Collar Flange
Lap joint Flange
Slip-on Flange
QINGDAO HUAZHAN MACHINERY CO. LTD.
ADDRESS:Zhaoyin Mansion,36,Hongkong Middle Road, Qingdao 266071,China
TEL:+86-532-82661620
FAX:+86-532-82661612
E-Mail:max@qdhuazhan.com
moncy@qdhuazhan.com
info@qdhuazhan.com
