| BRAND | Wika |
| Product | 990.23 |
| Internal code | ONR4442491 |
| Technical specification | Diaphragm Seal, Model 990.23, Wika Brand, Mounting Specification: Direct Mount, System Fill Fluid; KN2 Silicone oil for general applications, Minimum process temperature: 0 ° C, Maximum process temperature: + 50 ° C, Pressure measurement at ambient temperature min: + 10 ° C, Pressure measurement at ambient temperature max .: + 40 ° C Diaphragm seal for pulp and paper applications. Specifications per data sheet: ACS L990.23 (ACS 99.09)., Nominal pressure rating: PN40, Upper housing material / housing material: stainless steel 1.4404 (316L); UNS S31603., Diaphragm Material: 1.4435 (316L) Stainless Steel, UNS S31603, Extended Diaphragm Length: 0.67 inch (17mm), Weld Bolt: Stainless Steel, PN25, Gasket: Perbunan D48xD59x2 Flat Gasket, Parts fixing: Stainless steel retaining flange., Type of certificate: Inspection certificate acc. According to EN 10204 3.1 Certificate language: Spanish and English, Certificate for: diaphragm closure system with pressure measuring instrument, Accuracy: listed calibration values (traceable to national standards), Material certificate: Wetted parts material ( metal content) with mill certificate incl. Chemical analysis. |
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