NEWS
排水(shui)用灰鑄鐵(tie)直管(guan)及管(guan)件(jian)(jian)公(gong)差(cha)要(yao)求如下：1.外形 a.直管(guan)的彎曲度應(ying)不大于2mm/m。 b.直管(guan)及管(guan)件(jian)(jian)端面(mian)應(ying)與軸(zhou)線相垂直。 c.管(guan)件(jian)(jian)兩軸(zhou)線角度允(yun)許(xu)偏(pian)差(cha)為士1°30＇。2.尺寸允(yun)許(xu)偏(pian)差(cha) a....
排水(shui)用灰鑄鐵W型管(guan)件結構型式(shi)與尺(chi)寸(cun)如下：W型P存水(shui)彎(wan)型式(shi)見(jian)(jian)圖5-25，尺(chi)寸(cun)見(jian)(jian)表5-25。W型S存水(shui)彎(wan)型式(shi)見(jian)(jian)圖5-26，尺(chi)寸(cun)見(jian)(jian)表5-26。W型90°短彎(wan)頭型式(shi)見(jian)(jian)圖5-27，尺(chi)寸(cun)見(jian)(jian)表5-27。W型90°長彎(wan)頭型式(shi)見(jian)(jian)圖5-28，尺(chi)寸(cun)見(jian)(jian)表5-28。W型45°...
排水(shui)用(yong)灰鑄(zhu)鐵A型(xing)管件結構型(xing)式(shi)與尺(chi)(chi)寸(cun)如下：45°彎(wan)頭(tou)型(xing)式(shi)見圖(tu)(tu)5-9，尺(chi)(chi)寸(cun)見表(biao)5-9。90°彎(wan)頭(tou)型(xing)式(shi)見圖(tu)(tu)5-10，尺(chi)(chi)寸(cun)見表(biao)5-10。大小頭(tou)型(xing)式(shi)見圖(tu)(tu)5-11，尺(chi)(chi)寸(cun)見表(biao)5-11。套袖(xiu)型(xing)式(shi)見圖(tu)(tu)5-12，尺(chi)(chi)寸(cun)見表(biao)5-12。P型(xing)存水(shui)彎(wan)型(xing)式(shi)見圖(tu)(tu)5-13，尺(chi)(chi)寸(cun)...
1.接(jie)(jie)(jie)口(kou)連(lian)接(jie)(jie)(jie)安(an)(an)裝(zhuang)(zhuang)結構(gou) a. A型(xing)柔性(xing)接(jie)(jie)(jie)口(kou)的安(an)(an)裝(zhuang)(zhuang)結構(gou)圖見圖5-1。 b. W型(xing)無承口(kou)（管箍式(shi)）接(jie)(jie)(jie)口(kou)的安(an)(an)裝(zhuang)(zhuang)結構(gou)圖見圖5-2。2.A型(xing)柔性(xing)接(jie)(jie)(jie)口(kou)直管 a. A型(xing)柔性(xing)接(jie)(jie)(jie)口(kou)直管...
排水用灰(hui)(hui)(hui)(hui)鑄鐵(tie)管(guan)件(jian)分為A型(xing)(xing)管(guan)件(jian)和W型(xing)(xing)管(guan)件(jian)兩大(da)類(lei)。1.A型(xing)(xing)灰(hui)(hui)(hui)(hui)鑄鐵(tie)管(guan)件(jian)種(zhong)類(lei) A型(xing)(xing)灰(hui)(hui)(hui)(hui)鑄鐵(tie)管(guan)件(jian)的種(zhong)類(lei)見表5-1。2.W型(xing)(xing)灰(hui)(hui)(hui)(hui)鑄鐵(tie)管(guan)件(jian)種(zhong)類(lei) W型(xing)(xing)灰(hui)(hui)(hui)(hui)鑄鐵(tie)管(guan)件(jian)的種(zhong)類(lei)見表5-2。...
排水用(yong)灰鑄(zhu)鐵管(guan)(guan)(guan)及管(guan)(guan)(guan)件(jian)(jian)是(shi)一種柔(rou)性接口(kou)的直管(guan)(guan)(guan)及管(guan)(guan)(guan)件(jian)(jian)，主(zhu)要用(yong)于排放(fang)污水，其公稱口(kou)徑范圍為(wei)50～200mm。排水用(yong)柔(rou)性接口(kou)灰鑄(zhu)鐵管(guan)(guan)(guan)及管(guan)(guan)(guan)件(jian)(jian)，按其接口(kou)型(xing)(xing)式可(ke)(ke)分為(wei)A型(xing)(xing)直管(guan)(guan)(guan)及管(guan)(guan)(guan)件(jian)(jian)和W型(xing)(xing)無承口(kou)（管(guan)(guan)(guan)箍式）接口(kou)兩種。對于W型(xing)(xing)管(guan)(guan)(guan)件(jian)(jian)，按其壁(bi)厚又可(ke)(ke)分為(wei)TA級(ji)(ji)和TB級(ji)(ji)兩級(ji)(ji)。...
