国外阀门材料常用技术标准 各尺寸试样的最小当量吸收能 英寸一磅[焦耳]
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 标准尺寸 [10×10mm]  | 
 3/4尺寸 [10×7.5mm]  | 
 2/3尺寸 [10×6.6mm]  | 
 1/2尺寸 [10×5mm]  | 
 1/3尺寸 [10×3.3mm]  | 
 1/4尺寸 [10×2.5mm]  | 
| 15[20] | 12[16] | 10[14] | 8[11] | 5[7] | 4[6] | 
| 13[18] | 10[14] | 9[12] | 7[10] | 5[7] | 4[6] | 
| 12[16] | 10[14] | 9[12] | 7[10] | 4[6] | 3[5] | 
| 10[14] | 8[11] | 7[10] | 5[7] | 3[5] | 3[5] | 
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