JB/T 7371-1994
Mechanical seal for alkali-proof pumps (English Version)
- Standard No.
- JB/T 7371-1994
- Language
- Chinese, Available in English version
- Release Date
- 1994
- Published By
- Professional Standard - Machinery
- Status
- 2011-08
- Replace By
- JB/T 7371-2011
- Latest
- JB/T 7371-2011
- Scope
- This standard specifies the types, parameters, main dimensions, model and variety representation methods, technical requirements, test and inspection methods, installation and use requirements, etc. of mechanical seals for alkali-resistant pumps. This standard is applicable to mechanical seals for alkali-resistant pumps. Its working parameters are: sealing medium pressure 0~0.5 MPa; sealing medium temperature not higher than 130℃; rotation speed not higher than 3000 r/min; shaft diameter 28~85 mm; medium Alkaline liquids such as sodium hydroxide, potassium hydroxide, sodium carbonate, sodium bicarbonate, calcium carbonate, potassium carbonate, etc., in which the caustic alkali concentration is not more than 42% and the solid particle content is less than 20%.
JB/T 7371-1994 history
- 2011 JB/T 7371-2011 Mechanical seal for alkaline resisting pump
- 1994 JB/T 7371-1994 Mechanical seal for alkali-proof pumps
