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NF E39-020-2 ; NF EN 17415-2:2021-09-01
District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 2: factory made fitting assemblies of steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene
Edition
2021-09-01
NF E39-020-3 ; NF EN 17415-3:2021-09-01
District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 3: factory made steel valve assembly for steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene
Edition
2021-09-01
NF E67-024 ; NF EN ISO/ASTM 52924:2023-08-16
Additive manufacturing of polymers - Qualification principles - Classification of part properties
Edition
2023-08-16
NF M87-245-1 ; NF EN 14870-1:2023-07-06
Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 1: Induction bends
Edition
2023-07-06
NF M87-245-3 ; NF EN 14870-3:2006-09-01
Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 3: flanges
Edition
2006-09-01
NF M87-245-4 ; NF EN 14870-4:2023-06-07
Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 4: Factory cold bends
Edition
2023-06-07
PR NF E39-013-1 ; PR NF EN 488-1 rev
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene
PR NF E39-013-2 ; PR NF EN 488-2
District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene
NF P50-532-1 ; NF EN 12977-1:2018-04-04
Thermal solar systems and components - Custom built systems - Part 1: general requirements for solar water heaters and combisystems
Edition
2018-04-04
NF P50-532-2 ; NF EN 12977-2:2018-04-04
Thermal solar systems and components - Custom built systems - Part 2: test methods for solar water heaters and combisystems
Edition
2018-04-04