Qingdao Antai Import and Export Co.,Ltd

Qingdao Antai Import and Export Co.,Ltd

Casting parts for different valves

Casting parts for different valves:Vkontakte

Keyword: Sand Casting, Investment Casting, Valve Casting, Steel Casting, Metal Casti

Valve products include:

Butterfly valve,Ball valve,Gate valves,Check valves,Globe valves,Y strainer and others.

Material:Grey iron,Ductile iron,Carbon steel or Ss.

One:Sand Casting Method: Suitable to do cast iron casting, especially ductile iron casting and gray iron casting valve products. Now we use sand casting method to do cast iron valve body.  This method can get a good inner quality, but the machining allowance is little large, the buyers must machine all contact surface and flange hole.  This method is also suitable to get big size valve parts with steel material or cast iron material. 

Second:Investment Casting Method:  this method is suitable to do carbon steel and stainless steel valves, especially ball valves. it can get a good surface finish and dimensions.

Third:Lost Foam Casting Method: we mainly do cast iron valve parts by lost foam casting, it can get good surface finish and good dimension.

The Valve common Material as following:

1.Gray Iron, use to PN16 valves: HT200, HT250, HT300, HT350.

2.Ductile Iron: use to PN40 valves: QT400-18, QT500-7,ASTM A536 ( 60-40-18,65-45-12, 80-55-06).

3.Carbon Steel, suitable to high pressure: WCA, WCB.

4.Stainless Steel: ASTM A351 CF8/CF8M/CF3/CF3M.

-Team Antai

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