EN ISO 13503-5:2006 Petroleum and natural gas industries - Completion fluids and materials - Part 5: Procedures for measuring the long-term conductivity of proppants
ISO 3506-1:1997 Mechanical properties of corrosion-resistant stainless-steel fasteners - Part 1: Bolts, screws and studs
EN ISO 13503-5:2006 history
2006EN ISO 13503-5:2006 Petroleum and natural gas industries - Completion fluids and materials - Part 5: Procedures for measuring the long-term conductivity of proppants