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Overview ISO 17507-2:2025 - "Natural gas - Calculation of methane number of gaseous fuels for reciprocating internal combustion engines - Part 2: PKI method" specifies the PKI (Propane Knock Index) m…
Overview EN ISO 17507-2:2025 - Natural gas: Calculation of methane number (PKI method) specifies the PKI (Propane Knock Index) method for calculating the methane number (MN) of gaseous fuels for reci…
Overview SIST EN ISO 17507-2:2026 establishes the PKI (Propane Knock Index) method for the calculation of the methane number of gaseous fuels, using only their composition as input. This European sta…
