DIN1587 cap nut, surface treated with stainless steel, material is SS316, SS304, 316L, cap nut is a hexagonal nut with a cap, its head cap function is to fasten the outer part of the cover, the purpose is to prevent water or other corrosive substances into the inside so as to make it corrosion and rust-proof, so that Its own has been greatly improved and the use time of connectors has been extended. Our main fasteners are exported to foreign countries, product quality assurance, complete varieties, complete specifications and models, and non-standard parts can be customized according to the drawings provided by customers, in order to meet the needs of customers.
| Nuts |
| Marking || Standard || Chemistry || Proof Load || Hardness |
| 304 || None || None || None || None |
| 8 || ASTM A194 || Type 304 stainless steel || Heavy Hex, 80 ksi Hex, 75 ksi || HRB 60 - 105 |
| 8A || ASTM A194 || Type 304 stainless steel || Heavy Hex, 80 ksi Hex, 75 ksi || HRB 60 - 90 |
| F594C || ASTM F594 || Type 304 stainless steel || 100 ksi || HRB 95 - HRC 32 |
| F594D || ASTM F594 || Type 304 stainless steel || 85 ksi || HRB 80 - HRC 32 |
Cover nut has a wide range of applications, mainly used in the construction industry and some industrial production parts.