Valves: Gate: Round: Standard: ASA & ISO
**Please click the Drawing Request button below for any drawing needed.

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APERTURE |
ASA |
ISO |
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4” (100mm) |
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6” (150mm) |
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8” (200mm) |
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10” (250mm) |
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10” DP* |
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12” (300mm) |
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14” (350mm) |
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16” (400mm) |
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16” DP* |
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20” (500mm) |
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20” DP* |
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24” (630mm) |
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30” (800mm) |
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40” (1000mm) |
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48” (1200mm) |
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52” (1320mm) |
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*DP Isolates from a diffusion pump |

GNB Corporation
3200 Dwight Road, Suite 100
Elk Grove, California 95758
Tel: 916-395-3003 | Fax: 916-395-3363
info@gnbvalves.com