1. Malinga ndi muyezo wamakina opangira makina, mitundu ya flange ndi: mbale yamtundu wa flat-welded flange, matako-welded flange, flange yophatikizika, matako-weld ring-plate mtundu womasuka wa manja flange, flat-welded ring-plate mtundu womasuka wa manja flange. , flanged ring-plate type loose sleeve flange, flange cover. 2...
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