| Product Name | Product Specifications | Product Description | |||
| Chinese name | Model | Material | Size | Execution standard (ISO/ASTM) | |
| 不锈钢六角螺栓 | stainless steel 904l Hex bolt | stainless steel | M3-160, Non Standard | DIN, ANSI, GB, Non Standard | This series of products is specially designed for extreme working conditions. They adopt advanced metallurgical processes and precise manufacturing techniques, covering four categories: duplex stainless steel, super austenitic stainless steel, heat-resistant alloys, and precipitation-hardening stainless steel. The products strictly comply with international mainstream standards such as GB, DIN, 150, J1S, ANSI/ASME, etc., and are widely used in high-end equipment manufacturing fields such as petrochemicals, marine engineering, nuclear power equipment, rail transportation, and energy and power. |
| English name | Surface Treatment | level | Application Domain | Product Features | |
| stainless steel hex bolt | Plain, Passivation | A2-70, A4-70, A4-80, etc | Machinery, Chemical Industry, Environmental, Building | 904L (015Cr21Ni26Mo5Cu2) is a super low-carbon high-alloy austenitic stainless steel with a nickel content of up to 25%, a molybdenum content of 4-5%, and a copper content of 1.5%. Its corrosion resistance far exceeds that of traditional 304 and 316L, and its service life can be several times longer. It is particularly suitable for non-oxidizing acid environments such as sulfuric acid and phosphoric acid, as well as strong corrosive media containing chloride ions. It is widely used in environmental protection equipment, food processing, paper industry, chemical plants, and other fields. | |



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