1：石由装置用阀门；

1: Valves for stone equipment;

　　炼油装置，炼油装置需用的阀门大多是管道阀门，主要为闸阀、截止阀、止回阀、阀、球阀、蝶阀、疏水阀，化纤装置，丙烯晴装置，合成氨装置。

The valves required for refining equipment are mostly pipeline valves, mainly including gate valves, globe valves, check valves, safety valves, ball valves, butterfly valves, drain valves, chemical fiber equipment, propylene glycol equipment, and synthetic ammonia equipment.

　　2：水电站应用阀门：我国电站的建设正向大型化方向发展，所以需用大口径及高压的阀、减压阀、截止阀、闸阀、蝶阀、紧急堵截阀及流量控制阀、球面密封仪表截止阀。

2: Application of valves in hydropower stations: The construction of power stations in China is developing towards large-scale development, so large diameter and high-pressure safety valves, pressure reducing valves, globe valves, gate valves, butterfly valves, emergency shut-off valves, flow control valves, and spherical sealed instrument globe valves are needed.

　　3：冶金应用阀门：冶金行业中氧化铝行为主要需用耐磨料浆阀（在流式截止阀）、调节疏水阀。炼钢行业主要需用金属密封球阀、蝶阀及氧化球阀、截止闪和四通换向阀；

3: Metallurgical application valves: In the metallurgical industry, wear-resistant slurry valves (in flow stop valves) and regulating drain valves are mainly required for aluminum oxide behavior. The steelmaking industry mainly requires metal sealed ball valves, butterfly valves, oxidation ball valves, shut-off flash valves, and four-way directional valves;

　　4：海洋应用阀门：跟着海上油田开采的发展，其海洋平发需用阀门的量也逐渐增多。海洋平台需用关断球阀、止回阀、多路阀；

4: Marine application valves: With the development of offshore oil field exploitation, the number of valves required for marine development is gradually increasing. Offshore platforms require shut-off ball valves, check valves, and multi way valves;

　　5：食品医药应用阀门：该行业主要需用不锈钢球阀、全塑球阀及蝶阀。以上10种大类阀门产品中，通用阀门的需求相比居多，如仪表阀门、针型阀、针形截止阀、闸阀、截止阀、止回阀、球阀、蝶阀居多；

5: Food and pharmaceutical application valves: This industry mainly requires stainless steel ball valves, non-toxic all plastic ball valves, and butterfly valves. Among the above 10 categories of valve products, the demand for general-purpose valves is relatively high, such as instrument valves, needle valves, needle globe valves, gate valves, globe valves, check valves, ball valves, and butterfly valves;

　　6：乡村、城市建筑应用阀门：城建系同一般采用低压阀门，目前正向型和型方向发展。型的胶板阀、平衡阀及中线蝶阀、金属密封蝶阀正在逐渐取代低压铁制闸阀。海内城市建筑需用阀门多为平衡阀、软密封闸阀、蝶阀等；

6: Rural and urban building application valves: Urban construction systems generally use low-pressure valves and are currently developing towards environmentally friendly and energy-saving directions. Environmentally friendly rubber plate valves, balance valves, centerline butterfly valves, and metal sealed butterfly valves are gradually replacing low-pressure iron gate valves. Most of the valves required for urban construction in China are balance valves, soft sealed gate valves, butterfly valves, etc;

　　7：乡村、城市供热用阀门：城市代热系统中，需用大量的金属密封蝶阀、水平平衡阀及直埋式球阀、因这类阀管道纵向、横向水力失调题目，达到、代热平衡的目的。

7: Valves for rural and urban heating: In urban heat generation systems, a large number of metal sealed butterfly valves, horizontal balance valves, and buried ball valves are required to solve the problem of longitudinal and transverse hydraulic imbalance in pipelines, achieving the goal of energy conservation and heat generation balance.

　　8：应用阀门：海内系统中，给水系统主要需用中线蝶阀、软密封闸阀、球阀、排气阀（用于排除管道中的空气）。污水处理系统主要需用软密封闸阀、蝶阀；

8: Environmental protection application valves: In the domestic environmental protection system, the water supply system mainly requires the use of centerline butterfly valves, soft sealed gate valves, ball valves, and exhaust valves (used to remove air from pipelines). The sewage treatment system mainly requires the use of soft sealed gate valves and butterfly valves;

　　9：燃气用阀门：城市燃气阀门用量大，其类型也多。主要需要球阀、旋塞阀、减压阀、阀；

9: Gas valves: Urban gas valves have a large usage and various types. Main requirements include ball valves, plug valves, pressure reducing valves, and safety valves;

　　10：管线应用阀门：长输管线主要为原油、成品没及自然管线。这类管线需用量居多的阀门是锻钢三体式全通径球阀、抗硫平板闸阀，阀，止回阀。

10: Pipeline application valves: Long distance pipelines mainly include crude oil, finished products, and natural pipelines. The valves that require the majority of this type of pipeline are forged steel three body full bore ball valves, sulfur resistant flat gate valves, safety valves, and check valves.

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