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- spheroidal graphite roll 球墨轧辊
- The sparkle gap is comprised of a pair of spheroidal graphite electrode with the feature of adjusting easily. 火花间隙由一对石墨球面电极组成,石墨电极调节灵活。
- The influence of flake and spheroidal graphite on oxyacetylene cutting charicteristic of cast iron has been analysed. 讨论了石墨的物理性能,分析了片状和球状石墨聚集状态对铸铁气割性的影响。
- The process method can be applied to prevent the formation of cementite in other spheroidal graphite cast iron bar. 此瞬时孕育的工艺方法可应用于其它球墨铸铁薄壁杆件的反白口缺陷的防止上。
- It has been shown that the fine and spheroidal graphite is favourable to the oxyacetylene cutting perfomance. 发现,愈是细小、圆整石墨形态愈有利于气割。
- Material of overflow parts: cast iron; spheroidal graphite cast iron; copper; stainless steel; carbon steel. 过流部分材料:铸铁,球墨铸铁,铜,不锈钢,碳钢
- The results showed that the new cast metl combines theadvantages of both austenitic-bahaic ductile iron and spheroidal graphite mallea-ble cast iron. 结果表明,它兼有奥贝球铁和球墨可锻铸铁的优点。
- This European Standard does not deal with the ultrasonic examination of the nodularity of spheroidal graphite cast irons. 本欧洲标准不适用于球墨铸铁节点的超声波检测技术.
- Grinding ball of spheroidal graphite cast iron with martensitic matrix was usually produced by reheating and quenching after casting. 马氏体基球墨铸铁磨球一般采用砂型(或金属型)铸造成形后,再重新加热进行淬火。
- The effect of different matrix structure on thermal fatigue resistance of spheroidal graphite iron (S.G. iron) were studied. 研究了不同基体组织对球墨铸铁抗热疲劳性能的影响。
- According to the working pressure, the body and cover of pump are made of grey cast-iron or spheroidal graphite cast iron. 泵体、泵盖根据工作压力采用灰铸铁或球墨铸铁制造。
- Fatigue fracture is the main form of failure of the crankshaft of spheroidal graphite cast iron in 195 model diesel engine. 195型柴油机球墨铸铁曲轴的失效形式,主要是疲劳断裂。
- And the greater undercooling (TEN-TEU) is measured, the more seriously degeneration of normal spheroidal graphite and intercellular carbides are obtained. 并且,过冷度 (TEN-TEU)越大,则产生石墨畸变和晶间碳化物的程度也越严重。
- The nodulizing effect and fading-resistant of spheroidal graphite of the chunky pressurized composite yttrium heavy rare-earth nodulizer have been studied in lab. 用保温模似法和附铸试样试验,研究了新型压块状钇基重稀土复合球化剂的球化处理工艺及其球化效果和抗球化衰退性。
- The fatigue and wear resistance of the spheroidal graphite cast-iron crankshatt oi gas-nitrocarburizing and sulfnitrocarburizing in salt bath after normalizing are studied. 对比了球墨铸铁曲轴经正火加气体氮碳共渗及正火后盐浴硫氮碳共渗的抗疲劳性及耐磨性。
- Adding different alloy combination of RE, copper and titanium, then through gestation and nodulizing disposal, we got the fine texture of ferrite pearlite and spheroidal graphite. 通过在中硅耐热铸铁中添加不同组合的合金元素稀土、铜、钛使其合金化,经过孕育和球化处理,得到铁素体+珠光体+球状石墨的金相组织。
- The nodulizing effect and fading_resistant of spheroidal graphite of the chunky pressurized composite yttrium heavy rare_earth nodulizer have been studied in lab. 用保温模似法和附铸试样试验,研究了新型压块状钇基重稀土复合球化剂的球化处理工艺及其球化效果和抗球化衰退性。
- It was studied that the effect of carbon equivalent, inoculation and casting modulus on porosity of spheroidal graphite iron using a series of castings. 用系列试验铸件研究了主要工艺因素(碳当量、孕育量以及铸件模数)对球墨铸铁件缩松产生的影响规律。
- The microstructure morphology of spheroidal graphite cast steel after as-casting、annealing、normalizing、forging was investigated emphatically in this paper. 重点分析了球墨铸钢铸态、退火、正火、锻造后的组织特征。
- NOTE The transmission technique has insufficient sensitivity to detect the discontinuities found in spheroidal graphite cast iron castings and is used in exceptional cases only. 注意:对于检测球墨铸铁中的缺陷来说,穿透技术的灵敏度不够,只有在特殊情况下使用该技术。