GB/T 25151.2-2010
Fabrication and inspection method for high pressure urea equipment.Part 2:Selective corrosion examination and metallography examination for ultra low-carbon chromated nickel molybdenum austenitic stainless steel of urea grade (English Version)

Standard No.: GB/T 25151.2-2010
Language: Chinese, Available in English version
Release Date: 2010
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 25151.2-2010

Scope: This part of GB/T 25151 specifies the sample selection, fabrication, inspection items and methods for the selective corrosion depth and microstructure inspection of urea super low-carbon chromium-nickel-molybdenum austenitic stainless steel. This standard applies to selective corrosion inspection and metallographic inspection of urea super low carbon chromium nickel molybdenum austenitic stainless steel after intergranular corrosion test.

GB/T 25151.2-2010 history

2010 GB/T 25151.2-2010 Fabrication and inspection method for high pressure urea equipment.Part 2:Selective corrosion examination and metallography examination for ultra low-carbon chromated nickel molybdenum austenitic stainless steel of urea grade