ISO standard - Ring face flange gasket size - British unit (inch)
| ISO Standard - Ring face flange gasket size (British 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 |
| 3/8" | 3/8" | - | 3/8" | 3/8" / - / - / - |
| 1/2" | 1/2" | 1/2" | 1/2" | 1/2" |
| 3/4" | 3/4" | 3/4" | 3/4" | 3/4" |
| 1" | 1" | 1" | 1" | 1" |
| 1 1/4" | 1 1/4" | 1 1/4" | 1 1/4" | 1 1/4" |
| 1 1/2" | 1 1/2" | 1 1/2" | 1 1/2" | 1 1/2" |
| 2" | 2" | 2" | 2" | 2" |
| 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" |
| 3" | 3" | 3" | 3" | 3" |
| 4" | 4" | 4" | 4" | 4" |
| 5" | 5" | 5" | 5" | 5" |
| 6" | 6" | 6" | 6" | 6" |
| 8" | 8" | 8" | 8" | 8" |
| 10" | 10" | 10" | 10" | 10" |
| 12" | 12" | 12" | 12" | 12" |
| 14" | 14" | 14" | 14" | 14" |
| 16" | 16" | 16" | 16" | 16" |
| 18" | 18" | 18" | 18" | 18" |
| 20" | 20" | 20" | 20" | 20" |
| 24" | 24" | 24" | 24" | 24" |
| - | - | 26" | - | - |
| 28" | - | 28" | 28" | - |
| - | - | 30" | - | - |
| 32" | - | 32" | 32" | - |
| - | - | 34" | - | - |
| 36" | - | 36" | 36" | - |
| - | - | 38" | - | - |
| 40" | - | 40" | 40" | - |
| - | - | 42" | - | - |
| - | - | 44" | - | - |
| - | - | 46" | - | - |
| 48" | - | 48" | - | - |
| - | - | 50" | - | - |
| - | - | 52" | - | - |
| - | - | 54" | - | - |
| 56" | - | 56" | - | - |
| - | - | 58" | - | - |
| - | - | 60" | - | - |
| 64" | - | - | - | - |
| 72" | - | - | - | - |
| 80" | - | - | - | - |
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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