J48H-10-DN10,J48H-10-DN15,J48H-10-DN20,J48W-16P-DN10,J48W-16P-DN15,法兰式针型阀|产品总汇|无锡市昌林自动化科技有限公司手机版

J48H-10-DN10,J48H-10-DN15,J48H-10-DN20,J48W-16P-DN10,J48W-16P-DN15,法兰式针型阀

碳钢

铬不锈钢

聚四氟乙稀
柔性石墨

碳钢

优质碳钢

J48W-25P

铬镍不锈钢

铬不锈钢

铬镍不锈钢