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ABNT NBR NM 161

ABNT NBR NM 180

SAE AMS WW T 700/4A

ABNT NBR NM 181

ABNT NBR NM 87

SAE AMS WW T 700/3A

DIN EN 4464

UNI EN 4464

SAE AMS WW T 700/2

SAE AMS WW T 700/1