X41F美标卡套旋塞阀

X41F-150LB美标不锈钢卡套式旋塞阀

X341F-600LB高压美标卡套式旋塞阀

X641F-150LB美标气动卡套式旋塞阀

PLVG弹性座封偏心旋塞阀

PLVP气动偏心旋塞阀

X14W三通内螺纹全铜旋塞阀

X13W二通内螺纹全铜旋塞阀

PLVG-10P不锈钢偏心旋塞阀

TG34X双密封导轨阀

XZ43X双关双断阀

X41F美标高压旋塞阀