Are American tourist visas the same as immigrant visas?

No, you can apply for a B-2 American tourist visa for traveling, entertainment, visiting relatives and friends, seeking medical treatment, attending conferences, attending exhibitions and handling personal affairs in the United States. B-2 American tourist visas can be divided into three months, 1 year, three years, five years, 10 year and permanent, and the number of entry times can also be divided into single entry and multiple entry.