ISO standard - Ring face flange gasket size - SI unit
| ISO Standard - Ring face flange gasket size (SI unit) | ||||
| IBC | Spigot, Recess, Tongue and Groove | |||
| PN2.5, 6, 10, 16, 25 | PN40 | PN20, 50, 110, 150 | PN10, 16, 25 | PN40, 50, 110, 150 |
| 10 | 10 | - | 10 | 10 / - / - / - |
| 15 | 15 | 15 | 15 | 15 |
| 20 | 20 | 20 | 20 | 20 |
| 25 | 25 | 25 | 25 | 25 |
| 32 | 32 | 32 | 32 | 32 |
| 40 | 40 | 40 | 40 | 40 |
| 50 | 50 | 50 | 50 | 50 |
| 65 | 65 | 65 | 65 | 65 |
| 80 | 80 | 80 | 80 | 80 |
| 100 | 100 | 100 | 100 | 100 |
| 125 | 125 | 125 | 125 | 125 |
| 150 | 150 | 150 | 150 | 150 |
| 200 | 200 | 200 | 200 | 200 |
| 250 | 250 | 250 | 250 | 250 |
| 300 | 300 | 300 | 300 | 300 |
| 350 | 350 | 350 | 350 | 350 |
| 400 | 400 | 400 | 400 | 400 |
| 450 | 450 | 450 | 450 | 450 |
| 500 | 500 | 500 | 500 | 500 |
| 600 | 600 | 600 | 600 | 600 |
| - | - | 650 | - | - |
| 700 | - | 700 | 700 | - |
| - | - | 750 | - | - |
| 800 | - | 800 | 800 | - |
| - | - | 850 | - | - |
| 900 | - | 900 | 900 | - |
| - | - | 950 | - | - |
| 1000 | - | 1000 | 1000 | - |
| - | - | 1050 | - | - |
| - | - | 1100 | - | - |
| - | - | 1150 | - | - |
| 1200 | - | 1200 | - | - |
| - | - | 1250 | - | - |
| - | - | 1300 | - | - |
| - | - | 1350 | - | - |
| 1400 | - | 1400 | - | - |
| - | - | 1450 | - | - |
| - | - | 1500 | - | - |
| 1600 | - | - | - | - |
| 1800 | - | - | - | - |
| 2000 | - | - | - | - |
Notice DN is norminal diameter N holes is number of bolt holes
Contact details
Westbound Engineering Co., Ltd.
313/2 Phra-rama9 15, Phra-rama9 rd.,
Huaykwang, Bangkapi, Bangkok, Thailand, 10130
Tel : (+66)2-719-7300-8
Fax : (+66)2-719-7309
Email : info@thaiseal.com
Contact details
Westbound Engineering Co., Ltd.
313/2 Phra-rama9 15, Phra-rama9 rd.,
Huaykwang, Bangkapi, Bangkok, Thailand, 10130
Tel : (+66)2-719-7300-8
Fax : (+66)2-719-7309
Email : info@thaiseal.com
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