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    2×660MW超超臨界A335P91合金管道,350MW超臨界機組A335P91合金管件,A335P91合金彎頭,A335P91合金鋼管,A335P91合金三通,A335P91合金異徑管,四大(da)管(guan)(guan)(guan)道(dao)的(de)主要合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)材質：A335P5、A213T5、A335P12、A213T11、A335P12、A213T22、A335P92、A335P91、A335P22、A335P11、A672B70CL32、A691Gr2-1/4CrCL22、A106B、15NiCuMoNb5（WB36）等。 A335P91鍛制管(guan)(guan)(guan)件,A335P91鍛制三通,高溫(wen)高壓A335P91彎頭,高溫(wen)高壓大(da)口徑(jing)A335P91鋼(gang)管(guan)(guan)(guan),P91合(he)金(jin)(jin)(jin)(jin)(jin)彎頭,P91合(he)金(jin)(jin)(jin)(jin)(jin)鋼(gang)管(guan)(guan)(guan)一般在(zai)(zai)自(zi)動軋(ya)(ya)管(guan)(guan)(guan)機(ji)(ji)組(zu)上(shang)生產(chan)。實(shi)心(xin)管(guan)(guan)(guan)坯(pi)經(jing)(jing)檢(jian)查并清除表面(mian)缺陷，截成所(suo)需(xu)長度，在(zai)(zai)管(guan)(guan)(guan)坯(pi)穿孔端端面(mian)上(shang)定心(xin)，然(ran)后(hou)送往加熱爐加熱，在(zai)(zai)穿孔機(ji)(ji)上(shang)穿孔。在(zai)(zai)穿孔同時不斷(duan)旋轉和(he)前進(jin) P91合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)件，在(zai)(zai)軋(ya)(ya)輥和(he)頂頭的(de)作用(yong)下 P91合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)件專業生產(chan)，管(guan)(guan)(guan)坯(pi)內部逐漸形(xing)成空腔，稱毛(mao)管(guan)(guan)(guan)。再送至(zhi)自(zi)動軋(ya)(ya)管(guan)(guan)(guan)機(ji)(ji)上(shang)繼(ji)續軋(ya)(ya)制。后(hou)經(jing)(jing)均整機(ji)(ji)均整壁厚，經(jing)(jing)定徑(jing)機(ji)(ji)定徑(jing)，達(da)到規格要求。利用(yong)連續式軋(ya)(ya)管(guan)(guan)(guan)機(ji)(ji)組(zu)生產(chan)熱軋(ya)(ya) P91合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)是較先進(jin)的(de)方法。P91合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)鋼(gang)相當于(yu)國標(biao)10Cr9Mo1VNb。T91／P91（10Cr9Mo1VNb） P91合(he)金(jin)(jin)(jin)(jin)(jin)管(guan)(guan)(guan)特點：不僅具有高的(de)抗氧化性能和(he)抗高溫(wen)蒸汽.

A335P91合金(jin)鋼(gang)管(guan)(guan)(guan)(guan)作為(wei)電站主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)、再(zai)(zai)熱(re)(re)蒸(zheng)(zheng)汽(qi)(qi)熱(re)(re)段管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)的(de)(de)材(cai)(cai)(cai)(cai)料，如(ru)珞璜(huang)電廠(chang)(chang)(chang)、鴨河口電廠(chang)(chang)(chang)、西(xi)固熱(re)(re)電廠(chang)(chang)(chang)、楊柳(liu)青電廠(chang)(chang)(chang)、邯(han)峰電廠(chang)(chang)(chang)、準(zhun)格爾(er)電廠(chang)(chang)(chang)等(deng)(deng)。P91鋼(gang)材(cai)(cai)(cai)(cai)比(bi)P22強度(du)高(gao)(gao)(gao)，且其強度(du)隨溫(wen)度(du)升高(gao)(gao)(gao)下降較少(shao)，在(zai)20℃ 時，P91鋼(gang)材(cai)(cai)(cai)(cai)抗拉強度(du)比(bi)P22鋼(gang)材(cai)(cai)(cai)(cai)高(gao)(gao)(gao)41．6％ ；在(zai)538℃時，P91鋼(gang)材(cai)(cai)(cai)(cai)的(de)(de)許(xu)用(yong)(yong)(yong)應(ying)(ying)力卻比(bi)P22鋼(gang)材(cai)(cai)(cai)(cai)高(gao)(gao)(gao)83．3％ 。正是由于P91鋼(gang)材(cai)(cai)(cai)(cai)在(zai)高(gao)(gao)(gao)溫(wen)下具(ju)有比(bi)P22鋼(gang)材(cai)(cai)(cai)(cai)高(gao)(gao)(gao)得多(duo)的(de)(de)許(xu)用(yong)(yong)(yong)應(ying)(ying)力。使(shi)得其用(yong)(yong)(yong)作主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)時壁厚比(bi)采用(yong)(yong)(yong)P22鋼(gang)材(cai)(cai)(cai)(cai)薄(bo)(bo)得多(duo)。