Name:shut off valve Applicable brands 1:putzmeister s valve Applicable brands 2:schwing s valve 1. We are a professional manufacturer of concrete pump pipes and parts in china. Our products include steel pipes, rubber hoses, elbows, bends, reducers, couplings, cleaning balls spectacle plates cutting rings, pistons, cyinder, s pipe and so on.2. As a supplier of SCHWING,SANY,ZOOMLION, we alway try ...