cate the head),mm;H—Hemispherical head total depth,mm;Packaging DetailsCarbon Steel hemispherical End Cap Dished Ends Pressure Vessel Heads?1. Iron fram?2. Wooden Box?3. Iron pallet?4. Wooden pallet5. Professional fixation?6. Customized requirement?Surface Treatment:1. Intermediate 2. Sand / Shot Blasting after Heat Treatment;3.?Weld Edge Preparation (Manual & Machined)If you like our stainless steel head,elliptical Head, spherical head, dished head, flat bottom vessel head...welcome