L= δ+ 1.4 × d
d: Bophara ba rivet, δ： Botenya ba rivet
● Bolelele bo felletseng ba molamu oa rivet oa hlooho ea semicircular = 1.65 ~ 1.7d + L + 10% ea botenya bohle ba poleiti.
● Bolelele bo felletseng ba molamu oa rivet oa hlooho o koahetsoeng ka halofo = 1.1d + L + 10% ea botenya bohle ba poleiti.
● Bolelele bo felletseng ba molamu oa rivet o countersunk = 08d + L + 10% ea botenya bohle ba poleiti.
d = bophara ba rivet
L = botenya bohle ba poleiti
d. L ke mm
Nako ea poso: Phato-18-2021