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Zhejiang Sedelon valve Co.,Ltd
Tel:0086-577-67927788
Tel:0086-577-67926789
Fax:0086-577-67927789
E-mail:valveoem@gmail.com
Website:http://www.valvemade.com
Factory Address:Baoyi Industry Park,
Oubei, Wenzhou, Zhejiang, China
Zip code: 325102 |
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Butt Welded Gate Valve
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1.The material of vlave disk an the vlave sealing face is the cobalt base hard alloy(stellite)that is hard,anti-attrite,themostable,anti-corrosive,the anti-abrasion.
2.The stem after the quenching and tempering and the surface nitriding,has the good anti-crrosion and anti-abrasion.
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