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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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal">：<SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"><A href="http://www.hbjjnnj.cn">www.hbjjnnj.cn</A></SPAN></SPAN><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"> </SPAN></SPAN></P> <P><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal">不锈钢弯头管材具有内壁光滑、热媒流动阻力小，耐酸碱、使用寿命长，安装方便等优点。近几年来被供暖系统中广泛的应用，不锈钢弯头做为新一代的采暖专用管材正逐步成为采暖市场的主流产品优点；能承受冲击的优点；不锈钢弯头耐温耐压、柔韧性好、耐热，其性能高于其它塑料管材。安装简便导热性好适用于地板采暖系统，可回收性。不锈钢弯头管材有其优异的抗冲击强度，可热熔焊接和机械连接，优于PB-PP-R的热传导性。<BR>仅从设计应力上讲，不锈钢弯头的耐压性能佳。但由于各方面的因素，地板采暖管的的实际壁厚通常为而在这个壁厚下各类管材均能满足地板采暖的要求，国标不锈钢冲压弯头管耐压优势体现不出来；导热性：用于地板采暖的管材需要有好的导热性、低温耐热冲击性的耐低温冲击性能比较好。<BR>　　冲压弯头只能做小口径的，假如管子规格太大，很难买到废品冲压弯头，只能运用焊接弯头。由于焊接弯头焊缝更多，一切运用性能不如冲压弯头，容易被腐蚀漏。且由于冲压弯头是成批消费，所以价钱上较焊接弯头廉价。如今有精铸弯头，抗腐蚀性能好。</SPAN></SPAN></P><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"><SPAN style="FONT-WEIGHT: normal; 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); WIDOWS: 2; ORPHANS: 2; webkit-text-stroke-width: 0px; font-variant-ligatures: normal; font-variant-caps: normal"> <P><SPAN style="OVERFLOW: hidden; WIDTH: 150px; HEIGHT: 113px; TEXT-ALIGN: center"><A href="http://www.hbjjnnj.cn/wantou/chongyawantou/index.html" target=_blank><IMG style="BORDER-RIGHT: rgb(200,200,200) 1px solid; PADDING-RIGHT: 2px; BORDER-TOP: rgb(200,200,200) 1px solid; PADDING-LEFT: 2px; PADDING-BOTTOM: 2px; BORDER-LEFT: rgb(200,200,200) 1px solid; PADDING-TOP: 2px; BORDER-BOTTOM: rgb(200,200,200) 1px solid" height=113 src="http://www.hbjjnnj.cn/upfiles/proimages/201791210495932800.jpg" width=150 border=0></A></SPAN></P> <P>上一条：<A title=对焊弯头基本行情 href="http://www.hbjjnnj.cn/hangye/2602.html" target=_blank>对焊弯头基本行情</A></P> <P>下一条：没有了</P></SPAN></SPAN>

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