UJ41H-16C硬密封柱塞截止阀

U41SM-16P304柱塞阀

U41S法兰连接柱塞阀

U11H永嘉县内螺纹柱塞阀

UZ41H永嘉县手动柱塞闸阀

UJ941H永嘉县电动柱塞截止阀

U44HU44H永嘉县硬密封角式柱塞阀

U41SM永嘉县手动软密封柱塞阀

UJ41H永嘉县高温柱塞截止阀

BUJ41H-16C,16P,25P法兰式保温柱塞截止阀

UJ11H-16P,16C,25P手动内螺纹柱塞截止阀

U11SM-16C,16-,25P不锈钢手动内螺纹柱塞阀