Nominal pressure：PN16 ～ PN40 (ANSI Class150 ～ 300)
Suitable temperature：-29℃(-20℉)～ +200℃(392℉)
Mode of operation：Lever, Gear (Vertical/ Horizontal), Electric driven, worm gear.
Working medium：Petroleum/ Gasoline, Liquefied natural gas / Liquefied petroleum gas, Petrochemicals, Iron & Steel plants, Heating pipes, etc.

Materials:

1）Body：WCB ST37.0，A106-B; No.20 of steel

2）Sphere：Stainless steel 304/316

3）Stem：2Cr13

4）Stem seal: the fluorine rubber

5）Sphere seal：RTFE（PTFE+C）

Features:

1）Nominal Diameter：DN15 ～ 300

2）Nominal Pressure：PN 16 ～ 40

3）Working Temperature：-29℃ ～ +200℃

4）Suitable Medium: Petroleum/ Gasoline, Liquefied natural gas / Liquefied petroleum gas, Petrochemicals, 

Iron & Steel plants, Heating pipes, etc.

5）Operation mode: Lever, Gear (Vertical/ Horizontal), Electric driven, worm gear.

Application:

Gas for city: main pipeline and each branch pipeline of gas delivery. 

District heating: output delivery pipeline and branch line of large-scale heating equipment.

Heat exchanger: open and close of pipeline and each loop

Iron Steel plants: various fluid pipelines, exhaust emissions pipelines, coal gas and heat supplying pipeline,

 fuel supplying pipeline.

Various industrial equipments: heat-treatment pipeline, industrial coal gas and heat pipeline