Association standards

Standards	Organization	Applied division	Applied products
DNV	Norwegian Maritime･German Maritime Associate	Higashi Hiroshima Plant	Iron Castings
		MAYEKAWA DE MEXICO, S.A. DE C.V. (Cuernavaca Plant)	Iron Castings
NK	Japan Maritime Associate	Unit Products	Grade 1 pressure vessel
		Higashi Hiroshima Plant	Iron Castings
		MAYEKAWA DE MEXICO, S.A. DE C.V. (Cuernavaca Plant)	Iron Castings
KR	Korean Maritime Associate	MYCOM KOREA CO., LTD. (Changwon Plant)	Packaged systems
AB	American Maritime Associate	Unit Products	Packaged systems
BV	France Maritime Associate	Compressor Mfg. (Moriya Plant、Higashihiroshima Plant)	Compressors
		Unit Products	Packaged systems
LR	Lloyd Maritime Associate	Unit Products	Packaged systems
		Higashi Hiroshima Plant	Iron Castings
JG	Japan Maritime Depart.	Compressor Mfg.	Compressors, Pumps
		Unit Products	Packaged systems

Others

Standards	Organization	Applied division	Applied products
Regulation on Inspection of Specific Equipment	The High Pressure Gas Safety Institute of Japan	Unit Products	Pressure Vessels
	Korea Gas Safety Corporation	Unit Products	Pressure Vessels (MYCOM KOREA CO., LTD.)
KRAIA	KRAIA	Higashihiroshima Plant	unino AW、WW
Aramco	Saudi Arabian Petroleum	Moriya Plant	Compressors,