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论述了1500MPa级镍基合金Incone l718螺栓的研制特点及关键技术。结果表明,1500MPa级Incone l718螺栓能满足飞机对高强度、长寿命、耐腐蚀紧固件的需求,实现了1500 MPa级Incone l718螺栓国内供应的目标。
The development characteristics and key technologies of Incone l718 bolt for 1500MPa nickel base alloy are discussed. The results show that the 1500MPa Incone l718 bolt can meet the requirements of aircraft for high strength, long life and corrosion resistant fasteners, and achieves the goal of domestic supply of Incone l718 bolt of 1500 MPa grade.