Pressure Gauges

Isolation rings

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80 Wafer Isolation Ring The Ashcroft® 80 isolation ring or isolation device is mounted inline with process piping.
Pipe Size	Assembly Flange Materials	Inner Flexible Wall Materials
2" - 20"	Carbon Steel, 316 Stainless Steel	Buna, Teflon®, EPDM, Viton® and Natural Rubber

80 Wafer Isolation Ring

The Ashcroft® 80 isolation ring or isolation device is mounted inline with process piping.

Pipe Size

Assembly Flange Materials

Inner Flexible Wall Materials

2" - 20"

Carbon Steel, 316 Stainless Steel

Buna, Teflon®, EPDM, Viton® and Natural Rubber

Spec

Data Sheet

80 Wafer Isolation Ring

The Ashcroft® 80 isolation ring or isolation device is mounted inline with process piping. Used for process protection of measuring instruments, the "ring" design eliminates process accumulation, assuring reliable and accurate pressure readings. Ideal when reliable and continuous pressure measurement is needed.

Key Features:

360° sensing flexible inner-liner; no process deadleg
Complete instrument protection
Safe Quick Release (optional) enables instrument removal without loss of fill or process shut down
Needle valve (optional) dampens pulsation effects
Retrofit flange (optional) allows easy replacement of other manufacturer models

Specifications:

Process size:
Type 80 (wafer): 2" to 20"
Type 81 (bolt thru): 2" to 10"
Flange rating: 150 and 300 class

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81 Bolt Thru Isolation Ring The Ashcroft® 81 isolation ring or isolation device is mounted inline with process piping.
Pipe Size	Assembly Flange Materials	Inner Flexible Wall Materials
1" - 10"	Carbon Steel, 316 Stainless Steel	Buna, Teflon®, EPDM, Viton® and Natural Rubber

81 Bolt Thru Isolation Ring

The Ashcroft® 81 isolation ring or isolation device is mounted inline with process piping.