If the strength calculation of piping components is to be made, the allowable stresses of the piping materials shall be determined fist.
要对管道元件进行强度计算，首先就要确定管道材料的许用应力。
Introduces piping material corrosion characteristics and mechanism of PTA plant, how to select the piping materials and gives the examples of material selection.
介绍精对苯二甲酸装置中常见的管道腐蚀特点和机理，选用材料和选材实例。
Using of the excellent FAC-resistant piping materials can effectively reduce the rate of wall-thinning, as a result, it has been widely used in design or later design alteration.
研究及实践表明，目前已有多种技术用于抑制、减缓上述壁厚减薄现象。其中，选用抗fac性能优良的管道材料能有效地降低壁厚减薄速率并已在设计或设计变更中得到广泛应用。
(Polyvinyl Chloride) PVC conforming to ASTM D-1784, Classification 12454-b, formerly designated Type I, Grade 1, is the most frequently specified of all thermoplastic piping materials.
(聚氯乙烯)PV C符合ASTMD- 1784，类别12454 -B标准，以前定义为类别i，等级1，是所有热塑塑料管道材料中应用最广泛的材料。
The newly developed composite piping that composed of three layers materials such as metal, ceramic and polymer was made by reactive processing technology and reactive impregnation technology.
该新型复合管道是由金属、陶瓷、聚合物三层材料组成，通过反应加工工艺和反应浸渍工艺复合而成。
A three-element composite piping made of elastic materials was studied with finite element numerical simulation.
用有限元数值模拟法研究了由弹性材料构成的三元复合管道的力学性能。
Influence of organic materials on water intended for human consumption - Determination of odour and flavour assessment of water in piping systems - Part 1: test method.
有机材料对饮用水的影响。管道系统中水味道的测定。第1部分：试验方法。
Valves serve the purpose of controlling the fluids in building services piping. Valves are produced in a variety of design types and materials.
在建筑物管道系统中，阀门起着控制流体的作用。由于结构和材质的不同，因此制造出的阀门也就各不相同。
In this article, the materials of bolts and nuts and the standard for the materials normally used in pressure vessels and piping were analyzed.
本文仅就过程工业中压力容器及压力管道常用的紧固件材料标准及牌号进行分析。
Especially for the tough, ductile materials used in nuclear plant piping, ordinary plastic collapse analyses will possibly suffice.
尤其是对于核电管道的韧性材料，一般的塑料失稳分析可能足够了。
Have good mechanical strength, weather resistance and fire resistance, can be used in structural materials alone, be used in the manufacture of chemical piping, sheet metal and plastic products.
具有良好的机械强度、耐候性和耐燃性，可以单独用做结构材料，应用于化工上制造管道、板材及注塑制品。
The main materials of equipment , piping and construction parts are carbon steel, stainless steel, aluminum, titanium, nickel and nickel alloy, and special clad material.
公司生产和安装的设备以及结构件材料主要有碳钢、不锈钢、钛、镍基合金以及各种复合材料等各种有色金属。
Analyses and compares water standard, water treatment process, water supply piping line, system, pipe materials and other problems in the piping drinking water system.
本文对管道直饮水系统中用水标准、水处理工艺、供水管网、管材选用等问题进行了分析比较。
Direct piping aslw can be connected for the supply of some basic chemical materials due to being adjacent to Juhua Group Corporation.
对于一些基本化工原料，由于园区紧邻 巨化集团公司，可以由管道直接延伸输送。
Direct piping aslw can be connected for the supply of some basic chemical materials due to being adjacent to Juhua Group Corporation.
对于一些基本化工原料，由于园区紧邻 巨化集团公司，可以由管道直接延伸输送。
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