Aseptic Diaphragm Valves


Engineering Data &
Literature Library
Drawing Library
Bio-Block Process Applications
Bio-Block P & ID
Table of Orientations



Saunders® is a leading global supplier of aseptic diaphragm valve  flow solutions to the Life Science industries. A comprehensive platform of innovative forged and machined block solutions, unique in-house polymer competence  and class leading automation and sensing technologies enable our customers to handle critical process applications with maximum security and efficiency. 




Our Product Portfolio

saunders bodies


Class leading platform of Forged 2 Way, Standard Machined Blocks and Bio Block Custom Design Solutions
saunders diaphragm


Uniquely manufactured in-house from raw ingredient to finished product to meet the exacting demands of Life Science applications
saunders bonnet

Manual Bonnets

Ergonomic manual bonnet designs to provide high performance, compact envelope and material suitability for all biopharm applications


Stainless Steel and High Performance Polymer range of compact, high performance pneumatic actuation options
saunders sensing

Sensing and Controls

VUE range of intelligent sensing options providing industry leading reliability, accuracy and reduced cost of ownership
saunders hc4 bio block bodies

Saunders® Bio Block

For custom design body solutions to meet unique piping challenges please refer to Bio Block.

Copyright © 2020 Crane Co. All Rights Reserved.