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    不锈钢异径管

    作者:聊城荣贺金属制品有限公司 来源:http://www.luxuryresidentialreport.com 日期:2016-10-19 6:30:07
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    图示-(不锈钢异径管)图片

       不锈钢异径管的圆度不应大于相应端外径的1%,且允许偏差为±3mm。异径管的材质执行SY/T5037、GB/T9711、GB/T8163、美标ASTM A106/A53 GRB,API 5L、APT5CT、ASTM A105、ASTM A234、ASTM A106、DIN德国标准及客户要求标准异径管(大小头)是用于管道变径处的一种管件。通常采用的成形工艺为缩径压制、扩径压制或缩径加扩径压制,对某些规格的异径管也可采用冲压成形。

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