這是P91鋼(gang)材(cai)(cai)(cai)(cai)在(zai)大(da)機組上應(ying)(ying)用(yong)(yong)(yong)越來越廣(guang)泛的(de)(de)主(zhu)(zhu)(zhu)(zhu)(zhu)要原因主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)采用(yong)(yong)(yong)P91與(yu)采用(yong)(yong)(yong)P22鋼(gang)材(cai)(cai)(cai)(cai)的(de)(de)初步比(bi)較,主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)采用(yong)(yong)(yong)P22材(cai)(cai)(cai)(cai)質時，主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan)規(gui)格為(wei)ID368×82，支(zhi)管(guan)(guan)(guan)(guan)規(gui)格為(wei)ID273×62.23；采用(yong)(yong)(yong)P91材(cai)(cai)(cai)(cai)質時，主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan)規(gui)格為(wei)ID368．3×40，支(zhi)管(guan)(guan)(guan)(guan)規(gui)格為(wei)ID273×30。對(dui)比(bi)可(ke)知，主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)壁厚減(jian)(jian)(jian)(jian)薄(bo)(bo)了42mm，減(jian)(jian)(jian)(jian)薄(bo)(bo)率(lv)為(wei)51．2％ ；支(zhi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)壁厚減(jian)(jian)(jian)(jian)薄(bo)(bo)了32．23mm，減(jian)(jian)(jian)(jian)薄(bo)(bo)率(lv)為(wei)51．8％。管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)總重大(da)大(da)減(jian)(jian)(jian)(jian)少(shao)，管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)總重比(bi)P91／P22=1／2．18。四(si)大(da)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan) A335 P91 ,主(zhu)(zhu)(zhu)(zhu)(zhu)蒸(zheng)(zheng)汽(qi)(qi)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)支(zhi)管(guan)(guan)(guan)(guan) A335 P91 ,高(gao)(gao)(gao)壓(ya)旁(pang)路(lu)入口管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao) A335 P91,高(gao)(gao)(gao)溫(wen)再(zai)(zai)熱(re)(re)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan)A335P91 ,高(gao)(gao)(gao)溫(wen)再(zai)(zai)熱(re)(re)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)支(zhi)管(guan)(guan)(guan)(guan)A335 P91 ,低(di)壓(ya)旁(pang)路(lu)入口主(zhu)(zhu)(zhu)(zhu)(zhu)管(guan)(guan)(guan)(guan)A335P91彎頭(tou)，四(si)大(da)管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)配管(guan)(guan)(guan)(guan),低(di)壓(ya)旁(pang)路(lu)入口管(guan)(guan)(guan)(guan)支(zhi)管(guan)(guan)(guan)(guan)A335P91P91鍛(duan)(duan)制合金(jin)三(san)(san)通，P91高(gao)(gao)(gao)壓(ya)鍛(duan)(duan)制三(san)(san)通廠(chang)(chang)(chang)家，P91高(gao)(gao)(gao)溫(wen)高(gao)(gao)(gao)壓(ya)鍛(duan)(duan)制三(san)(san)通，無縫1/2＂－48＂(DN15－DN1200),標準(zhun)：GD2000, GD87，高(gao)(gao)(gao)壓(ya)鍛(duan)(duan)制三(san)(san)通MSS SP－43，材(cai)(cai)(cai)(cai)質A335P5、A213T5、A335P12、A213T11、A335P12、A213T22、A335P92、A335P91、A335P22、A335P11、A672B70CL32、A691Gr2-1/4CrCL22、A106B、15NiCuMoNb5,WB36等(deng)(deng).高(gao)(gao)(gao)溫(wen)高(gao)(gao)(gao)壓(ya)鍛(duan)(duan)制三(san)(san)通主(zhu)(zhu)(zhu)(zhu)(zhu)要用(yong)(yong)(yong)于石油化工(gong)鍋爐管(guan)(guan)(guan)(guan)道(dao)(dao)(dao)(dao)等(deng)(deng)的(de)(de)用(yong)(yong)(yong)途中，在(zai)使(shi)用(yong)(yong)(yong)領域中展現良好的(de)(de)使(shi)用(yong)(yong)(yong)價值(zhi)。