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valve case

Date£º2012-12-19 22:46:41 Hit£º Tage£ºvalve case ductile iron casting

 

we can produce ,valve body,valve case,by ductile iron casting,grey casting,some of the parts serve pipe system,

the grade can be HT200-HT400,QT400-QT700 ,malleable cast iron,nodular iron,spheroidal graphite cast 

iron,

some of the casting need to be heat treatment to get a good mechanical strength.

there are many foundry in Ningbo,most them equipped the inspect machine,such as spectrometer,

tensile machine,impact machine,etc.

we can provide the machining process for these casting parts,

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