alloy steel blind flange wholesale
PIC-(alloy steel blind flange wholesale)
1. According to the different type, the flange can be divided into plate flat, with neck downward welding, butt welding with neck, flange cover (also called blind flange or blind plate), socket welding flange, threaded flange (also called threaded flange), integral flange, lap joint flange (flange), etc.
2. According to the different material, can be divided into carbon steel flange, stainless steel flanges, steel flanges, such as plastic flange form.
3. According to the connection method, there is welding flange, threaded flange connection.
4. According to the standard of flange, can be divided into national standard flange, American standard flange, British standard flange, Japanese standard flange, Russia standard flange, flange and so on standard jis standard.
5. Based on production process, can be divided into cast steel flange, forging flange, plate flange, steel flange, flange, welding thermal expansion flange, etc.