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產品描述:Q390A是一種低合金高(gao)強度(du)結構鋼(gang)。化學成分:(質量分數)(%)等級(ji)CMnSiPSVNbTiAlCrNiA≤0.201.00~1.60≤0.55≤0.045≤0.0450.02~0.200.015~0.0600.02~0.20-≤0.30≤0.70B≤0.201.00~1.60≤0.55≤0.040≤0.0400.02~0.200.015~0.0600.02~0.20-≤0.30≤0.70C≤0.201.00~1.60≤0.55≤0.035≤0.0350.02~0.200.015~0.0600.02~0.20≥0.015≤0.30≤0.70D≤0.201.00~1.60≤0.55≤0.030≤0.0300.02~0.200.015~0.0600.02~0.20≥0.015≤0.30≤0.70E≤0.201.00~1.60≤0.55≤0.025≤0.0250.02~0.200.015~0.0600.02~0.20≥0.015≤0.30≤0.70力(li)學性(xing)能:【抗拉(la)強度(du)】(σb/MPa)370-580【伸長率(lv)】(δ5/%)等級(ji)δ5/%A≥19B≥19C≥20D≥20E≥20【屈服點】(σs/MPa)厚度(du)(直(zhi)徑(jing)、邊長)/mm≤16>16~35>35~50>50~100σs/MPa≥390≥370≥350≥330【沖(chong)擊吸收功(gong)】(Akv(縱向)/J)等級(ji)¦溫(wen)度(du)+20℃0℃-20℃-40℃AB≥34C≥34D≥34E≥27

產品描(miao)述:Q345E是一(yi)種鋼的牌號,屬于(yu)低(di)合金高強(qiang)度鋼板,執行標準(zhun)為GB/T 1591-2008。化學成分(fen):Q345E Chemical composition s, b (mass fraction)/%C ≤0.18Si ≤0.50Mn ≤1.70P 0.025S 0.020Nb 0.07V 0.15Ti 0.20Cr 0.30Ni 0.50Cu 0.30N 0.012Mo 0.10B -Als 0.015力(li)學性能:牌號厚度/mm抗拉強(qiang)度Rm/Mpa(N/mm2)屈服強(qiang)度 ReL/Mp(N/mm2)伸長率A/%沖擊(ji)試驗(yan)溫度/℃沖擊(ji)吸收能量KV2/J180°彎(wan)曲試驗(yan) 彎(wan)曲直(zhi)徑(jing)不(bu)小(xiao)于(yu)不(bu)小(xiao)于(yu)不(bu)小(xiao)于(yu)Q345E6~40470-63033521-4034d=2a>40~63470-63032520-4034d=3a>63~80470-63031520-4034d=3a>80~100470-63030520-4034d=3>100~150450-6002851934>150~200450-6002751827>200~250450-6002651827>250~400450-6002651727

產品描述:Q345D是中國常用(yong)的低(di)合金鋼(gang)板,執(zhi)行標準為GB/T1591-2008《低(di)合金高強度(du)(du)結構(gou)鋼(gang)》。化學(xue)成分(fen):碳C:≤0.18;硅Si:≤0.50;錳Mn:≤1.70;P:≤0.030;S:≤0.025;Nb:≤0.07;V:≤0.15;鈦Ti:≤0.20;鉻Cr:≤0.30;鎳(nie)Ni:≤0.50;銅Cu:≤0.30;N:≤0.012;鉬Mo:≤0.10;Al:≥0.015。力學(xue)性能:屈服:≤16mm:≥345;16—40mm:≥335;40—63mm:≥325;63—80mm:≥315;80—100mm:≥305;100—150mm:≥285;150—200mm:≥275;200—250:≥275;250—400:≥265。抗(kang)拉(la)強度(du)(du):450—630。伸長率:≥21。沖擊(ji)試驗:-20℃:≥34。5 :冶煉(lian)方法鋼(gang)由轉(zhuan)爐或電爐冶煉(lian),必要時加爐外精煉(lian)。6 :交(jiao)(jiao)貨(huo)狀(zhuang)(zhuang)態鋼(gang)材(cai)以熱軋,控(kong)扎,正(zheng)火(huo)(huo),正(zheng)火(huo)(huo)+回火(huo)(huo),熱機(ji)械軋制(TMCP)狀(zhuang)(zhuang)態交(jiao)(jiao)貨(huo)。

