... are a specialized manufactory in producing Flanges;flange3Standard: ANSI Flange, MSS Flange, API Flange, AWWA Flange, DIN Flange, JIS Flange, BS Flange and ... Yellow print, black print, oil and Zn6Class: 150LB~2500LB7Material: Carbon steel, Stainless steel and Alloy steel8Usage: Petroleum, Chemical, ... available as the requirement of the client13We are approved by ISO 9001:2000authentication DIN flange/ ...