... , industrial, mining, hydraulic, marine and general hardware applications. Our Company is the manufacturing operation of an USA company in China , We are ... your products quality? Which standard of SAE do you meet? What is the standard code? A: We don't have model customer in ... it be electroplated? A : No, it is not electroplated, we only do some polishing on the surface W4 Mat'lPart NumberW5 Mat ...