Der Blätterkatalog benötigt Javascript.
Bitte aktivieren Sie Javascript in Ihren Browser-Einstellungen.
The Blätterkatalog requires Javascript.
Please activate Javascript in your browser settings.
19 Inch fasteners Tightening torques – steel bright and galvanized Diameter Grade 5 UNC UNF plain [Nm] galvanised [Nm] plain [Nm] galvanised [Nm] ¼ 12 4 13 6 14 2 15 6 ⁵⁄₁₆ 25 6 28 1 28 4 31 2 ⅜ 45 3 49 8 51 3 56 5 ⁷⁄₁₆ 72 6 79 9 81 1 89 2 ½ 110 6 121 7 124 7 137 2 ⁹⁄₁₆ 159 7 175 6 178 2 196 0 ⅝ 220 2 242 3 249 5 274 4 ¾ 391 2 430 3 436 2 479 8 ⁷⁄₈ 629 9 692 9 695 1 764 6 1 944 4 1 038 8 1 033 7 1 137 1 1 ⅛ 1 178 8 1 296 7 1 321 5 1 453 7 1 ¼ 1 662 9 1 829 2 1 841 1 2 025 2 1 ⅜ 2 179 9 2 397 9 2 481 6 2 729 7 1 ½ 2 893 7 3 183 1 3 255 5 3 581 1 Diameter Grade 8 UNC UNF plain [Nm] galvanised [Nm] plain [Nm] galvanised [Nm] ¼ 17 5 19 3 20 0 22 1 ⁵⁄₁₆ 36 1 39 7 40 1 44 1 ⅜ 64 0 70 4 72 5 79 8 ⁷⁄₁₆ 102 6 112 8 114 5 126 0 ½ 156 3 171 9 176 3 193 9 ⁹⁄₁₆ 225 6 248 2 251 8 277 0 ⅝ 311 2 342 3 352 5 387 8 ¾ 552 7 608 0 616 3 678 0 ⁷⁄₈ 890 1 979 1 982 2 1 080 4 1 1 334 5 1 467 9 1 460 7 1 606 8 1 ⅛ 1 891 9 2 081 1 2 120 9 2 333 0 1 ¼ 2 668 9 2 935 8 2 954 8 3 250 2 1 ⅜ 3 498 7 3 848 5 3 982 8 4 381 0 1 ½ 4 644 2 5 108 7 5 224 9 5 747 4 Screws These torque values are based on the Kfactors determined in accordance with DIN 946 a tightening stress of 75 % of the yield strength and the calculation formula T KDP These values are only guidelines The tightening torque for the assembly of critical connections should be determined or checked by the user by carrying out their own tests Würth Industrie is not liable for any losses or claims arising from the use of these values