產品描(miao)述:Q345C是(shi)(shi)鋼材型號,與Q345A,Q345B鋼相比而(er)言。低溫(wen)沖擊的試(shi)驗溫(wen)度低,性能(neng)好。含(han)(han)有(you)害物(wu)質P,S量比Q345A,B要(yao)低。市場(chang)價格比Q345A,B要(yao)高。機械性能(neng)指(zhi)標(%):牌號 壁厚mm 伸長(chang)率δ5≥(%) 屈服強(qiang)度δs(MPa≥) 試(shi)驗溫(wen)度℃Q345A ≤16 21 345 不需Q345B ≤16 21 345 20Q345C 16-35 22 ≥325 0化(hua)學(xue)成分(fen):牌號 C Si Mn P S V Nb Al TiQ345A ≤0.20 ≤0.55 ≤1.70 ≤0.045 ≤0.045 0.02-0.15 0.015-0.060 0.02-0.20Q345B ≤0.20 ≤0.55 ≤1.70 ≤0.040 ≤0.040 0.02-0.15 0.015-0.060 0.02-0.20Q345C ≤0.20 ≤0.55 ≤1.70 ≤0.035 ≤0.035 0.02-0.15 0.015-0.060 ≥0.015 0.02-0.20主要(yao)是(shi)(shi)含(han)(han)碳(tan)含(han)(han)錳量不同:Q235-A含(han)(han)碳(tan)C:0.14~0.22;錳Mn:0.30~0.65;Q235-B含(han)(han)碳(tan)C:0.12~0.20;錳Mn:0.30~0.70;應(ying)用于(yu)心部強(qiang)度要(yao)求(qiu)不高的的滲碳(tan)或氰化(hua)零件(jian),如拉桿(gan)、連桿(gan)、吊鉤、螺栓、軸及焊接件(jian)等(deng)應(ying)該(gai)對(dui)溫(wen)度也(ye)有(you)限制的!特別(bie)是(shi)(shi)Q345E。零下幾(ji)十度。另外(wai)相對(dui)于(yu)老標準而(er)言,新標準要(yao)求(qiu)中*明(ming)顯的就是(shi)(shi)對(dui)鋼材中Mn含(han)(han)量做出了調整(zheng),由原來的1.0-1.60變(bian)為≤1.70,取消了≥1.0的*小值限定。

產品(pin)描述:Q345B是一種(zhong)鋼(gang)材(cai)(cai)的材(cai)(cai)質。它是碳素合(he)金鋼(gang)(c<0.2%),綜合(he)性(xing)能(neng)(neng)好(hao)(hao),低(di)溫性(xing)能(neng)(neng)好(hao)(hao),冷沖壓性(xing)能(neng)(neng)好(hao)(hao),焊接性(xing)能(neng)(neng)和(he)可切削性(xing)能(neng)(neng)好(hao)(hao)。廣泛應用(yong)于(yu)(yu)橋(qiao)梁、車輛、船舶、建筑、壓力容器(qi)等。Q代(dai)表的是這種(zhong)材(cai)(cai)質的屈(qu)(qu)服(fu)(fu),就(jiu)是指這種(zhong)材(cai)(cai)質的屈(qu)(qu)服(fu)(fu)值,345MPa左右。并會隨著材(cai)(cai)質的厚度(du)的增加而使其屈(qu)(qu)服(fu)(fu)值減小。二(er),化學成份牌號CSiMnPSVNbAlTiCrNiCuQ345A≤0.20≤0.50≤1.70≤0.035≤0.035≤0.15≤0.07-≤0.20≤0.30≤0.50≤0.30Q345B≤0.20≤0.50≤1.70≤0.0350.035≤0.15≤0.07-≤0.20≤0.30≤0.50≤0.30Q345C≤0.20≤0.50≤1.70≤0.030≤0.030≤0.15≤0.07≥0.015≤0.20≤0.30≤0.50≤0.30Q345D0.18≤0.50≤1.70≤0.030≤0.025≤0.15≤0.07≥0.015≤0.20≤0.30≤0.50≤0.30Q345E≤0.18≤0.50≤1.70≤0.025≤0.020≤0.15≤0.07≥0.015≤0.20≤0.30≤0.50≤0.30力學性(xing)能(neng)(neng):屈(qu)(qu)服(fu)(fu)強度(du):≤16mm:大于(yu)(yu)345,16-40mm:大于(yu)(yu)335,40-63mm:大于(yu)(yu)325,63—80mm:大于(yu)(yu)315,80—100m:大于(yu)(yu)305,100—150mm:大于(yu)(yu)285,150—200mm:大于(yu)(yu)275。抗拉(la)強度(du):470—630。伸長率:大于(yu)(yu)17。沖擊試驗(yan):試驗(yan)溫度(du):20℃:大于(yu)(yu)34。

