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Non-standard T-type

Applications

Square head size larger force surface is also large, easy to wrench stuck its head, or rely on other parts from the beginning and turning role can also be used for parts with T-slot in order to adjust the bolt position.

Basic parameters

●　Material: carbon steel alloy steel ●　specification：M10-M100(/3/8″-4″) ●　Length：20mm～1500mm ●　Grade： ●　Steel ISO898:8.8～12.9; Gr.2-Gr.8 ●　Surface: black, galvanized, hot-dip galvanized, Dacromet, Teflon and so on

Type size and mark example

End according to GB 2: no part of the thread diameter is equal to the thread diameter or equal to the thread diameter.

Parameters Table

Thread size(d) M10 M12 M14 M16 M18 M20 M22 M24 M27 M30 M36 M42 M48 b l≤125 26 30 34 38 42 46 50 54 60 66 78 - - 125<l<>≤200 32 36 40 44 48 52 56 60 66 72 84 96 108 l>200 - - 53 57 61 65 69 73 79 85 97 109 121 e min 20.24 22.84 26.21 30.11 34.01 37.91 42.90 45.50 52.00 58.50 69.94 82.03 95.03 K Nominal 7 8 9 10 12 13 14 15 17 19 23 26 30 min 6.55 7.55 8.55 9.25 11.10 12.10 13.10 14.10 16.10 17.95 21.95 24.95 28.95 max 7.45 8.45 9.45 10.75 12.9 13.9 14.9 15.9 17.9 20.05 24.05 27.05 31.05 K min 5.21 5.91 6.61 6.47 7.77 8.47 9.17 9.87 11.27 12.56 15.36 17.46 20.26 r min 0.4 0.6 0.6 0.6 0.8 0.8 0.8 0.8 1 1 1 1.2 1.6 S max 16 18 21 24 27 30 34 36 41 46 55 65 75 min 15.57 17.57 20.16 23.16 26.16 29.16 33.00 35.00 40.00 45.00 53.80 63.10 73.10 X max 3.8 4.2 5 5 6.3 6.3 6.3 7.5 7.5 8.8 10 11.3 12.5

Material Steel Thread Tolerance 8g Standard GB 196、GB 197 Mechanical behavior Grade d<39:4.8:d>39:By agreement standard GB 3098.1 Tolerance Product quality C Standard GB 3103.1 Surface treatment 1.Untreated 2.Oxidation 3.Galvanized passivation GB 5267 Acceptance and packaging GB 90