1、

The valve work condition and normal failure are studied in this paper. The heat treatment of 21-4N steel exhaust valve is related to the samdwich separated out. The samdwich affects the valve capability 21-4N steel exhaust valve fatigue fracture is caused by thermal overstress.

本文介绍了气门的工作条件、正常失效及21-4N钢排气门强化热处理与层状析出的关系,分析了层状组织对其性能影响和21-4N钢排气门过载断头失效的原因。

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2、

Fracture Analysis of Vent Valve Flake and Improve of System Structure

排气阀片断裂分析及改进

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3、

The fracture characteristics of bolt connecting the pedestal with slipway in a two-way moving slide valve was analyzed.

对双动滑阀装置上连接基座与滑道的螺栓在使用过程中发生的断裂进行了分析。

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4、

analysis of bolt fracture failure for high-pressure main stop valve of turbine

汽轮机高压主汽门螺栓断裂失效分析

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5、

The spiral case disk shaped drain valve joystick fracture repair of Three Gorges Hydropower Station

三峡电站蜗壳盘形排水阀操作杆断口修复

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6、

case analysis on fracture of an excluding ordure valve

排污阀断裂失效分析

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7、

the cause of fracture of an excluding ordure valve used for liquid surface meter of high pressure segregator for hydrogenation refining facility was analyzed by macrophoto, chemical composition analysis, metallography and sem.

针对辽阳石化分公司炼油厂加氢精制装置高压分离器液面计排污阀断裂破坏,进行了宏观形貌、材质化学成分、金相组织、扫描电镜等失效分析工作。

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8、

It was concluded that brittle fracture of the valve bodyof poor casting quality.

结果表明,该阀体爆裂属脆性断裂,爆裂系截止阀材质、组织及铸造质量差所致.

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9、

Therefore, valve will produce a strong shock and a harsh noise, resulting in fracture spool quickly.

所以调节阀会产生强烈的震荡并发出刺耳的噪声, 因而导致阀芯很快断裂.

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10、

Analysis on the Fracture of Oil Valve Opereating Rods of Santana Automobile

桑塔纳轿车油门操纵杆断裂分析

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11、

The longitudinal fracture arosed in connecting nut for inlet flushing valve.

冲洗阀出现进水端连接螺母纵向断裂.

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