PTFE and Stainless Steel
Tuf-Steel Offers Rugged
Composition for Demanding
Steam Environments
• Stainless Steel
and PTFE blend
• Passivated to eliminate rouging
• Non-pigmented
• Non-stick surfaces
• I.D. Pharmaceutical finish
• Type I Standard, Screen and
Orifice Plate gaskets available
Tuf-Steel Meets Stringent
Standards
• U.S. Pharmacopeia
Class VI
Certification
• Cytotoxicity Criteria
• Title 21 CFR 177.2600
• Title 21 CFR 177.1550
• USDA and 3-A Sanitary
Standards
• Current Good Manufacturing
Practices (CGMP)
• ASME-BPE Standards
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Tuf-Steel Holds Up Under
Rigorous Conditions and
Delivers Leak-Proof
Performance
• 100 CIP/SIP cycles
guaranteed
• Superior creep resistance
• Excellent expansion/contraction
stability with minimal thermal
expansion
• Excellent chemical resistance
• Stops leaks when correctly
torqued (50 in./lbs. with Torque-
Rite Model TR-50)
• No gasket extrusion into the
sanitary tube I.D.
• No obstruction of flow
• Maintains sealing stability in
 T processes
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