Hard Chrome Plated Bar

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Hard Chrome Plated Bar
Posting date : Sep 17, 2010
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72-
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Supply Condition:Ground and chrome plated,tempered Grade: CK45/S45/SAE1045,SCM440/SAE4140,EN8D,ST 52,16Mn,20Mn,E355,SAE1020,SUS 304/316 Metric OD Size: 6 mm -1000 mm Inch OD Size: OD 1/4" to 20". Chrome Thickness: 20-30 Micron (or according to customer's request) Surface Roughness:Ra < 0.4 Micron Tolerance: ISO f7,f8,H7,H8 Ovality: Half of the OD tolerance Straightness: < 0.2 mm/m Salt Spray Test: ASTM B117-72hours/96hours,results evaluation refers to ISO4540 Rating 8-10. Package:Anti rust oil on material and packed first by hard paper tube then in wooden case. Type: Normal / Induction Hardened Other technic request can be disscussed.

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