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新聞內容： <P><FONT face=宋体>碳钢弯头无条件退换，</FONT>河北洲际重工有限公司主要的管件生产厂家，主要产品有:<A 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); TEXT-DECORATION: none; WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px" href="http://www.hmayaktigranyan.com/"><STRONG>碳钢弯头</STRONG></A><STRONG style="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); WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial">,</STRONG><A 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); TEXT-DECORATION: none; WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px" href="http://www.hmayaktigranyan.com/wantou/tangang/index.html"><STRONG>不锈钢弯头</STRONG></A><STRONG style="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); WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial">,</STRONG><A 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); TEXT-DECORATION: none; WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px" href="http://www.hmayaktigranyan.com/wantou/guobiao/index.html"><STRONG>国标弯头</STRONG></A><STRONG style="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); WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial">,</STRONG><A 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); TEXT-DECORATION: none; WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px" href="http://www.hmayaktigranyan.com/wantou/mengcunwt/index.html"><STRONG>孟村弯头</STRONG></A><SPAN style="DISPLAY: inline! important; FONT-WEIGHT: normal; FONT-SIZE: 12px; FLOAT: none; 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; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial">，质量保证，价格优惠，欢迎来电订购咨询：<SPAN class=Apple-converted-space> </SPAN></SPAN><A 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); TEXT-DECORATION: none; WIDOWS: 2; ORPHANS: 2; font-variant-ligatures: normal; font-variant-caps: normal; webkit-text-stroke-width: 0px" href="http://www.hmayaktigranyan.com/">www.hmayaktigranyan.com</A> <FONT face=宋体><BR><FONT face=宋体>碳钢弯头按含碳量分类<BR>　　1、按碳的质量百分数分：低碳钢(C：≤0.25%) 中碳钢(C：0.25%≤ C ≤ 0.6%) 高碳钢(C：&gt;0.6%) 含碳量越高，硬度、强度越大，但塑性下降。<BR>　　2、按钢的质量分(首要是杂质硫、磷的含量)： 一般碳素钢(S ≤0.055%，P ≤0.045%) 优质碳素钢(S ≤0.040%，P ≤0.040%) 高级优质碳素钢(S ≤0.030%，P ≤0.035%)。<BR>　　3、按用处分：碳素结构钢：首要用于桥梁、船舶、修建构件、机器零件等。<BR>　　碳钢弯头的优势<BR>　　1、不需管坯作原料，可节约制管设备及模具费用，且可得到恣意大直径而壁厚相对较薄的碳钢弯头。<BR>　　2、坯料为平板或可展曲面，因此下料简略，精度容易保证，拼装焊接便利。<BR>　　3、因为上述二条原因，能够缩短制作周期，生产成本大大降低。因不需要任何专用设备，尤其适合于现场加工大型碳钢弯头。<BR>　　4、碳钢弯头适用于石油、天然气、化工、水电、建筑和锅炉等行业的管路系列。</FONT></FONT></P> <P><FONT face=宋体><A title=碳钢弯头市场价格微调 href="http://www.hmayaktigranyan.com/NEWS/2346.html" target=_blank><STRONG><FONT face=宋体><IMG src="http://www.hmayaktigranyan.com/upfiles/proimages/201892016154723863.jpg"></FONT></STRONG></A></FONT></P> <P><STRONG>上一条：<A title=碳钢弯头以真诚换合作 href="http://www.hmayaktigranyan.com/NEWS/2347.html" target=_blank>碳钢弯头以真诚换合作</A></STRONG></P> <P><STRONG>下一条：<A title=碳钢弯头的规格 href="http://www.hmayaktigranyan.com/NEWS/2351.html" target=_blank>碳钢弯头的规格</A></STRONG></P>

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