Convert Square inches per second to Square centimetres per second

Convert Square inches per second (in²/s) to Square centimetres per second (cm²/s) instantly and accurately.

Square inches per second (in²/s)
Square centimetres per second (cm²/s)

Conversion Formula

cm²/s = in²/s × 6.4516

About Square inches per second

The square inch per second (in²/s) equals 0.0254² = 6.4516 × 10⁻⁴ m²/s. It is the coherent FPS kinematic unit based on the inch, found in US fluid power, hydraulics, and bearing-design references. 1 in²/s = 645.16 cSt = 6.4516 St.

About Square centimetres per second

The square centimetre per second (cm²/s) equals 10⁻⁴ m²/s, numerically identical to 1 stoke (St). It is the explicit CGS dimensional form, preferred in dimensional analysis or when avoiding named units. 1 cm²/s = 1 St = 100 cSt.

Quick Reference Table

Square inches per second (in²/s)Square centimetres per second (cm²/s)
1 in²/s6.4516 cm²/s
2 in²/s12.9032 cm²/s
5 in²/s32.258 cm²/s
10 in²/s64.516 cm²/s
25 in²/s161.29 cm²/s
50 in²/s322.58 cm²/s
100 in²/s645.16 cm²/s

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