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| 整体法兰 | GB/T9113.1~9113.4-2000 |  
| 螺纹法兰 | GB/T9114~2000 |  
| 对焊法兰 | GB/T9115.1~9115.4-2000 |  
| 带颈平焊法兰 | GB/T9116.1~9116.4-2000 |  
| 带颈承插法兰 | GB/T9117.1~9117.4-2000 |  
| 对焊环带颈松套法兰 | GB/T9118.1~9118.2-2000 |  
| 板式平焊法兰 | GB/T9119-2000 |  
| 对焊环板式平松套法兰 | GB/T9120.1~9120.3-2000 |  
| 平焊环板式松套法兰 | GB/T9121.1~9121.3-2000 |  
| 翻边环板式松套法兰 | GB/T9112-2000 |  
| 法兰盖 | GB/T9123.1~9123.4-2000 |  |  
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