鍍鉻活塞桿主要技術(shù)參數(shù)( ain technical parameter)
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規(guī)格(size)
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Φ4~Φ12mm
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Φ16~Φ25 mm
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Φ30~Φ50 mm
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Φ55~Φ180 mm
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長度(length)
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1000~2000 mm
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1000~3000 mm
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1000~5000 mm
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1000~5000 mm
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表面粗糙度(roughness)
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Ra0.4~0.1(△8~△12)
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表面硬度(surface hardness)
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HRC60±2(表面鉻層硬度HV900~1100)
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圓度(dia.tolerance)
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≤0.02 mm全長
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全長尺寸整 (tolerance of total length)
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≤0.02 mm
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調(diào)質(zhì)軸 (thermal refining hardness)
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HRC25~32(HB241~267)
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直線度(linear tolerance)
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0.08/1000 mm
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鍍鉻厚度 (thickness of chrome)
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0.02~0.10 mm
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材質(zhì)(material)
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45# ,40Cr, 304
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供貨狀態(tài) (Delivery condition)
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表面不處理/表面鍍鉻(surface no chrone/surface coated chrome)
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