Shanghai Yihuan fluid control equipment Co., Ltd.

Balanced Bellows Safety Relief Valves

Technical Data

Balanced Bellows Safety Relief Valvess, Closed
Balanced Bellows Safety Relief Valvess, Closed
Pressure Class 150 300 1500
Body strength Ps (MPa) 3.0 7.5 37.5
Set pressure Pk (MPa) 0.1~2 1.6~5 10~25
Seal pressure Pm 90Pk
Reseating pressure Ph =90Pk
Relieving pressure Pp =1.1Pk
Lift H (mm) =1/20 do
Appropriate temperature C =300°C
P,R =200°C
Appropriate medium C Gas, liquid
P,R Nitric Acid, Acetic Acid, Gas, Liquid

Dimensions (mm)

WA41C150, A41C150P, WA41C150R
Normal
Diameter
DN (in)
Dimension (mm)
do D D1 D2 b t z-¢d DN' D' D1' D2' t' b' z-¢d' L L1 H
1/2''×1/2'' D 89 60.5 35 12 6 4-15 15 89 60.5 35 1.6 12 4-15 90 90 320
3/4''×1'' D 98 70 43 14 6 4-15 25 108 79.5 51 1.6 15 4-15 96 92 330
1''×1'' D 108 79.5 51 15 9 4-15 25 108 79.5 51 1.6 15 4-15 100 100 350
1''×2'' E 108 79.5 51 15 9 4-15 50 152 120.5 92 1.6 18 4-19 114 105 350
1 1/2''×1 1/2'' G 127 98.5 73 18 10 4-15 40 127 98.5 73 1.6 18 4-15 110 115 370
1 1/2''×2'' G 127 98.5 73 18 10 4-15 50 152 120.5 92 1.6 18 4-19 110 115 370
2''×3" J 152 120.5 92 18 10 4-19 80 190 152.5 127 1.6 22 4-19 124 130 390
WA41C300, A41C300P, WA41C300R
Normal
Diameter
DN (in)
Dimension (mm)
do D D1 D2 B T z-¢d DN' D' D1' D2' T' B' z-¢d' L L1 H
1/2''×1/2'' D 95 66.5 35 15 6 4-15 15 15 89 60.5 1.6 12 4-15 90 90 320
3/4''×1'' D 117 85.5 43 16 10 4-19 25 25 108 79.5 1.6 15 4-15 96 92 330
1''×1'' D 124 90 51 18 6 4-19 25 25 108 79.5 1.6 15 4-15 100 100 350
1''×2'' E 124 90 51 18 6 4-19 50 50 154 120.5 1.6 18 4-19 114 105 350
1 1/2''×1 1/2'' G 156 114.5 73 20 9 4-22 40 40 127 98.5 1.6 18 4-15 110 115 370
1 1/2''×2'' G 156 114.5 73 20 9 4-22 50 50 152 120.5 1.6 18 4-19 110 115 370
2''×3" J 165 127 92 22 8 8-19 80 80 190 152.5 1.6 22 4-19 124 130 390
WA41C1500
Normal
Demeter
DN (in)
Dimension (mm)
Do D D1 D2 b t z-¢d DN' D' D1' D2' b' t' z-¢d' L L1 H
1''×1'' D 150 101.6 51 29 10 4-25 25 125 90 51 1.6 18 4-19 125 125 360