High Tensile Black Hex Nuts can be used in every manufacturing and construction industry all over the world, together with all kinds of bolts. Their primary use is for heavy -duty fixing and fastening applications, including
▲Within construction projects ▲During the erection, repair, and maintenance of buildings, bridges, and road infrastructures ▲Machinery assemblies ▲Woodworking tasks such as fastening frames ▲Engineering applications



















| FAQ |
| 1) What is your main products? |
| Threaded rod, Hex bolt, Hex Nut, Flat washer, Screws, Anchors, Blind rivet, etc |
| 2) Do you have MOQ for your product? |
| It depends on sizes, Usually 200 kgs to 1000 kgs. |
| 3) How about your delivery time? |
| From 7 days to 75 days, depends on your sizes and quantity. |
| 4) What is your payment term? |
| T/T, LC, DP, etc. |
| 5) Can you send me a price list? |
| Due to a lot of kinds of fasteners, we quote prices accoridng to sizes, quantity, packing only. |
| 6) Can you provide samples? |
| Sure, free sampls will be provided |
High Tensile Black Hex Nuts are a type of six sided hexagon nuts, used for tightening bolts and screws. Hex nuts are often found with hex headed bolts. However, its use is not limited to only hex headed bolts. The standards of the High Tensile Black Hex Nuts include DIN, ISO, GB and ASME/ANSI, BS, JIS ASME/ANSI, etc. The main material are carbon steel, alloy steel, stainless steel, brass and other special metal materials.| DIN 934 Black Hex Nuts | |
| Standard | ASME/ANSI B 18.2.1,IFI149,DIN931,DIN934,DIN558, DIN601,DIN960, DIN961, ISO4014,ISO4017 |
| Diameter | 1/4"-2 1/2",M4-M64 |
| Finish | Black coated |
| Material | Carbon Steel, Alloy Steel, Stainless Steel, Brass |
| Grade | SAE J429 Gr.2, 5,8; ASTM A307Gr.A, Class 4.8, 5.8, 6.8, 8.8, 10.9, 12.9;A2-70,A4-70,A4-80 |
| Thread | METRIC,UNC,UNF,BSW,BSF |
| Standard | DIN, ISO, GB, ASME/ANSI, BS, JIS |
| Coating | Plain, black, galvanized, HDG, etc. |