About the stainless steel socket screw material introduction
Stainless steel hexagon socket bolts are also called stainless steel hexagon screws, or stainless steel cylinder head hexagon socket screws.They're called differently, but they all mean the same thing.Stainless steel hex bolts are made of stainless steel.Below small series and everyone to talk about stainless steel hexagon screw material.
Stainless steel hexagon screw material is generally stainless steel SUS201, stainless steel SUS304, stainless steel SUS316 and so on.The commonly used stainless steel hexagonal screw has two kinds of head with and without knurling.There are several ways to determine what stainless steel hexagon is made of.The first is to use the naked eye, which requires relatively rich screw technicians or sales staff.But look with naked eye stainless steel inside hexagon screw is what material to pledge after all, can have an error commonly, that is to say not quite accurate.The second is to test with potions.The test stainless steel what material potion point a few drops on the stainless steel hex screw, if it will change color, will become red, is the stainless steel SUS201 hex screw, if it does not change color is the stainless steel SUS304 grade screws.Generally in the stainless steel hexagon screw head has straight knurling process can be judged as authentic SUS304 screw production.Stainless steel hexagon socket screws without knurling on the head can be regarded as products with poor quality or low nickel content.But specific analysis still can the report that quality checks an unit to issue is accurate.
