Calculating Allowable Stresses for Clevis Pin Joints in Metric Units

Part Material	Unmovable joint mounting p A [MPa]			Movable joint mounting p A [MPa]
	static	repeated	alternating	static	repeated	alternating
Steel grade. 37, 42	84	65	50	30	3 24	12
Steel grade 50, 60 high-grade and Alloy Steel	120	90	60	30	24	12
Cast Steel	80	60	40	30	3 24	12
gray Cast Iron	70	50	30	40	4 32	16
Pin Material	σ BA [MPa]			τ A [MPa]
	static	repeated	alternating	static	repeated	alternating
11 373, 11 423, 11 110	80	55	35	50	35	25
11 500	110	80	50	70	50	35
11 600	130	95	60	85	60	42
11 700, 12 040	150	110	68	100	68	48

where:

	p A	allowable pressure [MPa]
	σ BA	allowable bending stress [MPa]
	τ A	allowable shear stress [MPa]