2 1/2-4 x 8 Socket Cap Screw Alloy

000 psi and for diameters over 1 inch to 1 1/2

1/2-20 x 7 Socket Cap Screw Alloy

5/8-11 x 8 1/2 Socket Cap Screw Alloy

000 psi and 75

1-8 x 2 1/2 Hex Cap Screw SS 18-8 (A2) 3/4-10 Flat Socket Cap Screws Alloy 2 1/2-4 x 8 Socket1 8 x 2 1 2 Hex Cap Screw SS 18 8 (A2) . 18 8 stainless steel hex cap screws will have a typical composition of 18% chromium and 8% nickel. These percentages exist in 303, 304 and 305 series stainless steels so 18 8 is used at times to designate any and all of those alloy groups. 18 8 stainless steel offers good corrosion resistance and machines easily but will over time stain in coastal environments. They are also acceptable for use in ACQ pressure