Silver Grey Stainless Steel,brass Metal Bolt, Size: 40-300 mm

Seance year 2015, Pearl Overseas is a reliable organization engaged in Manufacturing, Suppling, Exporting & Importing for Metal bolt.The bolt consists of a head and a cylindrical body with screw threads along a portion of its length. The nut is the female member of the pair, having internal threads to match those of the bolt. Washers are often used to prevent loosening and crushing. See also nut; washer. Chemical Composition Elements Range Product Variation, Over or Under B Carbon 0.37-0.49 % D 0.02 % Manganese, max 0.65-1.10 % 0.04 % Phosphorus, max 0.035 % 0.005 % over Sulphur, max 0.040 % 0.005 % over Silicon 0.15 - 0.35 % 0.02 % Chromium 0.75-1.20 % 0.05 % Molybdenum 0.15-0.25 % 0.02 % ss