Ferritic stainless steel material classification: 430 ordinary chrome steel, its corrosion resistance and heat resistance is better than 410, a magnetic Jinan carriage screws Guinness, but it can not be heat strengthened, while suitable for corrosion and heat slightly higher performance, strength requirements generally stainless steel screws. A-286, a nonstandard stainless steel carriage bolts factory in Jinan, than the commonly used 18-8 stainless steel has a higher resistance to corrosion Jinan carriage bolts, and still has good mechanical properties at elevated temperatures. Used high-strength, heat-resistant, corrosion-resistant stainless steel screws can be used to 650 ~ 700 ℃. Austenitic stainless steel: 302,303,304,305 common model for the four models, namely the so-called "18-8" type austenitic stainless steel four models. Whether corrosion Jinan direct carriage screws or mechanical properties are similar. The starting point is the selection of the production process for a stainless steel screw, and the method in turn depends on the size and shape of the stainless steel screw, and also depends on the quantity of production. 304 Jinan carriage bolts, carriage bolts, Jinan, Jinan Road ground is provided by Jinan Daoqin Trading Company. Jinan Daoqin Trading Company (www.daoqinshangmao.com) (http://www.daoqinshangmao.com) strong, credible, in Jinan, Shandong and other hardware accessories industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Jinan Road ground and you work into the brilliant, for a better future! You can also access (www.daoqinshangmao.com/supply_details_41389110.html), for more information about the company.