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镦头顶料杆

宣布时间： 2021-05-13 15:46:04 有用时间： 2021-05-24 17:00:00 浏览量：

 

转载时请注明来由：尊龙凯时网站www.jiermt.com

序号

名称

材质

重量

执行标准

单位

数目

1

镦头顶料杆

45#

按图纸

图纸及手艺要求

吨

40

2

镦头顶料杆

42CrMo

按图纸

图纸及手艺要求

吨

30

1、顶料杆毛坯单边余量2.5mm，，，，，，，如遇毛坯直径不切合国标规格圆钢时，，，，，，，毛坯余量双方协商确定。。。。。。

2、精度要求

供料种类

精度要求

备注

镦头毛坯

所有外圆公差：±0.5mm；；；；；；

长度公差：≤2mm；；；；；；

直线度公差：1mm/1000mm

质料标准

45钢执行GB/T 699-2015

42CrMo执行GB/T3077

注：毛坯不知足精度要求时可加工抵达。。。。。。

3、制造要领

圆钢下料、局部感应加热、使用模具和相关装备举行墩头。。。。。。

4、外貌质量

锻件外貌不允许保存裂纹、折叠、夹层、锻伤、夹渣、飞边、尖角等缺陷，，，，，，，不允许举行焊补。。。。。。

5、其他未尽事宜按GB/T699-2015标准执行。。。。。。

 

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1.营业执照

2.尊龙凯时简介

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