真空球閥用于接通或切斷真空(壓力)系統管路中的介質流。應用于真空、乳制品、酒業、生物工程、食品、制藥、飲料、化妝品及化工領域。
主要技術性能
| 閥門漏率：Valve Leak Rate | ≤1.3×10-4Pa.L/S. |
| 適用溫度：Applicable Temperature | -30～+150℃ -30～+150℃(PPL密封) |
| 適用范圍：Appy Range | |
| 連接型式 Loose Flange | 使用壓力范圍(Pa) |
| 活套法蘭(GB6070、919) | 0.6×106～1.3×10-4 |
| 焊接法蘭(GB6070、919) | 1.6×106～1.3×10-4 |
| 快卸法蘭(GB4982) | 0.1×106～1.3×10-4 |
| 螺紋連接 Threaded Connection | 1.6×106～1.3×10-4 |
密封件：四氟乙烯、橡膠、氟橡膠、PPL。外形及連接尺寸螺紋連接的外形及連接尺寸(圖一)
| Model 型號 | DN | G | H | E | L |
| 真空球閥 | 10 | 1/4" | 52 | 105 | 68 |
| 16 | 1/2" | 64 | 130 | 72 | |
| 20 | 3/4" | 67 | 130 | 82 | |
| 25 | 1" | 83 | 165 | 90 | |
| 32 | 1-1/4" | 89 | 165 | 112 | |
| 40 | 1-1/2" | 100 | 190 | 120 | |
| 50 | 2" | 125 | 190 | 145 | |
| 63 | 2-1/2" | 150 | 250 | 185 | |
| 80 | 3" | 161 | 250 | 210 | |
| 100 | 4" | 180 | 280 | 268 |
| Model 型號 | DN | D | Do | H | E | L | n-φc |
| 真空球閥 | 10 | 55 | 40 | 52 | 105 | 84 | 4-φ6.6 |
| 16 | 60 | 45 | 64 | 130 | 84 | 4-φ6.6 | |
| 25 | 70 | 55 | 83 | 165 | 114 | 4-φ6.6 | |
| 32 | 90 | 70 | 89 | 165 | 140 | 4-φ9 | |
| 40 | 100 | 80 | 100 | 190 | 160 | 4-φ9 | |
| 50 | 110 | 90 | 125 | 190 | 170 | 4-φ9 | |
| 63 | 130 | 110 | 150 | 250 | 195 | 4-φ9 | |
| 80 | 145 | 125 | 161 | 250 | 220 | 8-φ9 | |
| 100 | 165 | 145 | 180 | 280 | 280 | 8-φ9 |
| Model 型號 | DN | D1 | D | H | E | L |
| 10 | 12.2 | 30 | 52 | 105 | 84 | |
| 16 | 17.2 | 30 | 64 | 130 | 84 | |
| 25 | 26.2 | 40 | 83 | 165 | 114 | |
| 32 | 34.2 | 55 | 89 | 165 | 140 | |
| 40 | 41.2 | 55 | 100 | 190 | 160 | |
| 50 | 52.2 | 75 | 125 | 190 | 170 |
(USA YOCO INTERNATIONAL GROUP)
美國YOCO約克被譽為美國鋼都之城的匹茲堡市正式成立，八十多年來，美國YOCO的生產技術及銷售服務網絡不斷拓展，至今于世界各地已擁有七大銷售分公司、數以百計的維修站、生產廠房及附屬機構。美國YOCO(美國)集團公司的生產基地包括了中國、美國、英國、法國、墨西哥、澳洲、馬來西亞、日本、意大利、西班牙等地區。美國YOCO已成為、的流體控制器和工業設備制造商之一，今天的YOCO已被為世界流體控制領域的先導者。公司致力于科研開發流體控制器，生產流體控制設備系統，在許多個均有生產基地。美國YOCO產品的用戶涉及石油、化工、電力、冶金、制藥、食品、水處理、市政給排水、天然氣、造紙、電子工業、樓宇、機械設備配套等領域。
The original：
USA YOCO INTERNATIONAL GROUP is a global technology leader in fluid control in engineering companies and large suppliers. June 1928 known as the United States Steel in Pittsburgh, a city of both the formal establishment of eighty years, YOCO's production technology and the valve sales and service network continues to expand, so far around the world already has seven sales offices, Hundreds of service stations, manufacturing plants and subsidiaries. U.S.A.YOCO including the production base in China, the United States, Britain, France, Mexico, Australia, Malaysia, Japan, Italy, Spain and other regions. YOCO has become the world's largest valves, flow controllers and the most professional manufacturers of industrial equipment, today's YOCO has been recognized as the world leaders in the field of fluid control. Dedicated to scientific research and development of fluid control, fluid control equipment, production systems, in many countries and have production bases. YOCO valves user involves the petroleum, chemical, electric power, metallurgy, pharmaceutical, food, water treatment, municipal water supply and drainage, gas, paper making, electronic industry, building, mechanical equipment and other fields.
授權（Authorize）：
授權上海蝶閥門有限公司為美國約克集團的閥門產品在中國的總代理商，負責美國約克集團的閥門產品在中國推廣、銷售、技術支持及相應服務工作。
Shanghai XianDie Valve Limited Company is authorized as the General Agent of the USA YOCO INTERNATIONAL GROUP in China,is responsible for the promotion,the sale,the technical support and the corresponding service work about valves of USA YOCO INTERNATIONAL GROUP in China.
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