... 304/316/321 stainless steel reducer1) Size: DN15-DN1200 (1/2"-48") 2) Wall thickness: SCH10S-SCH80S3) Grade: 301,321,304,304L,316 ... : stainless steel (304,304L,316,316L,321,321H,310S,347H)2.Size:DN10—DN1000 Diameter:10-1000mm 3.Standard:ANSI,GB ...