British and US units


Force units

Unit Symbol SI equivalent Conversion Factor
grain-weight (grain-force) gr wt (Gr, grf) 6.3546 µN 0.1573663
kilogram-force kgf, kgp, kp 9.800665 N 0.1019716
pound-weight lb wt 4.448221 N 0.2248089
pound-force Lb, lbf 4.448221 N 0.2248089
ton-force Ton, tonf 9.964015 kN 0.1003611
short ton-weight sh tn wt 8.896444 kN 0.1124045
long ton-weight l tn wt 9.964015 kN 0.1003611



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