高精度洁净卫生级不锈钢管标准及尺寸对照表
For comparison of the standard and size of stainless steel tube
For comparison of the standard and size of stainless steel tube
| ISO2037 | DIN11850 | IDF | 3A | JISG3459 | JISG3447 | ||||||||||
| O.D. | t | Nom.size | O.D | t | Nom.size | O.D | t | O.D | t | Nom.size | O.D | t | Nom.size | O.D | t |
| 21.3 | 1 | 20 | 23 | 1.5 | 1.0 ″ | 25.4 | 1.5 | 25.4 | 1.25 | 15A | 21.7 | 2.1 | 1.0 ″ | 25.4 | 1.2 |
| 25.4 | 1.2 | 25 | 29 | 1.5 | 1.25 ″ | 31.8 | 1.5 | 20A | 27.2 | 2.1 | 1.25 ″ | 31.8 | 1.2 | ||
| 33.7 | 1.2 | 32 | 36 | 1.5 | 1.5 ″ | 38.1 | 1.5 | 38.0 | 1.25 | 25A | 34 | 2.8 | 1.5 ″ | 38.1 | 1.2 |
| 38.1 | 1.5 | 32A | 42.7 | 2.8 | |||||||||||
| 40 | 1.5 | 40 | 41 | 1.5 | 2.0 ″ | 50.8 | 1.5 | 50.8 | 1.65 | 2.0 ″ | 50.8 | 1.5 | |||
| 50.8 | 1.5 | 50 | 54 | 1.5 | 2.5 ″ | 63.5 | 2 | 63.5 | 1.65 | 40A | 48.6 | 2.8 | 2.5 ″ | 63.5 | 2 |
| 63.5 | 2 | 50A | 60.5 | 2.8 | |||||||||||
| 70 | 2 | 65 | 70 | 2 | 3.0 ″ | 76.3 | 2 | 76.3 | 1.65 | 3.0 ″ | 76.3 | 2 | |||
| 76.3 | 2 | 3.5 ″ | 89.1 | 2 | 65A | 76.3 | 3.0 | 3.5 ″ | 89.1 | 2 | |||||
| 88.9 | 2 | 80 | 85 | 2 | 4.0 ″ | 101.6 | 2 | 101.6 | 1.65 | 80A | 89.1 | 3.0 | 4.0 ″ | 101.6 | 2 |
| 101.6 | 2 | 100 | 104 | 2 | 90A | 101.6 | 3.0 | 4.5 ″ | 114.3 | 3 | |||||
| 114.3 | 2 | 125 | 129 | 2 | 100A | 114.3 | 3.0 | 5.5 ″ | 139.8 | 3 | |||||
| 139.7 | 2 | 125A | 139.8 | 3.4 | 6.5 ″ | 165.2 | 3 | ||||||||
| 168.3 | 2.6 | 150 | 154 | 2 | 150A | 165.2 | 3.4 | ||||||||
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