KSB Amacan K, Installation & Operating Manual

Page: 84 / 126

7 Servicing/Maintenance
84 of 126
Amacan K
1579.807/07-EN
7.8 Tightening torques
Table 32: Tightening torques [Nm] depending on thread, steel grade and property class
Steel grade - A2, A4 A2, A4 1.4410 1.4462
Property class 8.8 -50 -70 R
p0.2
≥ 530 N/mm
2
R
p0,2
≥ 450 N/mm
2
Thread
Minimum Rated torque Minimum Rated torque Minimum Rated torque Minimum Rated torque Minimum Rated torque
M4 3,0 3,4 1,0 1,1 2,1 2,4 2,5 2,8 2,1 2,4
M5 6,1 6,8 2,0 2,2 4,3 4,8 5,0 5,6 4,3 4,8
M6 10.3 11 3,4 3,7 7,2 8,0 8,5 9,5 7,2 8,0
M8 25 28 8,2 9,1 18 19 21 23 18 19
M10 49 55 16 18 35 38 41 45 35 38
M12 85 94 28 31 59 66 70 78 59 66
M14 134 149 44 49 94 105 111 124 94 105
M16 209 232 69 76 147 163 173 192 147 163
M20 408 453 134 149 287 319 338 375 287 319
M24 704 782 231 257 495 550 583 648 495 550
M27 1025 1139 36 374 721 801 849 944 721 801
M30 1403 1559 460 511 986 1096 1162 1291 986 1096
M33 1888 2098 619 688 1327 1475 1563 1737 1327 1475
M36 2445 2717 802 891 1719 1910 2025 2250 1719 1910
M42 3904 4338 1281 1423 2745 3050 3233 3592 2745 3050
M48 5880 6534 1929 2144 4135 4594 4870 5411 4135 4594
NOTE
If using an adjustable torque wrench or screwdriver, adjust it to a value within the
indicated range between the minimum and the rated torque.
7.9 Spare parts stock
7.9.1 Ordering spare parts
Always quote the following data when ordering replacement or spare parts:
▪ Order number
▪ Order item number
▪
Type series
▪ Size
▪ Year of construction
▪ Motor number
Refer to the name plate for all data. ( ð Section 4.4, Page 19)
Also specify the following data:
▪ Part number and description (
ð
Section 9.1, Page 88)
▪
Quantity of spare parts
▪ Shipping address
▪ Mode of dispatch (freight, mail, express freight, air freight)