ASME U-Stamp Stainless Steel Small Sized Elliptical Dished Caps for Pressure Tanks
1.Strict quality inspection of Dished Caps from GJ Formed Head Factory



2. Mainly Specifications of Dished Caps from GJ Formed Head Factory
| Specifications for Main Size of Dished Caps (Various Size of Mold in Our Factory) | ||||
| NPS/Inch | OD |
SCH10 |
SCH20 | SCH40 |
| 2inch (DN50) | 60.3mm | 2.77mm | 3.05mm | 6.02mm |
| 3inch(DN80) | 88.9mm | 3.05mm | 3.05mm | 7.11mm |
| 4inch(DN100) | 114.3mm | 3.05mm | 3.05mm | 6.02mm |
| 6inch(DN15) | 168.3mm | 3.05mm | 3.05mm | 7.11mm |
| 8inch(DN200) | 219.1mm | 3.05mm | 3.05mm | 8.18mm |
| 12inch(DN300) | 323.9mm | 3.05mm | 3.05mm | 10.97mm |


3. About Us: Henan Guojiang Precision Formed Head Co., Ltd
Henan Guojiang Precision Formed Head Co., Ltd. is a specialized manufacturer of high-quality stainless steel pipe caps, ASTM carbon steel dished caps, and large-diameter dished heads made from carbon steel and stainless steel.
Our products are widely used in pressure vessels, storage tanks, and process equipment across a variety of industries, including oil & gas, food processing, water treatment, chemicals, Pharma, and other industrial sectors.
With advanced manufacturing capabilities, strict quality control, and extensive industry experience, we are committed to providing reliable, precision-engineered solutions that meet international standards and customer requirements worldwide.

4. Related Main Products as Follows:
(1) Elliptical Head
(2) Torispherical Head
(3) Polished Mirror Head
(4) Conical Head
(5) Flat Head
(6) Pressure Vessel & Tank Head
(7) Pipe Caps
(8) Customization Accepted.