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1)  QPQ process
QPQ盐浴渗氮
1.
Effect of microstructure of nodular cast iron on its nitrided layer depth and wear resistance by QPQ process
球铁基体组织对QPQ盐浴渗氮层深度和耐磨性的影响
2)  QPQ complex salt bath heat-treatment
QPQ盐浴氮化
3)  salt bath nitriding
盐浴渗氮
1.
The combination of salt bath nitriding and oxidation procedures produces compact and integrated Fe_3O_4 film on the surface of the workpiece and the porous area of the nitriding layer.
清洗工序和预热工序可以促进表面渗氮层均匀,避免腐蚀的加剧;盐浴渗氮和氧化工序配合,使工件表面和疏松氮化层的多孔区表面生成致密完整的Fe3O4膜;抛光和二次氧化工序降低了氧化膜产生开裂的可能性,提高了抗蚀性。
4)  QPQ salt-bath treatment
QPQ盐浴处理
5)  QPQ complex salt bath heat treatment
QPQ复合盐浴处理
1.
Effect of QPQ complex salt bath heat treatment on wear resistance of ductile cast iron has been studied,which has been pretreated to get different ferrite content with 900℃ normalizing and temper at different heat.
用金相显微镜和X射线衍射仪研究了球铁QPQ复合盐浴处理工艺后的显微组织,用M200滑动磨损试验机研究了球铁经过不同工艺处理后的耐磨性。
6)  QPQ salt bath composit processing
QPQ盐浴复合处理
1.
This paper aims to the new process of QPQ salt bath composit processing technology that applied to the components of retarder brief introduce its processing character and it also anlyzes the condition of applying of the technoeogy in the cylinder and piston rod of retarder.
本文针对应用于减速顶零件上的新工艺 QPQ盐浴复合处理技术的工艺特点进行了简单的介绍 ,并对这项技术在减速顶油缸和活塞杆上的应用情况 ,进行了分
补充资料:[styrene-(2-vinylpyridine)copolymer]
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性质:学名苯乙烯-2-乙烯吡啶共聚物。微黄色粉末或透明小颗粒晶体。无臭,无味。不溶于水,溶于酸、乙醇、丙酮、氯仿。有抗水、防潮性能,适用于多种药片的包衣等。

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