L型（BQ44型）、T型（BQ45型）夹套保温三通球阀

HG5-89型上、下展式放料阀

BZ41H-16夹套保温闸阀

BZ40H夹套保温闸阀

BQ641M气动保温球阀

BQ341H球阀

BQ71F夹套保温对夹式球阀

BQ41F夹套保温球阀

BQ41F-16夹套保温球阀（二段式）

BJ65W截止阀

BJ45夹套保温直流式截止阀

BJ41Y-300Lb（变径）截止阀