產品描(miao)述:Q345A,是(shi)(shi)(shi)一種鋼(gang)(gang)(gang)(gang)(gang)(gang)材(cai),強度(du)(du)好,但是(shi)(shi)(shi)性能差。它是(shi)(shi)(shi)低合(he)金(jin)鋼(gang)(gang)(gang)(gang)(gang)(gang),廣泛(fan)應用于橋(qiao)梁、車輛、船(chuan)舶、建筑、壓力容器等(deng)。化學(xue)成分:牌號(hao)(hao)CSiMnPSVNbAlTiQ345A0.20≤0.55≤1.70≤0.045≤0.0450.02-0.150.015-0.060-0.02-0.20Q345B≤0.20≤0.55≤1.70≤0.0400.0400.02-0.150.015-0.060-0.02-0.20Q345C≤0.20≤0.55≤1.70≤0.035≤0.0350.02-0.150.015-0.060≥0.0150.02-0.20Q345D0.18≤0.55≤1.80≤0.030≤0.0300.02-0.150.015-0.060≥0.0150.02-0.20Q345E≤0.18≤0.55≤1.80≤0.025≤0.0250.02-0.150.015-0.060≥0.0150.02-0.20①由(you)Q+數字+質(zhi)量等(deng)級(ji)(ji)符(fu)號(hao)(hao)+脫(tuo)氧(yang)方法(fa)(fa)符(fu)號(hao)(hao)組(zu)成。它的(de)(de)鋼(gang)(gang)(gang)(gang)(gang)(gang)號(hao)(hao)冠以“Q”,代表(biao)(biao)鋼(gang)(gang)(gang)(gang)(gang)(gang)材(cai)的(de)(de)屈服點(dian)(dian),后(hou)面(mian)的(de)(de)數字表(biao)(biao)示(shi)屈服點(dian)(dian)數值,單位是(shi)(shi)(shi)MPa例(li)如Q235表(biao)(biao)示(shi)屈服點(dian)(dian)(σs)為(wei)235 MPa的(de)(de)碳素(su)結(jie)構(gou)鋼(gang)(gang)(gang)(gang)(gang)(gang)。②必(bi)要時鋼(gang)(gang)(gang)(gang)(gang)(gang)號(hao)(hao)后(hou)面(mian)可標出表(biao)(biao)示(shi)質(zhi)量等(deng)級(ji)(ji)和脫(tuo)氧(yang)方法(fa)(fa)的(de)(de)符(fu)號(hao)(hao)。質(zhi)量等(deng)級(ji)(ji)符(fu)號(hao)(hao)分別為(wei)A、B、C、D。脫(tuo)氧(yang)方法(fa)(fa)符(fu)號(hao)(hao):F表(biao)(biao)示(shi)沸騰鋼(gang)(gang)(gang)(gang)(gang)(gang);b表(biao)(biao)示(shi)半(ban)鎮(zhen)靜(jing)鋼(gang)(gang)(gang)(gang)(gang)(gang):Z表(biao)(biao)示(shi)鎮(zhen)靜(jing)鋼(gang)(gang)(gang)(gang)(gang)(gang);TZ表(biao)(biao)示(shi)特殊鎮(zhen)靜(jing)鋼(gang)(gang)(gang)(gang)(gang)(gang),鎮(zhen)靜(jing)鋼(gang)(gang)(gang)(gang)(gang)(gang)可不(bu)標符(fu)號(hao)(hao),即Z和TZ都可不(bu)標。例(li)如Q235-AF表(biao)(biao)示(shi)A級(ji)(ji)沸騰鋼(gang)(gang)(gang)(gang)(gang)(gang)。③專(zhuan)門用途的(de)(de)碳素(su)鋼(gang)(gang)(gang)(gang)(gang)(gang),例(li)如橋(qiao)梁鋼(gang)(gang)(gang)(gang)(gang)(gang)、船(chuan)用鋼(gang)(gang)(gang)(gang)(gang)(gang)等(deng),基本(ben)上采用碳素(su)結(jie)構(gou)鋼(gang)(gang)(gang)(gang)(gang)(gang)的(de)(de)表(biao)(biao)示(shi)方法(fa)(fa),但在鋼(gang)(gang)(gang)(gang)(gang)(gang)號(hao)(hao)*后(hou)附加(jia)表(biao)(biao)示(shi)用途的(de)(de)字母。Q345A的(de)(de)機械性能是(shi)(shi)(shi)什么(me):壁厚mm ≤16,伸長率δ5≥(%)21,屈服強度(du)(du)δs(MPa≥) 345,試驗溫(wen)度(du)(du)℃ 不(bu)需,抗拉強度(du)(du)σb(MPa≥)(470-630)。

