ball-type valve

Abrasive resistance of sprayed Al_2O_3-TiO_2 and WC-Co coatings on high temperature ball valve

高温球阀喷涂Al2O3-TiO2和WC-Co涂层的耐磨粒磨损性能

Technical Retrofit of ALFA Ball Valve in Ethylene Plant

乙烯装置ALFA开关球阀的技术改造

Italy ALFA completely range of ball valve in petrochemical area.

意大利ALFA全系列石油化工球阀；

The first major evolution to the True Union Ball Valve, Model-B, introduced the Tru-Bloc concept, a functional safety feature.

True Union球阀的第一次重大改进是型号B，引进了Tru-Bloc的设计理念，一种更加安全的性能。

Brief Introduction of a New Digital Ball-type Charging Throttle Valve in Bell-less Top Equipment

无料钟炉顶设备中一种新型球式数字缸料流调节阀的简介

CPVC housed stem extensions are not intended for the horizon ball valve series.

CPVC封装的阀杆加长件并不用于水平球阀系列。