合(he)(he)金厚壁(bi)(bi)(bi)彎(wan)(wan)管(guan)(guan)時(shi)(shi)材(cai)料外(wai)側受(shou)(shou)拉，內側受(shou)(shou)壓(ya)中性軸所在位置則與(yu)(yu)彎(wan)(wan)管(guan)(guan)方(fang)法而(er)(er)不(bu)同，在頂(ding)彎(wan)(wan)式(shi)(壓(ya)縮彎(wan)(wan)曲(qu))工(gong)(gong)作(zuo)時(shi)(shi)中性軸處(chu)于(yu)離(li)(li)外(wai)壁(bi)(bi)(bi)約1/3處(chu)，在旋(xuan)彎(wan)(wan)(回彎(wan)(wan)式(shi))工(gong)(gong)作(zuo)時(shi)(shi)，中性軸處(chu)于(yu)離(li)(li)外(wai)壁(bi)(bi)(bi)2/3處(chu)。在合(he)(he)金厚壁(bi)(bi)(bi)彎(wan)(wan)管(guan)(guan)時(shi)(shi)材(cai)料外(wai)側受(shou)(shou)拉，內側受(shou)(shou)壓(ya)中性軸所在位置則與(yu)(yu)彎(wan)(wan)管(guan)(guan)方(fang)法而(er)(er)不(bu)同，在頂(ding)彎(wan)(wan)式(shi)(壓(ya)縮彎(wan)(wan)曲(qu))工(gong)(gong)作(zuo)時(shi)(shi)中性軸處(chu)于(yu)離(li)(li)外(wai)壁(bi)(bi)(bi)約1/3處(chu)，在旋(xuan)彎(wan)(wan)(回彎(wan)(wan)式(shi))工(gong)(gong)作(zuo) 時(shi)(shi)，中性軸處(chu)于(yu)離(li)(li)外(wai)壁(bi)(bi)(bi)2/3處(chu)。在鋼管(guan)(guan)后端用機械推力(li)推進(jin)，進(jin)行(xing)彎(wan)(wan)制，隨(sui)著國內管(guan)(guan)件制造業的(de)發展，合(he)(he)金厚壁(bi)(bi)(bi)彎(wan)(wan)管(guan)(guan)制造工(gong)(gong)藝也在不(bu)斷進(jin)步(bu)。錳鋼材(cai)質的(de)16Mn 合(he)(he)金彎(wan)(wan)管(guan)(guan)由于(yu)錳鋼具有(you)承受(shou)(shou)沖擊、擠(ji)壓(ya)、物料磨損等的(de)優良特殊的(de)穩定高效的(de)性能。