11. The medium wetted parts of these chemical seals are manufactured in stainless steel as standard 12. Diaphragm type chemical seal , welded version , process connection : female thread or male thread 13. The flanges of the diaphragm type chemical seal " compact " match the dimensions of standardised flanges 14. The measured media and the pressure gauge are hermetically separated by the diaphragm of the chemical seal 15. The parts of these chemical seals in contact with the medium are manufactured in stainless steel as standard 16. Diaphragm type chemical seal for paper machinery cellulose industry , process connection : dn 48 17. When the permissible rated pressure is exeeded , a specially designed diaphragm prevents damage to the chemical seal 18. When the permissible rated pressure is exceeded , a specially designed diaphragm prevents damage to the chemical seal 19. In case of overflow of maximum nominal pressure a specially shaped diaphragm design prevents damage from the chemical seal diaphragm 20. Diaphragm type chemical seal , miniature diaphragm seal with process connection , process connection : thread , rigid or turning nipple