... ,L is used for the code name of water supply pipe and pipe fittings;Q is used for the code name of ... :T is used for the code name of special fluid pipe and pipe fittings. performerce character1.Hith strength,strong impact resistance;2 ... fields of productsOur products are widely applicable for chemical industry,oilfield,mine,wharf,textile,municipal construction,non-ferrous metal smelting,agricultural ...