如果是合金钢管道系统，液体温度应高于金属材料的脆性转变温度。
For alloy steel piping system, the liquid temperature shall be higher than the brittle transition temperature of the metal material.
本发明公开了一种多元合金钢管、紧固件、防护栏复合层的制作方法。
The present invention discloses a manufacture method for a composite layer of a complex alloy steel pipe, a fastening element, and a protective grating.
本文分析了中国石化企业中炼油化工装置对合金钢管的特殊要求和目前采购供应中存在的诸多问题。
The article analyses the special requirement of the alloy pipe used in the chemical refinery equipment by SINOPEC industry and the problems in purchasing and supplying system.
对紫铜管与低合金钢管的焊接特点进行了分析，通过工艺试验研究，找出了较合理的焊接工艺方法。
The characteristics of the weld between copper tubes and low alloy tubes were analysed, and reasonable weld technology methods were found out through some experimental investigations.
随着中石化原油加工量及原油含硫比例的不断提高，中石化生产装置用合金钢管的需求量不断加大。
With the development of Sinopec and the increasing proportion of the Sulfur in petroleum, the demand of the alloy steel pipe used in Sinopec producing equipments is unceasingly increasing.
在斜轧穿孔过程中，由于轧件旋进力克服不了顶头的阻力，因此轧制厚壁管或高合金钢管时在穿孔后期造成后轧卡。
In the cross piercing process, as the piercing precession power can not overcome the resistance force, it will lead to rear-jamming when rolling thick-wall tubes or high alloy tubes.
碳钢、合金钢、不锈钢无缝、直缝或螺旋焊缝钢管。
Carbon Steel, Alloy Steel and Stainless Steel of Seamless, Straight or Spiral Welded Pipes.
用于高压化肥设备和管道用优质碳素钢、低合金钢和合金钢无缝钢管。
High quality carbon steel, low alloy steel and alloy steel seamless pipes for high pressure fertilizer equipment and pipeline.
本公司专业提供各种不锈钢，合金钢，碳钢管件…
Our company professionally offers all kinds of stainless steel, alloy steel, carbon steel pipe.
普利茅斯钢管生产圆形与异形钢管以及热挤、冷拔特殊型钢，所生产的钢种有碳钢、合金钢、不锈钢与镍基合金钢。
Plymouth Tube COMPANY Description Plymouth Tube is a manufacturer of round and specialty shaped tubing, extruded and cold drawn shapes in Carbon, Alloy, Stainless Steel and Nickel Alloys.
通过对压力容器常用的3项碳素钢和低合金钢无缝钢管标准的对比，对质检特函[2010]86号文有关碳素钢和低合金钢无缝钢管的技术措施提出了自己的看法。
With the comparison of three standards for carbon and low alloy steel pipes used in pressure vessel, the opinions of the author on the clauses in the document AQSIQ [2010] No. 86 were presented.
通过对压力容器常用的3项碳素钢和低合金钢无缝钢管标准的对比，对质检特函[2010]86号文有关碳素钢和低合金钢无缝钢管的技术措施提出了自己的看法。
With the comparison of three standards for carbon and low alloy steel pipes used in pressure vessel, the opinions of the author on the clauses in the document AQSIQ [2010] No. 86 were presented.
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