复合钻头 215.9 EHS1624M/S223
产品描述
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技术规范 PRODUCT SPECIFICATIONS |
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刀翼数量 Number of Blades |
4 |
| 牙轮数量 Number of roller cones | 2 |
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切削齿数量 Cutter Quantity |
30 |
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主切削齿尺寸 Primary Cutter Size |
16mm |
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主切削齿数量 Primary Cutter Quantity |
18 |
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保径长度 Gauge Length |
120mm |
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排屑槽面积 Junk Slot Area |
8000mm2 |
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连接扣型 Connection |
4 1/2 REG |
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钻头重量 Bit Weight |
67KG |
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喷嘴数量/类型 Nozzle Quantity/Type |
6P |
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推荐参数 OPERATING RECOMMENDATIONS |
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钻 压 Weight on Bit |
30～150 KN |
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转 速 Rotatoin Speed |
50～250 RPM |
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排 量 Hydraulic Flow Rate |
25～40 L/S |
| 上扣扭矩 Recommended Torque | 16.63～23.71 Kn•m |
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设计特征 Design Features |
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■适应中硬-硬地层及夹层，可钻进燧石、砾岩、石灰岩、石英岩、花岗岩。 |
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Suitable for drilling soft to medium hard formations |
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■钻头体采用优质合金钢，具有极好的强度及韧性。表面强化，防止冲蚀，延长钻头使用寿命。 |
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Bit body is made of superior alloy steel which has excellent strength and toughness&Bit surface is reinforced in order to prevent erosion and prolong service life of the bit. |
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■可适用于有难度的定向井 |
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| Suitable for difficult directional well. | |||||||
| ■抗冲击切削结构技术、辅助切削等技术的应用，增大了钻头适应范围 | |||||||
| Applicable range of the bit is widened through utilization of technologies such as impact resistant cutting structure and auxiliary cutters, etc | |||||||
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■井底流场模拟（CFD）水力平衡设计 |
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CFD hydraulic balance design. |
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