JIS standard - Ring type flange gasket size - SI unit
| JIS Standard - Ring type flange gasket size (SI unit) | |||||||
| Flat face flange and raised face flange DN | Spigot and recess DN | Tongue and groove DN | |||||
| 5K | 10K | 10K* | 16K | 20K | 30K | ||
| 3/8" | 3/8" | 3/8" | 3/8" | 3/8" | 3/8" | 3/8" | 3/8" |
| 1/2" | 1/2" | 1/2" | 1/2" | 1/2" | 1/2" | 1/2" | 1/2" |
| 3/4" | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" | 3/4" |
| 1" | 1" | 1" | 1" | 1" | 1" | 1" | 1" |
| 1 1/4" | 1 1/4" | 1 1/4" | 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" | 1 1/2" | 1 1/2" | 1 1/2" |
| 2" | 2" | 2" | 2" | 2" | 2" | 2" | 2" |
| 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" | 2 1/2" |
| 3" | 3" | 3" | 3" | 3" | 3" | 3" | 3" |
| 3 1/2" | 3 1/2" | 3 1/2" | 3 1/2" | 3 1/2" | 3 1/2" | 3 1/2" | 3 1/2" |
| 4" | 4" | 4" | 4" | 4" | 4" | 4" | 4" |
| 5" | 5" | 5" | 5" | 5" | 5" | 5" | 5" |
| 6" | 6" | 6" | 6" | 6" | 6" | 6" | 6" |
| 7" | 7" | 7" | - | - | - | - | - |
| 8" | 8" | 8" | 8" | 8" | 8" | 8" | 8" |
| 9" | 9" | 9" | - | - | - | - | - |
| 10" | 10" | 10" | 10" | 10" | 10" | 10" | 10" |
| 12" | 12" | 12" | 12" | 12" | 12" | 12" | 12" |
| 14" | 14" | 14" | 14" | 14" | 14" | 14" | 14" |
| 16" | 16" | 16" | 16" | 16" | 16" | 16" | 16" |
| 18" | 18" | - | 18" | 18" | - | 18" | 18" |
| 20" | 20" | - | 20" | 20" | - | 20" | 20" |
| 22" | 22" | - | 22" | 22" | - | 22" | 22" |
| 24" | 24" | - | 24" | 24" | - | 24" | 24" |
| 26" | 26" | - | - | - | - | 26" | 26" |
| 28" | 28" | - | - | - | - | 28" | 28" |
| 30" | 30" | - | - | - | - | 30" | 30" |
| 32" | 32" | - | - | - | - | 32" | 32" |
| 34" | 34" | - | - | - | - | 34" | 34" |
| 36" | 36" | - | - | - | - | 36" | 36" |
| 40" | 40" | - | - | - | - | 40" | 40" |
| 44" | 44" | - | - | - | - | 44" | 44" |
| 48" | 48" | - | - | - | - | 48" | 48" |
| 54" | 54" | - | - | - | - | 54" | 54" |
| 60" | 60" | - | - | - | - | 60" | 60" |
JIS 10K* is for thin type flange
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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