A composition and method for inhibiting the corrosion of iron and steel in the presence of aqueous acid at high temperatures comprising adding to the acid an effective corrosion-inhibiting amount of at least one iodide salt, at least compound selected from the group of formic acid compounds, formic acid derivatives, and formate esters, and an amine or a quaternary nitrogen compound, and/or an oxygen-containing compound such as a phenyl ketone, phenyl aldehyde, or an alkynol.  
                            一种在高温
水酸存在下抑制
铁和钢腐蚀的组合物和方法,包括在酸中加入有效缓蚀量的至少一种
碘盐、至少一种选自
甲酸化合物、
甲酸衍
生物、
甲酸酯、胺或季氮化合物和/或含氧化合物如苯基酮、苯基醛或炔醇的化合物。