... 219-2420mm,WT:5-30mm,length of pipe:3-18m 3.certificate: API 5L & ISO ... a leading company in china as manufacture, stockiest, distributors, and exporters of pipe fittings products of ... B,X42,X52,X60,X65,X70applicationAs conveyer pipe in the fields of petroleum , heat, and natural ... gas, construction pipe, ground piling pipeOutside diameter219-2420mmWall thickness5.00 ...