1.材料(liao)化學成分 鑄鐵管(guan)件(jian)的磷含(han)量應(ying)不大于(yu)0.40％，硫(liu)含(han)量應(ying)不大于(yu)0.12％。2.力(li)學性能(neng) a.抗(kang)拉強度 鑄鐵管(guan)件(jian)的抗(kang)拉強度應(ying)不小(xiao)于(yu)1.4MPa。 b.硬度 當(dang)鑄鐵管(guan)件(jian)在(zai)切削、鉆孔有困難而...
1.插口(kou)(kou)外徑(jing)(jing)(jing)和承口(kou)(kou)內(nei)徑(jing)(jing)(jing) 管件(jian)插口(kou)(kou)外徑(jing)(jing)(jing)和承口(kou)(kou)內(nei)徑(jing)(jing)(jing)極(ji)限偏(pian)差(cha)見表4-28。2.承口(kou)(kou)深度 管件(jian)承口(kou)(kou)深度允許偏(pian)差(cha)： 公(gong)稱(cheng)(cheng)口(kou)(kou)徑(jing)(jing)(jing)為(wei)75～500mm：±5mm； 公(gong)稱(cheng)(cheng)口(kou)(kou)徑(jing)(jing)(jing)≥600mm：±10mm。3.壁(bi)厚 ...
通用(yong)管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)系指量大、面廣(guang)且適用(yong)于各(ge)行(xing)各(ge)業的管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)（通常有(you)國(guo)家標準）。通用(yong)管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)包括給水(shui)(shui)用(yong)灰(hui)(hui)鑄(zhu)(zhu)鐵(tie)管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)；排(pai)水(shui)(shui)用(yong)灰(hui)(hui)鑄(zhu)(zhu)鐵(tie)管(guan)(guan)(guan)(guan)(guan)及管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)；球墨鑄(zhu)(zhu)鐵(tie)管(guan)(guan)(guan)(guan)(guan)、管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)和附件(jian)(jian)；可鍛(duan)鑄(zhu)(zhu)鐵(tie)管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)；鋼(gang)制(zhi)對(dui)焊無縫管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)；鋼(gang)板制(zhi)對(dui)焊管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)；鍛(duan)鋼(gang)制(zhi)承插(cha)焊管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)及鍛(duan)鋼(gang)制(zhi)螺紋管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)等8部分內容。給水(shui)(shui)用(yong)灰(hui)(hui)鑄(zhu)(zhu)鐵(tie)管(guan)(guan)(guan)(guan)(guan)件(jian)(jian)結構型式與尺寸1....
輸(shu)送用灰鑄鐵(tie)管(guan)(guan)(guan)件與直管(guan)(guan)(guan)或管(guan)(guan)(guan)件的(de)連(lian)接(jie)型(xing)式(shi)有承插(cha)(cha)連(lian)接(jie)及法(fa)蘭連(lian)接(jie)兩種。4.2.1承插(cha)(cha)連(lian)接(jie) 異(yi)(yi)型(xing)管(guan)(guan)(guan)件承插(cha)(cha)口斷(duan)面見圖4-1，尺寸(cun)(cun)見表4-2。4.2.2法(fa)蘭連(lian)接(jie) 異(yi)(yi)型(xing)管(guan)(guan)(guan)件法(fa)蘭盤斷(duan)面見圖4-2，尺寸(cun)(cun)見表4-3。...
給(gei)水及煤氣用灰(hui)鑄(zhu)鐵管(guan)件包括承插連接(jie)和法(fa)蘭連接(jie)兩種。公(gong)稱(cheng)口(kou)徑(jing)范(fan)圍為75～1500mm;公(gong)稱(cheng)壓力在1.0MPa（10bar）以下。 給(gei)水用灰(hui)鑄(zhu)鐵管(guan)件的(de)種類見表4-1。...
HG/T20553-1993《化工配管(guan)(guan)用無縫及焊(han)接鋼(gang)管(guan)(guan)尺(chi)寸選(xuan)用系列(lie)》適用于化工配管(guan)(guan)設(she)計，內容包(bao)括無縫及焊(han)接鋼(gang)管(guan)(guan)尺(chi)寸系列(lie)。但換熱器(qi)管(guan)(guan)束等(deng)化工設(she)備（非配管(guan)(guan)）用的鋼(gang)管(guan)(guan)不(bu)包(bao)括在(zai)內。HG/T20553-1993不(bu)包(bao)括GB／T3091-2001《低(di)壓流體(ti)輸送用焊(han)接鋼(gang)管(guan)(guan)》及高...
