球阀规格参数缩写说明：

BV：Ball valve，球阀

FP：全通径

FB：Full Bore，全通径

SEY：Side Entry，侧装式

TEY：Top Entry，顶装式

TRUB：TRUnnion Ball，固定球

TRN：TRuNnion Ball，固定球

EB FOR LTS：Extended Bonnet，加长阀盖；Low Temperate Service 应用于低温

例子：

球阀1 FP,SEY,TRUB,A351 CF3/CF8,TRIM:316/PCTFE, ASME B16.34,BS6364,LEVER,EB FOR LTS(-196℃)

球阀2 FP,TEY,TRUB,A351 CF3/CF8,TRIM:316/PCTFE, (PUP 100mm,PE,A312 304/304L),ASME B16.34,BS6364,LEVER,EB FOR LTS(-196℃)