AISI 317L ( DIN 1.4438 ) and AISI904L ( DIN 1.4539 ) process for Chemical industry.

A high-nickel and molybdenum austenitic stainless steel with very high corrosion resistance. 317L and ultra 904L are now used in a broad range of chemical industry applications. GYGV are using these materials from 2018.

 

IMG 7785