DIN EN ISO 13503-2 (2007-02)被替代
Petroleum and natural gas industries - Completion fluids and materials Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations (ISO 13503-2:2006); English version EN ISO 13503-2:2006
出版：German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻
NF EN ISO 13503-2:2004 - Identical
SN EN ISO 13503-2:2007 - Identical
BS EN ISO 13503-2:2006+A1:2009 - Identical
NBN EN ISO 13503-2:2007 - Identical
I.S. EN ISO 13503-2:2006 - Identical
UNI EN ISO 13503-2:2007 - Identical
SS EN ISO 13503-2 Ed. 1 (2006) - Identical
NEN EN ISO 13503-2:2006 - Identical
ONORM EN ISO 13503-2:2007 - Identical
ISO 13503-2:2006 - Identical
NS EN ISO 13503-2:2006 - Identical
