Automobile valve
| Model | Name | Material | Identification | State | Size |
| B12 | Intake valve | 4Cr10Si2Mo | IN | ￠25.5×￠5.0×99.2 | |
| Exhaust valve | 5Cr21Mn9Ni4N | EX | ￠23.5×￠5.0×100 | ||
| C14 | Intake valve | 4Cr10Si2Mo | DL | ￠29.0×￠5.0×98.5 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠24.5×￠5.0×99.2 | ||
| 474QE2 | Intake valve | 4Cr10Si2Mo | DL | ￠29.2×￠5.5×92.1 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠25.0×￠5.5×79.9 | ||
| BAOJUN 730 | Intake valve | 4Cr10Si2Mo | DL | ￠31.0×￠5.5×88.7 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠26.0×￠5.5×88.7 | ||
| 462Q/465Q | Intake valve | 4Cr10Si2Mo | DL | ￠31.6×￠7.0×110 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠27.6×￠7.0×109.5 | ||
| ISUZU/4JB1 | Intake valve | 4Cr10Si2Mo | DL | ￠40.0×￠8.0×118 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠35.7×￠8.0×118 | ||
| 486Q/491Q | Intake valve | 4Cr10Si2Mo | DL | ￠40.0×￠8.0×108.2 | |
| Exhaust valve | 5Cr21Mn9Ni4N | DL | ￠36.0×￠8.0×108.5 |
Guizhou Meitan County Delong Valve Manufacturing Co., Ltd
DeLong specializes in the production of internal combustion engine valves, mainly engaged in the production and manufacturing of various types of valves for general gasoline engines, diesel engines, motorcycles, and agricultural machinery series internal combustion engines. The company was established on May 17, 2013, with a registered capital of 7.47 Million CNY and a total investment of 30 Million CNY. The company is situated in Hongping Industrial Park Meitan County, Zunyi City, Guizhou Province. Occupying a land area of over 10 MU (approximately 0.67 hectares), and a total covered area of 4,000 square meters. It features office buildings and factory facilities with the premises include independent, well-equipped production workshops dedicated storage warehouses and along with fully appointed residential and administrative zones.
Address: Hongping Industrial Park, Meitan County, Guizhou Province, China, 564100
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