SK钢块量规1级等效产品1.45mm 钢块量规（等式1级）1.45mm GB1-145

Specification (mm): 1.45
Coefficient of thermal expansion: 11.5x10-6th power/K
Cross-section dimensions (mm): 30{0-(-0.3)}x9{(-0.05)-(-0.2)}
Dimensional tolerance (μm): ±0.20 (difference width 0.16)
Grade (class): Equivalent to grade 1
Width (mm): 30
Height 9
Cross-section dimensions (mm): 30{0-(-0.3)}x9{(-0.05)-(-0.2)}
Thermal expansion coefficient: 11.5x10-6th power/K
Specification (mm): 1.45
Manufacturer代码：00150875
尺寸公差（μm）：±0.20（差宽0.16）

身体：高碳和高铬钢

3g

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