Product Name: rotary fast hand hole cover

Rotary fast hand hole cover composition:

Cylinder, flange, gasket (asbestos rubber sheet), cover, six angle nut, union bolt, upper ear plate, pin, lower ear plate, lug, washer, handle

Rotary cover fast hand hole note:

1 the gasket material allows for the change and purchase of other soft pads, but shall be indicated in the container assembly drawing.

2, the intermediate temperature of the highest impact free pressure, according to the pressure value of this table by interpolation method.

3, hand hole height H1 system according to the diameter of the container is not less than two times the nominal diameter of hand hole; if special requirements are allowed to change, but need to indicate the changed size of H1, and corrected the total quality of hand hole.