90 DEGREE CARBON STEEL ELBOW 1)OD:1/2"-50" 2)WT:5MM-30MM 3)Material: A106,A53,304,316,304L,316L 4)Standard:ANSI,JIS,DIN 1.elbows pipefitting2.ISO9001-2000Approal3.We are an ISO 9001-2000 certified company, which indicated that all of our products are meet this international standard. Our company has establish a good business credit in the past years in local market due to our strictly accordance ...