q355b合金钢管是合金管的一种，其特性要比一般的合金管高许多，由于这类无缝钢管里边含Cr比较多，其耐热、浸蚀的特性是别的合金管不如的，因此合金管在原油、化工厂、电力工程、加热炉等领域的主要用途较为普遍。

　　(2)q355bHEJINGANGGUANDEKANGFUSHITIZHI

　　q355bHEJINGANGGUANDEBUXIUGANGXINGHENAISHIXINGJIUSHIZHIQIDUIZAODAOZHOUBIANHUANJINGJINSHIDEDIKANGLI，YEJIUSHISHUOQIDUIJINSHIZAOCHENGDECHIHUANSHUIPING，TONGCHENGDUNHUACHULI。

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