HSS refers to the pickups. The standard Strat has three Single coil pickups, and would be designated SSS. The H in HSS implies that the bridge pickup is a Humbucker. Thi â¦ s became popular because many players find that a single coil in the bridge position sounds too thin and sharp.
To ensure compliance with NACE MRO175, the following requirements must be met: 1  Approved mild carbon steel or fully annealed 316 stainless steel materials. 2  ASME approved welders and weld procedures. 3  Hardness testing to maximum HRC 22.
By Alysa Reich. 1  NACE International has announced the commencement of its new global study on costs related to corrosion. The initiative seeks to determine the financial and societal impact of corrosion on industry sectors, including infrastructure, manufacturing, utilities, transportation, and government.