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新聞内容 ： <P>衡水热推焊接国标弯头成型工艺介绍，河北乾特管道设备有限公司【<SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(63,63,63); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2">13932768305<SPAN class=Apple-converted-space>&nbsp;</SPAN>刘经理</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><FONT face=宋体>】</FONT></SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; BACKGROUND: rgb(255,255,255); WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: 0pt; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><FONT face=宋体>位于</FONT>“中国管件之都”河北省孟村县。主要生产：</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 12px; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体, verdana, arial, helvetica, sans-serif; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><A style="COLOR: rgb(100,100,100); TEXT-DECORATION: none" href="http://www.hbjjnnj.cn/Edit/www.hbjjnnj.cn"><SPAN class=15 style="FONT-SIZE: 10.5pt; BACKGROUND: rgb(255,255,255); TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); FONT-FAMILY: 宋体; LETTER-SPACING: 0pt"><FONT face=宋体>国标弯头</FONT></SPAN></A></SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; BACKGROUND: rgb(255,255,255); WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: 0pt; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2">,</SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 12px; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体, verdana, arial, helvetica, sans-serif; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><A style="COLOR: rgb(100,100,100); TEXT-DECORATION: none" href="http://www.hbjjnnj.cn/sregerh/Index.html"><SPAN class=15 style="FONT-SIZE: 10.5pt; BACKGROUND: rgb(255,255,255); TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); FONT-FAMILY: 宋体; LETTER-SPACING: 0pt"><FONT face=宋体>对焊弯头</FONT></SPAN></A></SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; BACKGROUND: rgb(255,255,255); WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: 0pt; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><FONT face=宋体>，<A style="COLOR: rgb(100,100,100); TEXT-DECORATION: none" href="http://www.hbjjnnj.cn/Edit/www.hbjjnnj.cn/ProDisplay/index.html" target=_blank>孟村弯头</A>，<A style="COLOR: rgb(100,100,100); TEXT-DECORATION: none" href="http://www.hbjjnnj.cn/Edit/www.hbjjnnj.cn/ProDisplay/index.html" target=_blank>碳钢弯头</A>。公司产品广泛应用于石油、化工、造纸、制药、食品、啤酒、电力、造船、天然气等行业，</FONT></SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 10.5pt; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(63,63,63); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><FONT face=宋体>欢迎登录我公司查看详细的产品信息：</FONT></SPAN><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 12px; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体, verdana, arial, helvetica, sans-serif; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><A style="COLOR: rgb(100,100,100); TEXT-DECORATION: none" href="http://www.hbjjnnj.cn/ProDisplay/index.html"><SPAN class=15 style="FONT-SIZE: 10.5pt; COLOR: rgb(63,63,63); FONT-FAMILY: 宋体">http://www.hbjjnnj.cn/ProDisplay/index.html</SPAN></A></SPAN></P>热推焊接弯头成形技能是选用专用弯头推制机、芯模和加热设备，使套在模具上的坯料在推制机的推动下向前运动，在运动中被加热、扩径并曲折成形的进程。为改进合金弯头耐蚀功用及焊接性，在出产时适当添加适量稳定性元素Ti、Nb、Mo等，焊接性较铬合金弯头好一些。选用同类型的铬不锈钢孟村弯头时，应进行200℃以上的预热和焊后800℃摆布的回火处理。若焊件不能进行热处理，则应选用铬镍合金弯头。 <BR>　　热推焊接弯头厂为防止由于加热而产生睛间腐蚀，焊接电流不宜太大，比碳钢焊条较少20%左右，电弧不宜过长，层间快冷，以窄焊道为宜。 <P><SPAN style="FONT-WEIGHT: normal; FONT-SIZE: 12px; WORD-SPACING: 0px; TEXT-TRANSFORM: none; COLOR: rgb(100,100,100); TEXT-INDENT: 0px; FONT-STYLE: normal; FONT-FAMILY: 宋体, verdana, arial, helvetica, sans-serif; WHITE-SPACE: normal; LETTER-SPACING: normal; BACKGROUND-COLOR: rgb(255,255,255); webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; widows: 2"><IMG src="http://www.hbjjnnj.cn/Upfiles/proimages/2017101716612108.jpg"></SPAN></P>

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