304不锈丝扣型阀J13W-1-60P/高压548内丝针型阀DN钢15-D针N25

BCV 47 E6433 R5426D111CA-F SUR548J SOT23-3

贴插B731-K560-5N10-B548-D633-W06G-3N60-B837-J606

600-D15S-140 603-548S-060 600-J05S-180

J5501 J549S J548D J5471 J5321