The regulation of nucleation and growth of phosphate film on gray cast iron was studied for the phosphating process with a bath of zn - ca system 摘要通过对灰铸铁锌钙系磷化过程及其机理的研究，初步确定了磷化膜在灰铸铁基体表面的形核、长大规律。
The main parts of the pump are generally made of grey cast iron and high - grade carbon steel , and can be used copper or stainless steel to meet the requirements of different medium 泵的主要材料为灰铸铁和优质碳钢，根据用户需要，可采用铜或不锈钢等材料进行制造。
For cast materials , grey cast iron , synthetic materials , itanium and titanium alloys , non - iron metals and also high temperature resistant steels as well as for woodworking purposes 广泛使用于铸造材料、灰铸铁、合成材料、钛合金、非铁金属、耐高温钢以及木工领域。
Turning , milling , reaming , planing of grey cast iron up to 200 hb , light metals , plastics and synthetics . for higher strain of toughness . for interrupted cutting 对硬度达200hb的灰铸铁、轻金属、塑料、合成材料等车削、铣削、铰孔、刨平等加工的牌号。适用于切断加工、高应力条件下具有良好的韧性。
Abstract : some kinds of defects in plate castings of gray cast iron are discussed , and varies kinds of gating systems and their advantages or disadvantages are analysed in this articles 文摘:本文介绍了平板类灰铸铁件易产生的各类铸造缺陷及其在生产中常用的各种浇注系统，并分析了各类浇注系统的优缺点。
Finish - cut turning , fine boring , finish - turning , finish - milling , shave - planing , fine machining of hardened steel , abrasive materials , hard and grey cast iron , si - al - metals , plastics , electrode carbon , etc 对硬钢、耐磨料、硬铸铁、灰铸铁、硅铝合金、塑料、炭精棒等进行精密车削、精细镗孔、精细铣削、刨平、等的精细机械加工。
Standard grade for turning , drilling , milling , reaming , countersinking of hardened steels , white and grey cast iron light metals , plastics and synthetic materials , al - si - mn - cu - alloys , glass , ceramics , graphite 对硬钢、白铸铁、灰铸铁、轻金属、塑料、合成材料、铝-硅-锰-铜合金、玻璃、陶器、石墨等进行车削、钻孔、铣削、铰孔、穿孔等加工的标准牌号。
The product is locked in grey iron and ductile iron castings due to the increased demand in the u . s . market . the price will follow the competition - oriented principle after studying the cost , demand and competition of the castings 美国市场需求主要是灰铸铁件和球墨铸铁件，基于这一基本需求和现有优势，将产品定位在灰铁和球铁铸件上，重点将放在球墨铸铁铸件的出口上。
Vermicular iron has graphite shape between flake graphite of gray iron and nodular graphite of nodular iron , tensile strength higher than that of gray iron by 70 % , and some lower than that of nodular iron , so is a sort of excellent material for structural parts 摘要蠕墨铸铁的石墨形状介于灰铁的片状石墨与球铁的球状石墨之间，抗拉强度高于灰铸铁70 % ，略低于球墨铸铁，是结构件的优良材料。
The company covers an area of a face to accumulate 16000 square metre , main product has nodular cast iron , stainless steel , produce steel of casting pig , nonferrous metal , carbon , alloy steel to wait at the same time , the largest sheet the product achieves more than tons 30 公司占地面积16000平方米，主要产品有球墨铸铁，不锈钢、同时生产灰铸铁、有色金属、碳钢、合金钢等，最大单件产品达到30余吨。
