Ball valve manufacturer p...--七彩桥论坛
2012年7月16日 ... Trunnion ball valve to select previous ball seal structure, after ball seal structure or forward .... Choice of soft or metal-to-metal seated designs.
Address
Tel
86-769-22343472
Website
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xn--w9qt71bvsrj8t Contacts: Tel: 86-769-22343472 Website: xn--w9qt71bvsrj8t.com
xn--w9qt71bvsrj8t's website is xn--w9qt71bvsrj8t.com