KEYSTONE蝶阀，KEYSTONE执行器，keystone阀门，keystone气动执行器，keystone气动执行机构，美国keystone蝶阀，广州keystone，北京keystone，上海keystone。
keystone阀门全系列的详细描述：
F360、F990、F14、F38调节蝶阀，F14高性能蝶阀，F02电动执行机构，F221、FAR1气动开关蝶阀，F79U003、006、012 、024、 036 、065单、双作用气动执行机构，F360 F370 K-LOK双偏心蝶阀 | KEYSTONE | | 型 号： | F990,F611,F221,F360,F370,F79U,FAR1,F14 | 规 格： | F990,F611,F221,F360,F370,F79U,FAR1,F14 |
| 产品 | 品牌 | 压力 | 温度 | 尺寸 | | Butterfly Valves - Figure F221 / F222 | Keystone | 0 to 1600 kPa | -30 to 105 C | 50 to 300 mm | | Butterfly Valves - Figure F611 / F612 - 040mm-300mm | Keystone | 0 to 1600 kPa | -40 to 150 C | 40 to 300 mm | | Butterfly Valves - Figure F611 / F612 - 350mm-600mm | Keystone | 0 to 1600 kPa | -40 to 150 C | 350 to 600 mm | | Butterfly Valves - Figure F920 - Process Control | Keystone | 0 to 1000 kPa | -40 to 150 C | 50 to 300 mm | | Butterfly Valves - Figure F990 - 025mm-500mm | Keystone | 0 to 1000 kPa | -40 to 150 C | 25 to 500 mm | | Figure 320/322 | Keystone | Up to PN 16 | -29°C - +120°C | DN 50-300 | | Figure 990 | Keystone | Up to PN 10 | -10°C - +150°C | DN 25-300 | | Figure V11 | Keystone | Up to 150 psi | -40°C - +120°C | DN 65-1800 | | Figures AR1 and AR2 General Purpose Valve | Keystone | Up to 175 psi | Up to 350 F | 2 to 36 inch | | Model BrewSeal | Keystone | Up to PN 10 | -30°C - +150°C | DN 40-800 | | Model OptiSeal F14-F17 | Keystone | Up to PN 16 | -40°C - +160°C | DN 40-900 | | Model ParaSeal | Keystone | Up to PN 25 | -15°C - +130°C | DN 50-2400 | | Model PremiSeal F38 | Keystone | Up to PN 16 | -40°C - +120°C | DN 20-300 | | Slurry Valves - Figure F990 - Ceramic Coating | Keystone | 0 to 1000 kPa | -40 to 150 C | 25 to 500 mm | | Model CompoSeal | Keystone | Up to PN 16 | -40°C - + 120°C | DN 40-300 |
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