Areva S2DAT - Attachment B: Tightening Torques for Screws & Bolts

INSTRUCTIONS FOR INSTALLATION AND MAINTENANCE
安装和维护说明手册
D0578-02-ZH
99/100
AREVA T&D S.p.A. – Via Meucci, 22 30020 Noventa di Piave (VE) ITALY – Tel. : 39 0421 309511 – Fax : 39 0421 65254
Subsidiary of AREVA T&D Italy SpA (AREVA group) with registered office in Via Meucci, 22 30020 Noventa di Piave (VE) - ITALY, under Art. 2359 of the Italian Civil Code.
ATTACHMENT "B": TIGHTENING TORQUES FOR SCREWS & BOLTS
附件 B： 螺钉螺栓紧固扭矩
STAINLESS STEEL HOT-GALVANIZED STEEL
NOMINAL
DIAMETER
SCREWS BOLTS
Nm
M4
M5
M6
M8
M10
M12
M14
M16
M18
M20
M22
M24
Nm
/
/
4.5
11
19
32
50
78
/
/
/
/
Nm
1.5
3
5
12
23
40
63
95
126
175
240
320
Nm
/
/
/
/
/
58
90
140
190
270
360
470
Nm
/
/
/
/
/
65
105
160
220
300
400
520
SCREWS BOLTS
WARNING: in case of connection of stainless steel with hot-galvanized steel,
comply with stainless steel values