一、S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)簡介:S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)是歐標(biao)合(he)金結(jie)(jie)構鋼(gang)(gang)(gang)(gang)板(ban)(ban),牌號中“S”表(biao)示(shi)該(gai)鋼(gang)(gang)(gang)(gang)為結(jie)(jie)構鋼(gang)(gang)(gang)(gang),“QL”表(biao)示(shi)該(gai)鋼(gang)(gang)(gang)(gang)的(de)沖(chong)擊溫度。S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)執行EN10025-6標(biao)準(zhun),在(zai)該(gai)標(biao)準(zhun)中,根據沖(chong)擊溫度的(de)不同(tong)分為三個牌號:S500Q、S500QL、S500QL1。二(er)、S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)化學(xue)成分:S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)化學(xue)成分三、S500QL鋼(gang)(gang)(gang)(gang)板(ban)(ban)力學(xue)性能:

產品(pin)描述:S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)是高(gao)強度(du)(du)結構(gou)(gou)鋼(gang)(gang)(gang)(gang)(gang)(gang),屬于歐(ou)(ou)標(biao)(biao)鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban),常用(yong)于工程機(ji)械、礦山機(ji)械、煤礦機(ji)械、橋梁(liang)施工等(deng)行(xing)(xing)(xing)業制造液壓支架、吊(diao)車(che)伸長(chang)臂、重(zhong)型車(che)輛、挖掘機(ji)支撐臂等(deng)工業設備(bei)。同系列鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)牌號還(huan)有:S500QL,S500QL1,S500Q/Z35,S500M,相(xiang)當于國標(biao)(biao)Q500D。二(er)(er)、S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)執(zhi)行(xing)(xing)(xing)標(biao)(biao)準(zhun)和交貨狀(zhuang)態執(zhi)行(xing)(xing)(xing)標(biao)(biao)準(zhun):S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)是歐(ou)(ou)標(biao)(biao)高(gao)強度(du)(du)結構(gou)(gou)鋼(gang)(gang)(gang)(gang)(gang)(gang),執(zhi)行(xing)(xing)(xing)歐(ou)(ou)標(biao)(biao)EN10025-6。經供需(xu)雙(shuang)方協商,并在合同中注明,也(ye)可(ke)采用(yong)其他能保證標(biao)(biao)準(zhun)規范要求(qiu)的(de)(de)執(zhi)行(xing)(xing)(xing)標(biao)(biao)準(zhun),如(ru):WTB(舞(wu)-鋼(gang)(gang)(gang)(gang)(gang)(gang)推薦標(biao)(biao)準(zhun))、GB(國標(biao)(biao))。交貨狀(zhuang)態:調質。三、S500Q/S500QL/S500QL1鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)化學成分(熔煉分析%)四、S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)生產工藝S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)生產工藝:鐵(tie)水→KR脫(tuo)硫→轉爐→LF+VD→模(mo)鑄→鋼(gang)(gang)(gang)(gang)(gang)(gang)錠加熱(re)→一次軋制(開坯)→加熱(re)→二(er)(er)次軋制→探(tan)傷檢驗→熱(re)處理→鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)外(wai)部(bu)質量(liang)外(wai)觀檢驗→入庫(ku)。五、S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)的(de)(de)詳細規格(ge)規格(ge):厚度(du)(du):8-100mm,寬度(du)(du):1600-4020mm,長(chang)度(du)(du):6000-18800mm。六:S500Q鋼(gang)(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban):可(ke)根據自(zi)身不同需(xu)求(qiu)選擇不同的(de)(de)牌號和等(deng)級。

