下面是德国一家公司给某安装公司提供的转角法的安装工艺规范要求(产品是10.9级,M30螺栓连接副):
Mounting blade to hub:
M1. Apply Molykote D321r spray or equivalent MoS2 based spray on threads and nut surface;
M2. Tighten nuts with 300Nm;
M3. Tighten nuts with 325Nm;
M4. Fasten nuts further through an angular travel of 120 degrees;
Note: In case of hydraulic pre-tension, lubrication is not necessary. The aiming pre-loans equal 350 KN
2013-08-03 03:08
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