| Design & Manufacture: | HG/T 3704, ASME B16.34 |
| Inspection & Test: | GB/T 13927, API 598 |
| Face To Face Dimension: | HG/T 3704, DIN3202, ASME B16.10 |
| Flange Standard: | HG/T 20592; DIN 2501; EN1092-1; ASME B16.5, JIS 10K |
| Chlor-Alkali |
| Pharmaceutical |
| Semiconductor |
| Petroleum Refining |
| Industrial Inorganic Chemicals |
| Nitrogen and Phosphatic Fertilizers |
| Metal and Mining |


