This Practice describes the requirements for nickel and nickel alloy ball valves. Purpose This Practice provides requirements for suppliers providing nickel and nickel ball valves included in PIP Piping Line Class Material Specifications.
This SAE Standard specifies the guidance and the requirements for the electrodeposition of zinc-nickel alloy coatings on a range of metallic substrates for the provision of corrosion resistance to steel components and galvanic compatibility between some bi-metallic contacting surfaces
The lead-acid accumulator was introduced in the middle of the19th century, the diverse variants of nickel accumulators between the beginning and the end of the 20th century. Although ancient, these technologies are always very present on numerous markets. Unfortunately they are not still...