Appendix
7-2
Bolts torque table
Torques for bolts with metric unified threads
Dimension of bolt
Torques N.m*(ft-lb)
8.8 10.9
12.9
M4 3(2)
5(3)
5(4)
M5 6(4)
9(7)
10(7)
M6 10(7)
15(11)
18(13)
M8 25(18)
35(26)
45(33)
M10 50(37)
75(55)
83(61)
M12 88(65)
123(91)
147(108)
M14 137(101)
196(145) 235(173)
M16 211(156)
300(221)
358(264)
M18 290(213)
412(303) 490(361)
M20 412(304)
578(426) 696(513)
M22 560(413)
785(559) 942(695)
M24 711(524)
1000(738)
1200(885)
M27 1050(774)
1480(1092)
1774(1308)
M30 1420(1047)
2010(1482)
2400(1770)
Torques for bolts with metric fine threads
Dimension of bolt
Torques N.m*(ft-lb)
8.8 10.9
12.9
M8×1 26(19)
37(27) 48(35)
M10×1.25 52(38)
76(56) 88(65)
M12×1.25 98(72)
137(101)
126(119)
M12×1.5 93(69)
127(94)
152(112)
M14×1.5 152(112)
216(159) 255(188)
M16×1.5 225(166)
318(235) 383(282)
M18×1.5 324(239)
466(344) 554(409)
M20×1.5 461(340)
628(463) 775(572)
M22×1.5 618(456)
863(636)
1058(780)
M24×2 780(575)
1096(808)
1294(954)
M27×2 1147(846)
1578(1164)
1920(1416)
M30×2 1568(1156)
2254(1662)
2695(1988)
The torque values allow bolt yield strength up to 90%, assuming a friction coefficient of
μ
Summary of Contents for XMQ6900 Series
Page 19: ...Operation Instruction 3 1 Figure 17 Set MotPPR Figure 18 Clear Trip A Figure 19 Clear Trip B...
Page 31: ...Operation Instruction 3 3 CC350 355 series A C Operation...
Page 32: ...Operation Instruction 3 3...
Page 33: ...Operation Instruction 3 3...
Page 34: ...Operation Instruction 3 3...
Page 35: ...Operation Instruction 3 3...
Page 44: ...Operation Instruction 3 4 1 9 Retarder operation...
Page 45: ...Operation Instruction 3 4 Section 1 1 2 1 10 Stopping parking...
Page 49: ...Operation Instruction 3 4 1 14 1 Emergency operation...
Page 50: ...Operation Instruction 3 5 WABCO ABS BASIC INTRODUCTION...
Page 51: ...Operation Instruction 3 5...
Page 52: ...Operation Instruction 3 5...
Page 53: ...Operation Instruction 3 5...
Page 54: ...Operation Instruction 3 5...
Page 55: ...Operation Instruction 3 6 ECAS System Introduction for tourist bus use 1 System introduction...
Page 56: ...Operation Instruction 3 6 3 System function...
Page 57: ...Operation Instruction 3 6...
Page 169: ...Appendix 7 6 Air braking schematic diagram...
Page 170: ...Appendix 7 7 Electric schematic diagram of the complete car 1...
Page 171: ...Appendix 7 7 Electric schematic diagram of the complete car 2...
Page 172: ...Appendix 7 7 Electric schematic diagram of the complete car 3...
Page 173: ...Appendix 7 7 Electric schematic diagram of the complete car 4...