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The Triple Offset Butterfly Zetrix

The Triple Offset Butterfly Zetrix


• “Smart” sealing ring – self-aligning
• Elastic stainless steel and graphite sealing ring
• Stellited seat (stellite no. 21)
• Tight metal seal, leakage rate A acc. to EN 12266-1
• Optimised characteristic permits shut-off and control function

Design

EN 12516, ASME B16.34, API 609

Type of connection

EN 1092, ASME 16.5, ASME 16.47

Nominal diameter

Double flange:

DN 80-1200, 3” - 48”

Lug type:

DN 80-600, 3” to 24”

Butt-weld ends:

DN 80-600, 3” to 24”

Nominal pressure

PN 10 to PN 40, Class 150, Class 300 / 600

Face-to-face

Double flange:

DIN EN 558-1 series 13, ISO 5752, API 609

Lug type:

DIN EN 558-1 series 16, ISO 5752

Butt-weld ends:

DIN EN 558-1 series 14, ISO 5752

Material

Cast steel (1.0619 +N; SA216 WCB) Stainless steel (1.4408; SA351 CF8M)

Temperature

-60°C up to +427°C

Approvals

firesafe, SIL, ATEX, ISO 15848-1, ATEX