PER IS 800:2007,Pmin = 2.5 × dn = 2.5 × 20 = 50 mmemin = 1.5 × dh = 1.5 × 22 = 33 mme = edge distanceP = PitchLet n be the no of bolts that can be ACCOMMODATED in a single row of width 140 mm. 2 × e + (n - 1) × P = 140To get maximum VALUE of n, e and P should be minimum i.e. e = emin and P = Pmin2 × 33 + (n - 1) × 50 = 140∴ n = 2.48 ∴ Maximum no of bolts that can be provided are 2.