Coreline Valve is focus on high quality valve and control system. Our product quality system is strictly certified by CQC ISO9001, PED CE is certified by DNV, Valve surface quality in line with NORSOK marine requirements. Valve rubbers have approval of DVGW, KTW, WRAS and FDA. Professional painting equipment in house. Surface treatment C3, NORSOK etc. NSF61 and WRAS certified power coating is also available. We can also produce some special type of valves on OEM basis in strictly accordance to customer&＃039;s drawings and requirements.