X13W二通内螺纹全铜旋塞阀

YDAX47美标压力平衡式倒装油密封旋塞阀

X43德标卡套软密封旋塞阀

X43F衬里旋塞阀

XL43F手动偏心旋塞阀

PLVL、PLVG、PLV软密封偏心旋塞阀

X43H高压法兰提升式硬密封旋塞阀

X47W油密封旋塞阀

X43X软密封旋塞阀

X43F国标旋塞阀

X13W二通内螺纹旋塞阀

X13T二通内螺纹铜芯旋塞阀