Raw materials

Raw materials are purchased from reputable suppliers and for hydrogen components AISI316 is the common choice.

EV Metalværk (EV HYDROGEN®) use qualified and approved European suppliers, only. It is very important for our quality and efficiency to trust the same quality of steel every time. That is why we only make use of a few suppliers on steel commodities. For commodities like gaskets, O-rings, springs, and other consumables we use as few suppliers as possible.

Surface treatment, polishing & hardening

EV HYDROGEN® makes use of various surface treatments for its products, and we always choose the best sub-supplier for the job.