HG/T 3172-2002 Fabrication and inspection method for High pressure urea equipment preparation of the test coupons for the intergranular corrosion trend test on the urea grade extra low carbon Cr -- Ni -- Mo austenitic stainless steel
Fabrication and inspection method for High pressure urea equipment preparation of the test coupons for the intergranular corrosion trend test on the urea grade extra low carbon Cr -- Ni -- Mo austenitic stainless steel