Page 18 - Bellofram Design Manual

Class 1B - Standard Sizes
Cylinder Bore DC
Piston Diameter Dp
Height H
Sidewall Thickness
WSW
Effective
Pressure Area AE (in)2
Convolution C
Maximum Half Stroke SA/SB
3.00
2.68
1.19
D
6.35
.156
.63
3.06 2.57 3.32 .035 6.22 .245* 2.34
3.62
3.12
3.31
.035
8.94
.250*
2.33
3.62 3.12 3.87 .035 8.94 .250* 2.89
4.15
3.65
1.95
.035
11.94
.250
.95
4.15 3.65 3.19 .035 11.94 .250 2.19
4.75
4.25
3.68
.035
15.90
.250
2.55
4.75 4.25 5.21 .035 15.90 .250 4.08
6.50
6.00
4.34
.040
30.67
.250
3.01
6.50 6.00 7.35 .040 30.67 .250 6.02
7.00
6.50
4.81
.040
35.78
.250
3.48
7.00 6.50 7.36 .040 35.78 .250 6.05
Side Wall Thickness B = approx. .015 C = approx. .017 D = approx. .024 F = approx. .035 H = approx. .045
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18
CLASS 1B DIAPHRAGMS