... 1.Material : Stainless steel 304, 3162. Surface: mirror polish, high polished3.Stainless Steel Tees&carbon steel tees,reducing tees,tee mould,stainless steel marine hardware boat fittings tee4 ... casting ,soluble glass process complex shell process.Materials: stainless steel ,carbon steel ,alloy steel, heat resistant steel ,tool steel ,brass and aluminum ,according to DIN ,EN ...