Dimension and tolerances of NUTS and Washers – Wind tower foundation anchor bolt _ Anyang Longteng

Dimension and tolerance inspection shall be in accordance with GB/T6170-2000 “Hexagon regulat nuts(style 1)”. See Table 3 thickness m is symboled and described.

Table 3 Thickness of nuts


Specification of nuts M30 M36 M42 M48 M56 M64
 P 3.5 4 4.5 5 5.5 6
Q/AYLT 06-2016 THmm


max 31.5 38.5 42.0 47.0 56.0 63.0
min 30.0 37.0 38.0 45.5 54.0 61.0

Our manufacture have the most advanced facility of heat treatment, with experienced experts and service teams. Main products are Wind turbine foundation cage, anchor bolts, studs, nuts, washers, rock bolts, heat treating round bars, heat treated stirrup, seamless tubes.


Anyang Longteng Heat Treatment Material Co.,Ltd

Add:  Industrial Park, Indu District, Anyang City, Henan Province, P.R.C.

TEL:  +86-372-2256782

Email: [email protected]

Post time: Aug-24-2018