 產品描述:一、S460NL鋼(gang)(gang)(gang)(gang)板(ban)(ban)介紹:該牌號鋼(gang)(gang)(gang)(gang)板(ban)(ban)屬于碳(tan)素鋼(gang)(gang)(gang)(gang)板(ban)(ban)的(de)一種(zhong),因為(wei)在(zai)鋼(gang)(gang)(gang)(gang)板(ban)(ban)內(nei)部添加(jia)了少量的(de)合(he)金元素,所(suo)以又稱之為(wei)低合(he)金高強(qiang)(qiang)度(du)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。S460NL鋼(gang)(gang)(gang)(gang)板(ban)(ban)具有良好的(de)可加(jia)工性能,是(shi)使用(yong)較為(wei)廣泛(fan)的(de)一種(zhong)鋼(gang)(gang)(gang)(gang)板(ban)(ban)。二(er)、S460NL鋼(gang)(gang)(gang)(gang)板(ban)(ban)化學成分:C碳(tan):0.20;Si硅:0.60;Mn錳:1.00—1.70;P磷:0.025;S硫:0.020;Nb鈮:0.05;V釩(fan):0.20;三、S460NL鋼(gang)(gang)(gang)(gang)板(ban)(ban)力學性能屈服強(qiang)(qiang)度(du):400—460MPa;抗拉強(qiang)(qiang)度(du):530—710MPa;延伸(shen)率:17%;

產品描述:S460N是歐(ou)標(biao)低合金(jin)高強(qiang)度鋼(gang)板(ban)(ban),生產厚度3mm-300mm之間(jian),執行標(biao)準(zhun)EN10025標(biao)準(zhun),以(yi)正(zheng)(zheng)火或同等條(tiao)件下(xia)正(zheng)(zheng)火軋(ya)制狀態交(jiao)貨(huo),S460N中S表(biao)示為(wei)歐(ou)標(biao)結(jie)構鋼(gang),460表(biao)示鋼(gang)板(ban)(ban)屈服強(qiang)度下(xia)限,N則表(biao)示鋼(gang)板(ban)(ban)級(ji)別以(yi)及(ji)交(jiao)貨(huo)狀態。S460N鋼(gang)板(ban)(ban)易切割(ge)焊(han)接,具有較高的(de)屈服強(qiang)度和韌性(xing),常用于礦(kuang)山機(ji)械(xie)制造、工程機(ji)械(xie)設(she)(she)備(bei)制造或用于切割(ge)大型設(she)(she)備(bei)配件。S460N化學成(cheng)分:碳C:≤0.20%硅Si: ≤0.60錳Mn:1.00%~1.70%磷P:≤0.030%硫S:≤0.025%鎳Ni:≤0.80%鉻Cr:≤0.30%鉬Mo:≤0.20%銅Cu:≤0.55%鈮(ni):≤0.05%釩V:≤0.20%鈦Ti:≤0.05%Als:≥0.02%氮N:≤0.025%S460N機(ji)械(xie)性(xing)能:屈服強(qiang)度:≥460MPa抗(kang)拉強(qiang)度:540MPa—720MPa延伸率:≥17%

