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| 21. | " Indexable hard metal (carbide) inserts with rounded corners, with cylindrical fixing hole" |
| GB/T2078-1987带圆孔的硬质合金可转位刀片 |
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| 22. | Sintered metal materials (excluding hard metal)--Tension testing at room temperature |
| GB/T7964-1987烧结金属材料(不包括硬质合金)室温拉伸试验 |
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| 23. | Hard metal (carbide) inserts for mining and oil--field rock bits |
| GB/T2527-1989矿山、油田钻头用硬质合金齿 |
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| 24. | A figure or design carved into or beneath the surface of hard metal or stone. |
| 凹雕；阴文刻在坚硬的金属或石头表面上的图形或图案 |
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| 25. | Hard metal dies for drawing wires and bars--Types and dimensions |
| GB/T6110-1985硬质合金拉制模具型式和尺寸 |
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| 26. | Wire、bar or tube drawing dies--As sintered pellets of hard metal |
| GB/T6883-1995线、棒和管拉模用硬质合金模坯 |
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| 27. | Classification of coated hard metal and main technical specifications for coating |
| GB/T13292-1991涂层硬质合金分类和涂层主要技术要求 |
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| 28. | " Indexable hard metal (carbide) inserts with rounded corners, without fixing hole--Dimensions" |
| GB/T2079-1987无孔的硬质合金可转位刀片 |
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| 29. | " Indexable hard metal (carbide)inserts with wiper edges, without fixing hole--Dimensions" |
| GB/T2081-1987硬质合金可转位铣刀片 |
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| 30. | A is suitable for turning, milling, boring and grinding of hard metal such as heat resistant steel, high |
| A 极压切削液适合耐热钢、镍钢和不锈钢等高硬度材料的车削、削、孔、削等加工。 |
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