Entries by WLD Stainless

302HQ VS 304 Stainless Steel

302HQ stainless steel is a standard material specifically used in the manufacture of self-tapping screws and light mechanical screws. It is also used in bolts, setting screws, rivets, and special fasteners. The name 302HQ is not standardized. The ASTM lists it as UNS S30430, which also includes “XM-7”, “304CU”, and “304HQ”. It has now completely […]

Stainless steel 321 VS 347

The property of 321 stainless steel and 347 stainless steel is similar in most cases, the 321 stainless steel is a kind of titanium – stabilization of 18/8 austenitic stainless steel (304), a small amount of titanium makes it in carbide precipitation temperature range, that’s 425-850℃, not appear intergranular corrosion after heating, with good strength, […]

What’s the difference between 316L and 904L steel?

Commonly known as “medical-grade steel”, 316L stainless steel is not only used to make jewelry and medical scalpels due to its low allergenic properties but also used by watch manufacturing companies to make watchbands. 904L stainless steel is Austenitic stainless steel made by Outokumpu Company in Finland based on 316L stainless steel, is a super […]

The difference between Stainless steel hot rolled plate and cold rolled plate

Stainless steel has excellent corrosion resistance, processing, biocompatibility and strong toughness within a wide range of temperatures, has been widely used in the petrochemical industry, atomic energy, light industry, textile, food, household appliances and other fields. Hot rolling and cold rolling are the necessary processes for stainless steel plate forming. The hot rolled plate is […]

What is Ferritic stainless steel used for?

Ferrite stainless steel refers to the stainless steel with 11%~30%Cr and cubic crystal ferrite structure. Its high chromium content is the main element that affects its performance. The advantages of Ferritic stainless steel include low cost (without nickel), good magnetic conductivity, excellent stress corrosion resistance; Small working hardening tendency, easy to cold heading and cutting; […]