例題：
若你希望油壓缸作動推力可以推動1000公斤物體，作動壓力為140 kgf/cm2 ，則應該使用多大之油壓缸內徑呢？
說明：
F = 1000 KG
作動壓力 P = 140 kgf/cm2
負荷率 β = 0.8
F1 = A1 x P1 x β
A1 = F1 / (P1 x β) = 1000 / (140 x 0.8) = 8.9286 cm2
A1 = π x (D/2)2 = 0.785D2 = 8.9286cm2
D2 = 8.9286 / 0.785 = 11.38cm
D = 3.38cm = 33.8mm
故內徑取 40mm 即可
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This article 油壓缸使用內徑之計算 first appeared in 油壓缸|空壓缸專業設計製造-Jinger Technology CORP.。
