X13H二通压力表旋塞阀

X43W二通全铜旋塞阀

X14H三通压力表旋塞阀

X44T三通铜芯旋塞阀

X43F美标法兰式卡套旋塞阀

BX43W/BX44W沥青专用阀

X13W二通内螺全铜旋塞阀

YDAX47美标压力平衡式倒装油密封旋塞阀

X44W三通全铜旋塞阀

X14W三通内螺纹全铜旋塞阀

X14T三通铜芯内螺纹旋塞阀

X43德标卡套软密封旋塞阀