Product name: Hexagon socket set screws

Implementation standard: American standard ASME B 18.3 - 2003 (Table 5A)

Product Overview: Hexagon socket head set screws are also called flat tail machine screws, hexagon socket flat head screws, and positioning screws. Flat tail screws are usually used on the contact surface with reserved holes, which effectively play the role of guiding, positioning and preventing loosening. Hexagon socket cylindrical end set screws are classified according to standards: DIN 915 German standard hexagon socket head machine screws, national standard GB 79 cylindrical headless screws, international standard ISO 4028 cylindrical end screws, Italian standard UNI 5925 convex end positioning screws.

Material classification: Usually made of alloy steel, stainless steel, copper and other materials. Different materials are used in different environments. Alloy steel is normally used to make 12.9 grade high-strength hexagon socket pointed set screws, and stainless steel set screws are normally used in environments that require environmental protection, corrosion resistance and oxidation resistance, such as food machinery, medical machinery, etc.

Product materials: SUS304, SUS316, SUS316L, 410 and other stainless steel special materials, carbon steel (1008, 1022, 10B21, 35K, 45K), alloy steel (10B33, 40Cr, SCM435), B7, B7M, A320 L7/L7M, etc.

Product grade: A2-50, A2-70, A4-70, A4-80, B8, US grade 2, US grade 5, US grade 8, US grade 10, grade 12.9, etc.

Product surface: blackening, blue-white zinc, colored zinc, black zinc, zinc-nickel alloy, hot-dip galvanizing, hot-dip galvanizing, geomet, Dacromet, electrophoresis, Teflon, baking varnish, anti-loosening glue and other customer-specified surface treatments

Product diameter: 1#-56, 2#-56 teeth, 4#-40 teeth, 6#-32 teeth, 8#-32 teeth, 10#-24 teeth, /12#-24 teeth, 1/4-20 teeth, 5/16-18 teeth, 3/8-16 teeth, 7/16-14 teeth, 1/2-13 teeth, 9/16-12 teeth, 5/8-11 teeth, 3/4-10 teeth, 7/8-9 teeth, 1"-8 teeth, 1-1/8-7 teeth, 1-1/4-7 teeth, 1-1/2-6 teeth, 1-5/8-6 teeth, 1-3/4-6 teeth, 2"-4.5 teeth

Product length: 1/4 inch - 5 inches length available for selection and customization

• Product size

Size unit:inch