We are offering ermeto fittings, 24 degree cone fittings, tube fittings, ferrule fittings. j. J. High pressure steel fittings are manufactured to din 2353 specification and iso 8434 1 for ease of interchangeability. These fittings are available for different pressure rating from 100bar to 630bar type : flare less bite type (single ferrule), weld nipple typestandard : din 2353 / iso 8434 - 1series : ll (very light), l (light), s (heavy)size : 4mm to 42mm, 1/8od to 2od, 1/8nb to 2nbpressure : ranging from 100bar to 630bar depending on type and sizematerial : steel, stainless steel, brass (from extruded bar or forging)surface treatment : steel - zinc coated (a3c) or phospatised, trivalentstainless steel - electro polished, nut silver plated to avoidgallingbrass - natural.