Connection Size - F

1/4 NPT in
6
mm

Withdrawal Distance Blowdown Valve - G

3 1/2 in
89
mm

Weight

2.2 lb
3.25
lb
1.0
kg
1.5
kg

Maximum Allowable Pressure at 752ºF (Vessel Design)

915 psig

Maximum Allowable Pressure at 400ºC (Vessel Design)

63 bar

Minimum Operating Pressure

3.5 psig
0.24
bar

Maximum Operating Pressure at 486ºF

600 psig

Maximum Operating Pressure at 252ºC

41 bar

Maximum Back Pressure of Inlet Pressure

80 %

Options

Blowdown Valve (Stainless Steel)
Rain Guard Insulating Cap (1/2'', 3/4'' Sizes Only) (Stainless Steel)

Note

Designs, materials, weights and performance ratings are approximate and subject to change without notice.


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