Brand: Jackelon Object of action: natural gas valve Standard: national standard specification: DN15 4 points (outer wire) suggested retail price, DN15 4 points (inner wire) suggested retail price Applicable industry: natural gas flow direction: one-way temperature environment: low temperature form: ball valve function: cut-off type (channel position): straight-through type overall dimension: large drive mode: steam, other sealing materials: copper pressure environment: low pressure applicable medium: natural gas