1) multi-step forging
多步锻造
1.
In order to study the effect of process parameters on microstructure evolution during multi-step forging,recrystallization and grain growth models were implemented into a finite element code,then coupling between thermo-mechanical and microstructure evolution was realized.
为研究多步锻造过程中工艺参数对大锻件微观组织演变的影响,将再结晶模型和晶粒长大模型加入到模拟软件中,实现了金属高温塑性变形-传热-微观组织演变的耦合。
2) multidirectional forging
多向锻造
1.
Microstructural evolution and mechanical property of ME20M magnesium alloy processed by multidirectional forging;
多向锻造ME20M镁合金的组织演化与力学性能
2.
A combination large deformation mode of multidirectional forging and sequent rolling is proposed for producing high performance aluminum alloy ultra-thick plates in this paper.
提出了一种制备 70 75铝合金厚板的多向锻造后再轧制的复合变形模式。
3) multiple forging
多向锻造
1.
Effect of multiple forging process on microstructure and mechanical properties of wrought magnesium alloy AZ31
多向锻造对变形镁合金AZ31组织和力学性能的影响
2.
As one of severe plastic deformation process, multiple forging is a versatile technique for the great grain refinement and improvement of mechanical properties.
多向锻造技术能强烈细化晶粒,大幅改善材料力学性能,是一种极具工业应用前景的大塑性变形工艺。
3.
The evolution of the grain orientation of AZ80 magnesium alloy during multiple forging process is examined qualitatively using X-ray diffraction and optical microscopy.
用XRD图定性分析了多向锻造变形下AZ80镁合金择优取向的变化。
4) multi-axial forging
多轴锻造
5) repeated firing foring
多火次锻造
6) multiple impression forging
多型槽锻造
补充资料：多苯基多亚甲基多异氰酸酯
多苯基多亚甲基多异氰酸酯，简称PAPI，或称粗MDI，浅黄色至褐色粘稠液体．有刺激性气味。相对密度(20℃／20 ℃)1．2，燃点218℃。PAPI实际上是由50％MDI与50％官能度大于2以上的多异氰酸酯组成的混合物。升温时能发生自聚作用。溶于氯苯、邻二氯苯、甲苯等。PAPI的活性低，蒸气压低，只是TDI的百分之一，故毒性很低。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中，改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内，远离火种、热源。严格防水、防潮，避免光照。
用于制造聚氨脂胶粘剂。也可直接加入橡胶胶粘剂中，改善橡胶与尼龙或聚酯线的粘接性能。贮存于阴凉、通风、干燥的库房内，远离火种、热源。严格防水、防潮，避免光照。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条