Table 3 Maximum temperature rise of brake disc friction ring and bolt in emergency braking with different initial speeds

Initial velocity (km/h)

160

200

250

280

300

330

350

Braking time (s)

43

59

83

104

130

151

146

Maximum temperature rise of friction ring surface (℃)

217.2

303.6

357.0

404.4

397.5

455.4

554.3

Maximum temperature rise of bolt (℃)

57.4

90.8

155.6

184.5

199.0

227.8

263.4