Shanghai Summery Industrial Machine Co. , Ltd.
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| Product Name | Standard high strength hex bolts factory price |
| Material | Carbon steel, alloy steel etc |
| Color | Plain,black,zinc plated etc |
| Standard | DIN ,GB, ISO etc |
| Grade | 4.8 6.8 8.8 10.9 12.9 |
| Size | M8-M52 or as customer's requirement |
| Used | Structural Steel; Metal Buliding; Oil&Gas; Tower&Pole;Mechanical Machine; Automobile: Home Decorating and etc. |
| Material | Steel | Stainless steel |
| General International requirements Standard | ISO 8992 | |
| Thread Tolerance International Standards | 6g | |
| ISO 261, ISO 965-2 | ||
| Mechanical Class properties International Standards | 8.8, 9.8, 10.9 | A2-70,A4-70 |
| ISO 898-1 | ISO 3506-1 | |
| Tolerances Product grade International Standard | A | |
| ISO 4759-1 | ||
| Finish | Black oxide Plain (thermic or chemical) Requirements for electroplating are covered in ISO 4042
If different electroplating requirements are desired or if requirements are needed for other finishes, they should be negotiated between customer and supplier.
Limits for surface discontinuities are covered in ISO 6157-3. | |