JIAXING HAINA FASTENER CO.,LIMITED
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DIN933
HNF
HNT170521
DIN933 Hot Dip Galvanized Grade 8.8 Full Thread Hex Bolt
Hex Bolt-it will be furnished with dimensions conforming to ASME B18.2.1 Flat washer facing under the head that meet specific tolerances as described under ASME B18.2.1
Carbon Steel Hex Cap Screws Material and chemical composition:
Carbon steel material including Q195 Q235 Q345 Q500 S35K C45Etc.
| Material No. | C≤ | Si≤ | Mn≤ | P≤ | S≤ | Ti≤ |
| Q195 | 0.12 | 0.3 | 0.5 | 0.035 | 0.04 | — |
| Q235 | 0.22 | 0.35 | 1.4 | 0.04 | 0.05 | — |
| Q275 | 0.24 | 0.35 | 1.5 | 0.45 | 0.05 | — |
| Q345 | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.2 |
| Q500 | 0.18 | 0.6 | 1.8 | 0.03 | 0.025 | 0.2 |
| Q550 | 0.18 | 0.6 | 1.8 | 0.03 | 0.03 | 0.2 |
Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test
Carbon Steel Hex Bolt Application:
Environmental protection equipment, medical equipment, communications equipment, electric power facilities, electronic products, food machinery, petrochemical industry, ship assembly, pump valve, pipe, building curtain wall, open places, etc.
DIN933 Hot Dip Galvanized Grade 8.8 Full Thread Hex Bolt
Hex Bolt-it will be furnished with dimensions conforming to ASME B18.2.1 Flat washer facing under the head that meet specific tolerances as described under ASME B18.2.1
Carbon Steel Hex Cap Screws Material and chemical composition:
Carbon steel material including Q195 Q235 Q345 Q500 S35K C45Etc.
| Material No. | C≤ | Si≤ | Mn≤ | P≤ | S≤ | Ti≤ |
| Q195 | 0.12 | 0.3 | 0.5 | 0.035 | 0.04 | — |
| Q235 | 0.22 | 0.35 | 1.4 | 0.04 | 0.05 | — |
| Q275 | 0.24 | 0.35 | 1.5 | 0.45 | 0.05 | — |
| Q345 | 0.2 | 0.5 | 1.7 | 0.035 | 0.035 | 0.2 |
| Q500 | 0.18 | 0.6 | 1.8 | 0.03 | 0.025 | 0.2 |
| Q550 | 0.18 | 0.6 | 1.8 | 0.03 | 0.03 | 0.2 |
Hot rolled wire rod - Dial (cold) - Spheroidizing annealing (softening) - mechanical descaling - acid - cold dial - - thread processing - heat treatment - Test
Carbon Steel Hex Bolt Application:
Environmental protection equipment, medical equipment, communications equipment, electric power facilities, electronic products, food machinery, petrochemical industry, ship assembly, pump valve, pipe, building curtain wall, open places, etc.
