满足更高的要求
Designed for Increased Performance Needs

　　美国DeZurik（德朱瑞克）高压刀闸阀专用于满足油砂、钢材、电力、化工和造纸等行业中更高的应用要求。这种阀门的结构性能和备选件考虑到在全世界，这些行业，特别是耐磨损、耐腐蚀和耐结垢等应用环境，对压力等级和处理条件的更高要求。美国DeZurik（德朱瑞克）刀闸阀从结构设计上已经明显延长了阀门的使用寿命，降低了更换配件和维护保养的成本。
　　DeZurik High Pressure Knife Gate valves are specifically designed to handle increased performance needs in the oil sands, steel, power, chemical and paper industries. The design features and options take into consideration the pressure classes and process conditions associated with worldwide demands of these industries, particularly for abrasive, corrosive and scaling services. DeZurik's High Pressure Knife Gate valves have been designed to significantly increase valve life, reducing replacement and maintenance costs.

阀门规格说明
Valve Specification

　　美国DeZurik（德朱瑞克）高压刀闸阀采用碳钢结构，其阀体设计结构压力可达美国国家标准化组织ANSI Class 150, 300压力等级以及500 CWP压力等级。阀门通径范围为DN80~DN1200。法兰为全凸面法兰，符合美国国家标准化组织ANSI标准。其他规格包括高流量全流道，倒流性能以及平板填料密封环。
　　DeZurik High Pressure Knife Gate valves are of carbon steel construction and have full body design structures for ANSI Class 150, 300 ratings and 550 CWP. Valves are cast for 3 - 48" (DN80 - DN1200). Flanges are full-raised face per ANSI standards. Other specifications include high flow capacity full port, reverse flow capability and scraper packing rings.

产品规格说明
Product Specification

　　阀体设计结构
　　Body Design
　　压力等级：ANSI Class 150 (PN20), ANSI Class 300 (PN50)和550 CWP (PN40)。
　　Pressure Rating: ANSI Class 150 (PN20), ANSI Class 300 (PN50) and 550 CWP (PN40).
　　法兰：法兰是全凸面，符合美国国家标准化组织ANSI B16.5标准，适用于通径DN600及以下的阀门；以及美国国家标准化组织ANSI B16.47系列A标准，适用于通径DN660~DN1200阀门。
　　Flanges: Flanges are full faced and comply with ANSI B16.5 for valves 24" (DN600) and smaller and ANSI B16.47 Series A for valves 26 - 48" (DN660 - DN1200).

　　填料/阀座：
　　Packing/Seals:
　　美国国家标准化组织ANSI Class 150压力等级和550 CWP压力等级
　　ANSI Class 150 and 550 CWP
　　填料采用多层结构，包括隔离内部平板、弹性动负载密封环和外部平板/防推出密封环。填料函采用螺栓定位并与闸板对齐。采用精密机加工使其更紧密的匹配和更有效的密封。填料函与阀体密封之间是一个O形环。
　　The packing is a multi-layered system with isolated internal scraper, resilient live-load ring and exterior scraper/anti-extrusion ring. The packing box is bolted on for position and alignment with the gate. It is machined for close fit and better sealing. The packing box to body seal is an o-ring.
　　美国国家标准化组织ANSI Class 300压力等级
　　ANSI Class 300
　　杆密封总成包括内部平板，隔离垫圈，强力杆密封和轴承。外壳与阀盖之间是一个O形环。
　　The rod seal assembly consists of internal scraper, isolation washer, heavy duty rod seal and bearing. The housing to bonnet seal is an o-ring.

　　壁厚：
　　Wall Thickness:
　　最小壁厚和安全应力符合美国国家标准化组织ANSI B16.34标准。
　　Minimum wall thickness and allowable stress conforms to ANSI B16.34.

　　材质：
　　Materials:
　　阀门采用碳钢铸造，材质为美国材料试验协会ASTM A216 WCB；316不锈钢，ASTM A351；和双2205不锈钢，ASTM A351等级CD-4MCU。
　　Valves are cast in Carbon Steel, ASTM A216 WCB; Type 316 Stainless Steel, ASTM A351; and Duplex 2205 Stainless Steel ASTM A351 Grade CD-4MCU.

　　端口流道内径：
　　Port IDs:
　　ANSI Class 150阀门与标准管道内径相匹配。ANSI Class 300和550 CWP阀门与超强管道内径相匹配。可提供缩小端口流道和V形端口流道。
　　ANSI Class 150 valves match standard pipe IDs. ANSI Class 300 and 550 CWP valves match extra-strong pipe IDs. Reduced port trim and v-notch are available.

　　提升凸耳：
　　Lifting Lugs:
　　阀门配置提升凸耳/孔径和位置，用于安全提升阀门总成。
　　Valves have lifting lugs/holes sized and located for safe hoisting of valve assembly.

　　压紧装置：
　　Jams:
　　闸板压紧装置是整体铸造在阀体上，并经过精密机加工，用于积极准确的闸板对齐。
　　Gate jams are cast integral to body and are machined for positive gate alignment.