| URL | Priority | Change frequency | Last modified (GMT) |
|---|---|---|---|
| https://gasworlddirectory.com/listing/hb-sterna/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/heartland-industrial-partners/ | 60% | Monthly | 2023-08-31 13:52 |
| https://gasworlddirectory.com/listing/heatec/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/hebeler-corporation/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/hecht-cryo-gas-expert-gmbh/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/helantec-gmbh/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/hangzou-yuhang-zhangshan-steel-cylinders/ | 60% | Monthly | 2020-03-05 11:58 |
| https://gasworlddirectory.com/listing/haring-cylinder-services/ | 60% | Monthly | 2023-08-31 12:49 |
| https://gasworlddirectory.com/listing/harp-international-ltd/ | 60% | Monthly | 2018-06-11 09:30 |
| https://gasworlddirectory.com/listing/harriman-welding-supply/ | 60% | Monthly | 2023-08-31 13:47 |