1：石由裝置用閥門；

1: Valves for stone equipment;

　　煉油裝置，煉油裝置需用的閥門大多是管道閥門，主要為閘閥、截止閥、止回閥、安全閥、球閥、蝶閥、疏水閥，化纖裝置，丙烯晴裝置，合成氨裝置。

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：水電站應用閥門：我國電站的建設正向大型化方向發展，所以需用大口徑及高壓的安全閥、減壓閥、截止閥、閘閥、蝶閥、緊急堵截閥及流量控制閥、球面密封儀表截止閥。

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：冶金應用閥門：冶金行業中氧化鋁行為主要需用耐磨料漿閥（在流式截止閥）、調節疏水閥。煉鋼行業主要需用金屬密封球閥、蝶閥及氧化球閥、截止閃和四通換向閥；

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：海洋應用閥門：跟著海上油田開采的發展，其海洋平發需用閥門的量也逐漸增多。海洋平臺需用關斷球閥、止回閥、多路閥；

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：食品醫藥應用閥門：該行業主要需用不銹鋼球閥、無毒全塑球閥及蝶閥。以上10種大類閥門產品中，通用閥門的需求相比居多，如儀表閥門、針型閥、針形截止閥、閘閥、截止閥、止回閥、球閥、蝶閥居多；

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：鄉村、城市建筑應用閥門：城建系同一般采用低壓閥門，目前正向環保型和節能型方向發展。環保型的膠板閥、平衡閥及中線蝶閥、金屬密封蝶閥正在逐漸取代低壓鐵制閘閥。海內城市建筑需用閥門多為平衡閥、軟密封閘閥、蝶閥等；

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：鄉村、城市供熱用閥門：城市代熱系統中，需用大量的金屬密封蝶閥、水平平衡閥及直埋式球閥、因這類閥解決管道縱向、橫向水力失調題目，達到節能、代熱平衡的目的。

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：環保應用閥門：海內環保系統中，給水系統主要需用中線蝶閥、軟密封閘閥、球閥、排氣閥（用于排除管道中的空氣）。污水處理系統主要需用軟密封閘閥、蝶閥；

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：燃氣用閥門：城市燃氣閥門用量大，其類型也多。主要需要球閥、旋塞閥、減壓閥、安全閥；

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：管線應用閥門：長輸管線主要為原油、成品沒及自然管線。這類管線需用量居多的閥門是鍛鋼三體式全通徑球閥、抗硫平板閘閥，安全閥，止回閥。

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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