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1.cast iron gate valve
2.DN50toDN400
body:grey iron
bonnet:grey iron
disc:brass
3.strength testing:2.4Mpa
4.enclosing testing:1.8Mpa

1.cast iron gate valve
2.DN50toDN400
body:grey iron
bonnet:grey iron
disc:brass
3.strength testing:2.4Mpa
4.enclosing testing:1.8Mpa



