HG/T 3173-2002.Fabrication and inspection method for High pressure urea equipment intergranular corrosion trend test on the urea grade extra low carbon Cr-Ni-Mo austenitic stainless steel.
1范围
HG/T 3173是以尿素级超低碳铬镍钼奧氏体不锈钢在65%沸腾硝酸溶液中的腐蚀失重作为检验晶间腐蚀倾向的试验方法。 ...
HG/T 3174-2002.Fabrication and inspection method for High pressure urea equipment selective corrosion and metallographic examination on the urea grade extra low carbon Cr-Ni-Mo austenitic stainless steel.
1范围
HG/T 3174适用于按HG/T3173《尿素高压设备制造检验方法尿素级超低碳铬镍钼奥氏体不锈钢晶间腐蚀 ...
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.
1范围
HG/T 3172适用于尿素高压设备尿素级超低碳铬镍钼奧氏体不锈钢晶间腐蚀 ...