SK钢标准直角边缘等效于JISA等级，未淬火，500mm 标准笔直边缘（A级） ST-A500

Nominal dimensions (mm): 500
Length (mm): 500
Width (mm): 10
Straightness (μm): 7
Type: Non-hardened item
Shape: Standard type
Height (mm): 50
JIS grade: A grade equivalent
Nominal dimensions (mm): 500

主体：机械结构的碳钢

2000g

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