TRF

Metal pipe couplings and joints; Metal pipe fittings; Metal pipe supports; Metal pipes; Metal pipes and metal fittings therefor; Metal pipes and tubes; Metal drain pipes; Metal elbows for pipes; Metal junctions for pipes; Metal water pipes; Metallic pipes; Metallic pipes and tubes; Pipe coupling of metal; Pipes and tubes of metal; Pipes of metal; Pipes of metal including those from alloy steel and titanium; Steel pipes; Steel pipes and tubes; Branching pipes of metal; Branching pipes of metal including those from alloy steel and titanium; Corrosion-resistant metal overlays and alloys for fittings, steel plates, flanges, piping components; Drain pipes made of metal; Drain pipes of metal; Elbows of metal for pipes; Elbows of metal for pipes including those from alloy steel and titanium; Fittings of metal for pipes; Fittings of metal for flexible pipes; Fittings of metal for rigid pipes; Junctions of metal for pipes; Junctions of metal for pipes including those from alloy steel and titanium; Stainless steel pipes; Water-pipes of metal