... :125psi4) Working Temperature:-40to505) Working Mediums:gas,water,oil6) Compression ends valve Material:Hpd59-17) Handle Material:Q2358) Seal Material ... :PTFE,NBR9) Compression ends valve CSA,UL,FM approved ITEM NOSIZEDNLHADF-01521NL1/2 ... kind of brass valve and fittings , we have the self-operated importing and exporting rights .2,Our products are approved ...