The Meaning Of Letter J In 201 Stainless Steel Strip
Since there is no unified standard, there are currently five grades of 201 stainless steel strips in China. J1, J2, J3, J4 and J5 due to different compositions and application fields. These Chinese-made 201 stainless steel strip includes more than 1% nickel contents. But international standard of Ni content is around 3.5%.