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1)  steel bonded carbide
钢结硬质合金<冶>
2)  WC steel-bonded carbides by means of electro-slag and casting
电冶钢结硬质合金
1.
This topic, in view of the service condition of brick moulding machine template, selects the low and the middle grade steel and the slap-up mould material WC steel-bonded carbides by means of electro-slag and casting, uses the surface strengthening-h.
本课题针对制砖机模板的使用情况,选用低中档的普通钢和高档的硬质工模具材料电冶钢结硬质合金,采用表面强硬化处理来提高制砖机模板表面的耐磨性,由此提高其使用寿命。
3)  steel-bonded cemented carbide
钢结硬质合金
1.
WC steel-bonded cemented carbide powders being compacted by explosive compaction were bonded to the surface of carbon steel using liquid phase sintering.
采用液相烧结法将爆炸压实后的WC钢结硬质合金粉末复合在碳钢表面,对不同烧结温度下的界面组织和抗剪强度进行了研究。
2.
Heat treatment technology of steel-bonded cemented carbide GW50 is analyzed,adopting ELID precise surface grinding technology instead of traditional grinding technology is put forward in this paper, product quality is ensured of adopting precise surface grinding technology for steel-bonded cemented carbide punching dies, and labor productivity is improved greatly.
分析了钢结硬质合金GW50的热处理工艺,提出采用ELID精密镜面磨削技术代替原来的传统磨削工艺,对钢结硬质合金模具进行精密磨削,使其能够满足产品质量要求,并提高了劳动生产率。
3.
Steel-bonded cemented carbide powder processed by explosive compaction was bonded to the surface of carbon steel through liquid phase sintering under 1350℃.
在烧结温度为1350℃时,采用液相烧结法将爆炸压实后的钢结硬质合金粉末复合在碳钢表面,获得了覆层材料。
4)  steel bonded carbide
钢结硬质合金
1.
Microstructure and performance of in situ synthesis TiC/Cr19Al3 steel bonded carbides;
原位合成TiC/Cr19Al3钢结硬质合金组织与性能
2.
Study on in situ reactive synthesis of TiC/Cr18Ni8 steel bonded carbide;
TiC/Cr18Ni8不锈钢钢结硬质合金原位反应合成研究
3.
A study on in situ reactive synthesis of TiC/heat resistant steel-steel bonded carbides;
TiC/耐热钢钢结硬质合金原位反应合成研究
5)  RB40 steel bonded carbide
RB40钢结硬质合金
1.
Select the RB40 steel bonded carbide material to produce heat forging bolt open-die, carry on forging and the strengthened compound heat treatment.
选用RB40钢结硬质合金新型工程材料制造热镦螺栓开式镦模,进行了锻造和复合强化热处理,试验表明,采用RB40钢结硬质合金代替3Cr2W8V,模具寿命提高20~25倍。
6)  steel-bonded carbide
钢结硬质合金
1.
Influence of laser surface re-melting on microstructure of steel-bonded carbide DGJW40 alloy prepared by electro-slag melting and casting;
激光重熔对电冶钢结硬质合金DGJW40组织影响的研究
2.
Three kinds of steel-bonded carbides with different WC content have been treated by paste boronizing.
采用膏剂渗硼剂 ,对三种WC含量不同的钢结硬质合金进行了渗硼处理。
3.
The differences of manufacture process, product performance and failure feature between GW30 steel-bonded carbide and general Cr12 smelting steel in respect of manufacturing twistingboard for thread are contrasted.
对比了 GW30钢结硬质合金与普通的 Cr12熔炼钢在制造螺纹搓丝板上的制造工艺、产品性能和失效特征等方面的差异 ,介绍了 GW30钢结硬质合金制造螺纹搓丝板的工艺方法 ,试验表明 GW30钢结合金制造的搓丝板的使用寿命是 Cr12熔炼钢的 7~ 10倍 ,具有显著的技术经济效益。
补充资料:硬质聚氨酯自结皮泡沫塑料
分子式:
CAS号:

性质:又称硬质聚氨酯整皮泡沫塑料。是一种表皮致密,芯部疏松的硬质泡沫塑料。泡孔开孔部分只占0.5%~1%,由多苯基多亚甲基二异氰酸酯和聚醚多元醇等制备。用RIM设备,用不同配方生产不同密度与壁厚的硬质聚氨酯自结皮泡沫。通过放入嵌件可扩大模塑制品的设计、应用范围。密度200~400kg/m3者可替代木材;密度400~800kg/m3者可制做要求承受较高物理应力的其他工,业品。用于建筑工业、汽车工业、家具、体育和娱乐行业。

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