304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)产(Chan)品(Pin)的(De)特(Te)性(Xing)是(Shi)什(Shi)么(Me)呢(Ne)? 　(?)　(?)1、(?)304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)化(Hua)学(Xue)分(Fen)析(Xi):对(Dui)材(Cai)质(Zhi)的(De)化(Hua)学(Xue)成(Cheng)份(Fen)进(Jin)行(Xing)化(Hua)学(Xue)分(Fen)析(Xi),化(Hua)学(Xue)成(Cheng)份(Fen)符(Fu)合(He)标(Biao)准(Zhun)规(Gui)定(Ding)。(?) 　(?)　(?)2、(?)气(Qi)压(Ya).水(Shui)压(Ya)试(Shi)验(Yan)对(Dui)耐(Nai)压(Ya)用(Yong)管(Guan)逐(Zhu)支(Zhi)进(Jin)么(Me)水(Shui)压(Ya)试(Shi)验(Yan),在(Zai)规(Gui)定(Ding)压(Ya)力(Li)值(Zhi)不(Bu)保(Bao)持(Chi)不(Bu)小(Xiao)于(Yu)5秒(Miao),不(Bu)泄(Xie)露(Lu),常(Chang)规(Gui)供(Gong)货(Huo)水(Shui)压(Ya)压(Ya)力(Li)试(Shi)验(Yan)为(Wei)2.45MPa.气(Qi)压(Ya)压(Ya)力(Li)试(Shi)验(Yan)为(Wei)P=0.5MPAa。(?) 　(?)　(?)3、(?)腐(Fu)蚀(Shi)试(Shi)验(Yan):所(Suo)供(Gong)工(Gong)业(Ye)耐(Nai)腐(Fu)蚀(Shi)钢(Gang)管(Guan)均(Jun)按(An)标(Biao)准(Zhun)规(Gui)定(Ding)或(Huo)双(Shuang)方(Fang)协(Xie)议(Yi)的(De)腐(Fu)蚀(Shi)方(Fang)法(Fa)进(Jin)行(Xing)无(Wu)缝(Feng)钢(Gang)管(Guan)的(De)耐(Nai)腐(Fu)蚀(Shi)性(Xing)能(Neng)检(Jian)验(Yan),不(Bu)得(De)有(You)晶(Jing)间(Jian)腐(Fu)蚀(Shi)倾(Qing)向(Xiang)。(?) 　(?)　(?)4、(?)工(Gong)艺(Yi)性(Xing)能(Neng)检(Jian)验(Yan):压(Ya)扁(Bian)试(Shi)验(Yan).拉(La)伸(Shen)试(Shi)验(Yan).冲(Chong)击(Ji)试(Shi)验(Yan).扩(Kuo)口(Kou)试(Shi)验(Yan).硬(Ying)度(Du)试(Shi)验(Yan).金(Jin)相(Xiang)试(Shi)验(Yan).弯(Wan)曲(Qu)试(Shi)验(Yan).无(Wu)损(Sun)探(Tan)伤(Shang)(包(Bao)括(Kuo)涡(Wo)流(Liu)探(Tan)伤(Shang).X光(Guang)探(Tan)伤(Shang)和(He)超(Chao)声(Sheng)波(Bo)探(Tan)伤(Shang))。(?)     5、(?)304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)执(Zhi)行(Xing)标(Biao)准(Zhun): 　(?)　(?)中(Zhong)国(Guo)：(?)GB/T14975-2002.GB/T14976-2002.GB13296-91.GB9948-88. 　(?)　(?)GB5310-95.GB2270-80 　(?)　(?)美(Mei)国(Guo)：(?)ASTM A213/A213-99a.ASTN312/A312M-00b.ASTM A269-00.ASTMA511-96. 　(?)　(?)日(Ri)本(Ben)：(?)JIS3463.JIS3446.JIS3448.JIS3459 　(?)　(?)304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)加(Jia)工(Gong)流(Liu)程(Cheng) 　(?)　(?)热(Re)轧(Zha)(挤(Ji)压(Ya)无(Wu)缝(Feng)钢(Gang)管(Guan))：(?)圆(Yuan)管(Guan)坯(Pi)→加(Jia)热(Re)→穿(Chuan)孔(Kong)→三(San)辊(Gun)斜(Xie)轧(Zha)、(?)连(Lian)轧(Zha)或(Huo)挤(Ji)压(Ya)→脱(Tuo)管(Guan)→定(Ding)径(Jing)(或(Huo)减(Jian)径(Jing))→冷(Leng)却(Que)→坯(Pi)管(Guan)→矫(Jiao)直(Zhi)→水(Shui)压(Ya)试(Shi)验(Yan)(或(Huo)探(Tan)伤(Shang))→标(Biao)记(Ji)→入(Ru)库(Ku)。(?)冷(Leng)拔(Ba)(轧(Zha))无(Wu)缝(Feng)钢(Gang)管(Guan)：(?)圆(Yuan)圆(Yuan)管(Guan)坯(Pi)→加(Jia)热(Re)→穿(Chuan)孔(Kong)→打(Da)头(Tou)→退(Tui)火(Huo)→酸(Suan)洗(Xi)→涂(Tu)油(You)(镀(Du)铜(Tong))→多(Duo)道(Dao)次(Ci)冷(Leng)拔(Ba)(冷(Leng)轧(Zha))→坯(Pi)管(Guan)→热(Re)处(Chu)理(Li)→矫(Jiao)直(Zhi)→水(Shui)压(Ya)试(Shi)验(Yan)(探(Tan)伤(Shang))→标(Biao)记(Ji)→入(Ru)库(Ku)。(?) 　(?)　(?)304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)作(Zuo)为(Wei)不(Bu)锈(Xiu)耐(Nai)热(Re)钢(Gang)使(Shi)用(Yong)为(Wei)广(Guang)泛(Fan)，(?)食(Shi)品(Pin)用(Yong)设(She)备(Bei)，(?)一(Yi)般(Ban)化(Hua)工(Gong)设(She)备(Bei)，(?)原(Yuan)子(Zi)能(Neng)工(Gong)业(Ye)用(Yong)设(She)备(Bei)。(?)304不(Bu)锈(Xiu)钢(Gang)方(Fang)管(Guan)是(Shi)一(Yi)种(Zhong)通(Tong)用(Yong)性(Xing)的(De)不(Bu)锈(Xiu)钢(Gang)管(Guan)，(?)它(Ta)广(Guang)泛(Fan)地(Di)用(Yong)于(Yu)制(Zhi)作(Zuo)要(Yao)求(Qiu)良(Liang)好(Hao)综(Zong)合(He)性(Xing)能(Neng)(耐(Nai)腐(Fu)蚀(Shi)和(He)成(Cheng)型(Xing)性(Xing))的(De)设(She)备(Bei)和(He)机(Ji)件(Jian)。(?)