NA 109
DIN Standards Committee Petroleum and Natural Gas Industries
DIN EN ISO 21457 [CURRENT] references following documents:
| Document number | Edition | Title |
|---|---|---|
| ISO 10684 | 2004-07 | Fasteners - Hot dip galvanized coatings More |
| ISO 13709 | 2009-12 | Centrifugal pumps for petroleum, petrochemical and natural gas industries More |
| ISO 9588 | 2007-12 | Metallic and other inorganic coatings - Post-coating treatments of iron or steel to reduce the risk of hydrogen embrittlement More |
