small diameter dishend for autoclave

XD Means toispherical heads which heads specification as follow

crown radius is less than diameter and knuckle area is more than 10%*diameter

there are two ways to form this size by cold work, cold press and cold spinning

Cold press forming is for standardization and mass production, it can be formed with inner diameter from 200mm to 3200mm(50mm pitch up to 2000mm, and 100mm pitch for above 2000mm), and with plates thickness of up to 28mm using the 6000ton that Hokkai developed.

Cold Spinning forming is for non standard larger Dished Heads production, this forming way can be achieved with inner diameter from 750mm-9000mm, and with plates thickness up to 45mm .

Our company are ASME U&U2 stamp holder and can provide dished heads as PED/NB/GB/ASME standard.

Usually the diameter of dishend used in autoclave is not too large, we often make mould for every shape, so our delivery date can be batter and quaility is goos.

The bellow is one drawing of this kind dishend.

Product Categories : Stainless Steel Dished Head > Stainless Steel Torispherical Head