Here at Advance Fittings Corporation we are continuously raising the bar on quality! A USA Manufacturing company that provides stainless steel fittings and components for the process industries: Food & Dairy/ Personal Care/ Pharmaceutical/ Biotech/ Semiconductor. Our products/services include: BPE BioPharm fittings, Clamp fittings, Butt weld & butt tube OD fittings, Custom fabrications, Welding, Polishing