1.Conforms to DIN3352,BS5163,SARS664/665。 2. Face to face dimensions conform to EN558 SARS664。 3. Nominal pressure: 1.0*** , 1.6***, 2.5*** 4. Socket end: fitted with NBR/EPDM rubber seat to suit PVC-PIPES 5. test and inspection : DIN3230,BS6755。 6. Suitable media: water, neutral liquid. 7. Working temperature: NBR<80, EPDM,100 8. Operator: handwheel, nut, extension stem, gear operator
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