The thickness of the spring sheet is 0.45mm, and the length is 5cm. The existing mesh band quenching furnace and the mesh are back. What is the specific thermal treatment process? What’s more?

I am a northerner. I work in Taizhou in the first year. I do n’t know what gifts I bring home. Everyone recommends it. Because of the plane, it is the best one that is convenient for Taizhou!

Are there any portable specialties here? 》 Take the plane

My gold was bought in Zhou Dafu, 451 grams, I want to know, more than 300 grams of gold, and more than 200 grams, I want to change the style, I don’t know, the price of 4 is high, or the price is low!