1. Why does stainless steel also have magnetism? 304 stainless steel belongs to austenitic stainless steel, austenite in the cold working process is part or a small amount of martensite, martensite is magnetic, so 304 stainless steel is non-magnetic or micro-magnetic. You can consult relevant information on this question.
2. What are the most commonly used stainless steels?
1. 201 stainless steel, suitable for use in dry environment, water is easy to rust.
2. 304 stainless steel material, suitable for outdoor or wet environment, corrosion resistance, acid resistance.
3. 316 stainless steel, molybdenum added, more corrosion and hole corrosion resistance, especially suitable for sea water and chemical media.
3.How to identify authentic 304 stainless steel products?
1. Support 304 stainless steel special detection potion detection, if does not change color for authentic 304 stainless steel.
2. Support chemical composition analysis spectral analysis.
3. Support smoke test to simulate the actual use environment.
4. Why choose Dasicheng Precision Technology Company?
Dasicheng Precision Technology Co., Ltd. It is a professional brand of screw fasteners! Our screws are made of real materials. Our products are authentic stainless steel material, corrosion resistance, complete thread, smooth surface, deep thread mouth, good stress. Affordable price can be more sustainable and better development.
5.How long is your delivery time?
A: Generally it is 7-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.