金属在自然环境条件下的腐蚀称为大气腐蚀，因而对能在大气自然环境条件下耐腐蚀的钢称为耐大气腐蚀钢。
Metal corrosion under natural environment is called atmospheric corrosion, the steel with the characteristic of atmospheric corrosion resistance is named weather resisting steel.
使用状态的组织为细晶粒的铁素体—珠光体，强度比普通碳素结构钢Q235高约20%～30%，耐大气腐蚀性能高20%～38%。
Using the state of the organization for the fine grain ferrite pearlite, strength than ordinary carbon structural steel Q235 about 20% ~ 30%, high atmospheric corrosion resistance of 20% ~ 38%.
通常利用加速腐蚀试验采用失重法表征耐候钢的耐大气腐蚀性能。
Usually, corrosion resistance of weathering steels is evaluated by the weight-loss method in an accelerated corrosion test.
研究发现在北京地区两类材料的大气腐蚀数据无显著差异，在青岛、江津、武汉地区耐候钢腐蚀率显著低于碳钢。
Regression analysis of atmospheric corrosion date at BEIJING shows that relationship between corrosion date of weathering and carbon steel and time follows linear bilogarithmic law.
试验结果表明，该钢具有优异的焊接性能、较低的焊接冷裂纹敏感性和良好的耐大气腐蚀性能。
The results show that the steel has superior weldability, low cold-cracking sensitivity and good weather corrosion resistance.
使用NH35Q耐候钢新钢种制作的试验桥，耐大气腐蚀能力强。
The test bridge made of a new type of weather resistant steel of NH35Q steel has a strong resistance to atmospheric corrosion.
钢是日本开发的耐大气腐蚀高耐候结构钢，具有极强的耐大气和海水腐蚀能力，是船运集装箱的理想材料。
And SPA-H steel is a perfect shipboard container's material for its excellent anti-atmospheric and anti-seawater corrosion attribute.
钢是日本开发的耐大气腐蚀高耐候结构钢，具有极强的耐大气和海水腐蚀能力，是船运集装箱的理想材料。
And SPA-H steel is a perfect shipboard container's material for its excellent anti-atmospheric and anti-seawater corrosion attribute.
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