產品(pin)描述:S420N鋼(gang)板(ban)是屬于歐洲標(biao)準(zhun)的低合金高強(qiang)度(du)鋼(gang)板(ban),420代表的是鋼(gang)板(ban)的屈服強(qiang)度(du),N一般表示正火(huo)或正火(huo)軋(ya)制。主要用于礦山機(ji)械(xie),建筑機(ji)械(xie),風電設(she)備等設(she)備和機(ji)械(xie)的生產制造(zao)。S420N鋼(gang)板(ban)執(zhi)行標(biao)準(zhun):EN10025S420N鋼(gang)板(ban)交(jiao)貨狀態:正火(huo)或正火(huo)軋(ya)制。S420N鋼(gang)板(ban)化學成分%:碳(tan)C:≤0.20硅(gui)Si:≤0.5錳Mn:≤0.17磷(lin)P:≤0.03硫S:≤0.025鈮Nb:≤0.07釩V:≤0.2鈦Ti:≤0.2鉻Cr:≤0.3鎳(nie)Ni:≤0.8銅(tong)Cu:≤0.3氮(dan)N:≤0.015鉬Mo:≤0.2S420N鋼(gang)板(ban)力學性能:S420N鋼(gang)板(ban)屈服強(qiang)度(du)σs(MPa):≥340S420N鋼(gang)板(ban)伸長(chang)率δ5(%):≥18S420N鋼(gang)板(ban)抗拉強(qiang)度(du)(MPa):470-650

產(chan)品描述:S235JO耐候鋼一(yi)(yi)、普通碳素結構(gou)(gou)鋼板(ban)S235系列鋼板(ban)有,S235JR,S235J0和(he)S235J2執行(xing)歐(ou)標的(de)(de)(de)(de)標準:EN10025可以生產(chan)的(de)(de)(de)(de)厚度(du)在8-150mm,寬(kuan)度(du)1600-3000mm,長度(du)6000-15000mm二、沖(chong)擊溫度(du) S235JR:R代表的(de)(de)(de)(de)是常(chang)溫沖(chong)擊。S235J0:0代表的(de)(de)(de)(de)是零度(du)沖(chong)擊。S235J2:2代表的(de)(de)(de)(de)零下20沖(chong)擊三、用(yong)途具有良好(hao)(hao)的(de)(de)(de)(de)塑性(xing)(xing)、韌性(xing)(xing)、焊(han)接性(xing)(xing)、冷(leng)沖(chong)壓性(xing)(xing)能及一(yi)(yi)定(ding)的(de)(de)(de)(de)強度(du)、好(hao)(hao)的(de)(de)(de)(de)冷(leng)彎性(xing)(xing)能。廣(guang)泛用(yong)于一(yi)(yi)般要求的(de)(de)(de)(de)零件和(he)焊(han)接結構(gou)(gou)件。如(ru)受力不大(da)的(de)(de)(de)(de)拉(la)桿、連桿、銷(xiao)、軸、螺(luo)釘、螺(luo)母(mu)、套(tao)圈、支(zhi)架(jia)、機(ji)座(zuo)、建(jian)筑結構(gou)(gou)、橋梁(liang)等。四、化學成分(fen)分(fen)析 S235JR S235J2 S235J0C≤0.17 C≤0.17 C≤0.2Si≤0.35 N≤0.012 Si≤0.55Mn≤0.65 Mn≤1.4 Mn≤1.6P≤0.030 P≤0.025 P≤0.030S ≤0.030 S ≤0.025 S ≤0.030六、S235J0鋼板(ban)應用(yong)分(fen)析:S235J0鋼板(ban)的(de)(de)(de)(de)應用(yong)面還(huan)是比較廣(guang)泛的(de)(de)(de)(de),可以用(yong)于制造工程機(ji)械、礦山(shan)機(ji)械、機(ji)械制造等領域上!

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