NA 109
DIN Standards Committee Petroleum and Natural Gas Industries
DIN EN ISO 21809-2 [Withdrawn] references following documents:
| Document number | Edition | Title |
|---|---|---|
| EN 10204 | 2004-10 | Metallic products - Types of inspection documents More |
| ISO 8501-1 | 2007-05 | Preparation of steel substrates before application of paints and related products - Visual assessment of surface cleanliness - Part 1: Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings More |
| ISO 14313 | 2007-12 | Petroleum and natural gas industries - Pipeline transportation systems - Pipeline valves More |
