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And 52100 bearing steel is the most common steel grade in astm a295 standard for high-carbon anti-friction bearing steel. what is 52100 bearing steel? aisi/astm 52100 bearing steel is a high carbon, chromium containing low alloy steel that is through hardening and noted in particular for use as bearings.
Astm 4140 steel is also commonly referred to as a chromoly steel, or chrome moly steel, containing nominally 0.28-0.33% carbon, 0.8-1.1% chromium and 0.15-0.25% molybdenum. it is similar to 4140 steel which has a higher carbon level (0.28-0.33%), giving 4130 material improved weldability, at the expense of through thickness strength.
Alibaba offers 1,010 expansion joint malaysia products. about 82% of these are pipe fittings, 1% are metal building materials. a wide variety of expansion joint malaysia options are available to you, such as stainless steel, carbon steel, and aluminum alloy.
Aisi 8620 steel is a low alloy nickel, chromium, molybdenum case hardening steel, generally supplied in the as rolled condition with a maximum hardness hb 255max. sae steel 8620 offers high external strength and good internal strength, making it highly wear resistant.

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