Stainless Steel Cross Countersunk Head Self-tapping Screw

Cross recessed self-tapping screws are commonly used in electrical equipment, electronic machinery, mechanical equipment, household appliances, digital products, water conservancy projects, decoration and construction, etc. Common materials for Cross Recessed Truss Head Screws include cold heading steel, carburizing steel, stainless steel, etc. After heat treatment, the surface hardness of carburizing steel is not less than 45HRC. In order to meet the working performance requirements of self-tapping screws, carburizing, quenching and tempering treatment is required. Stainless steel SUS304, SUS316, Steel Tapping Screws performance grade A2-20H, A4-25H. A2-20H means austenitic steel, cold processing, minimum hardness of 200HV, A4-25H means austenitic steel, cold processing, minimum hardness of 250HV. Cross Recessed Pan Head Bolts are forged with high-quality SUS304 stainless steel, with reliable quality and reasonable price. Welcome to consult.   Our Company