1.name:carbon steel elbow 2.standard:ASME,GB,DIN,JIS,GOST 3.LR,SR 4.certification:API, ... steelWe can produce according to materials appointed by consumers.STANDARDANSI,ASME,API5L,DIN,JIS,BS,GBwe can also produce according to ... drawing by customers.WALL THICKNESSSch10-sch160SIZE1/2“-72”RANGE OF APPLICATIONChemical industry, construction industry, petroleum industry, domestic ...