Is the new concrete pump tubing S valve factory direct

1. S valve with high manganese steel casting molding, easy to wear face with a wear-resistant material surfacing, high temperature and wear-resistant dual advantages. - Section transition smooth, smooth concrete flow, the pumping performance is further improved. ? 2. Brand / model:? SANY / thirty-one / 230S valve Model: 230S Valve Brand:? SANY / thirty-one Specifications:? 230S valve ?? Model: gaskets / 80 / 125mm Material:?? Rubber effect: the fixed seal ? Scope: Pumps, Concrete Duct Properties:? high pressure resistance, wear brand:? is the new model:? 80 / 125mm inner diameter:? 125 (mm) mm sample or spot:? Spot Whether standard parts:? Standard Parts Accessories Suitable for: Concrete equipment