Ixabiso elithengisiweyo laseChina le-Low-Alloy Steel (Machanical and Hydraulic) Umbhobho
Isishwankathelo
Ngalo lonke ixesha ijolise kubathengi, kwaye yinjongo yethu yokugqibela ukufumana kungekuphela nje oyena mboneleli uthembekileyo, othembekileyo nothembekileyo, kodwa neqabane labathengi bethu beSimbi seLow-Alloy (Machanical kunye neHydraulic) Umbhobho, Wamkelekile ukuthumela isampulu yakho kwaye umsesane wombala ukuze usivumele ukuba sivelise ngokweenkcukacha zakho. Wamkelekile kumbuzo wakho! Ndijonge phambili ekwakheni intsebenziswano yexesha elide nawe! Inkampani yethu iyawuxhasa umoya "wokutsha, imvisiswano, ukusebenza kweqela kunye nokwabelana, iindlela, inkqubela phambili yepragmatic". Sinike ithuba kwaye siza kubonakalisa amandla ethu. Ngoncedo lwakho lobubele, sikholelwa ukuba singenza ikamva eliqaqambileyo kunye nawe kunye.
I-EN 10216-1 P235 yinto eqhelekileyo yombhobho wentsimbi. Ngokomgangatho, yahlulahlulwe yangamanqanaba amabini: TR1 kunye TR2. I-TR1 ayifuni unyango olushushu, ngelixa i-TR2 idinga unyango oluqhelekileyo. I-TR2 iphantse ilingane ne-TR2 ngokwemiqathango yokwakheka kweekhemikhali, kodwa ifuna izinto ezongezelelweyo; I-TR1 kunye ne-TR2 ziphantse zilingane ngokweempawu zoomatshini. Umahluko kukuba i-TR1 ayifuni uvavanyo lwempembelelo, ngelixa i-TR2 idinga i-0 ° C yovavanyo lwempembelelo. Iimfuno zokuhlola iipayipi ezigqityiweyo zikwahluke kwi-TR1 kunye ne-TR2. I-TR1 ifuna kuphela ukuhlolwa okuqhelekileyo, ngelixa i-TR2 idinga ukuhlolwa okukhethekileyo (uvavanyo olongezelelweyo lwempembelelo).
Ukuba akukho mfuneko ekhethekileyo, i-EN10216 P235 TR1 iyona nto isetyenziswa ngokuqhelekileyo, efana ne-Chinese steel grade GB / T8163 20 # okanye i-GB / t8162 Q235C, kwaye inokutshintshwa omnye komnye.
Isicelo
Isetyenziselwa ikakhulu ukwenza iCarbon Structural Steel, i-alloy Structural Steel kunye nezakhiwo zoomatshini.
IBanga eliPhambili
IBanga leCarbon Structural Steel: 10,20,35, 45,Q345,Q460,Q490,Q620, njl.
IBanga leNsimbi yoLwakhiwo lwe-alloy: 42CrMo, 35CrMo, njl.
ICandelo leMichiza
| IBanga leNsimbi | Inqanaba lomgangatho | Ukuqulunqwa kweekhemikhali | ||||||||||||||
| C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
| akukho mkhulu kune | hayi ngaphantsi kwe | |||||||||||||||
| Q345 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.30 | 0.50 | 0.20 | 0.012 | 0.10 | —- | - | |||
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.07 | 0.15 | 0.20 | 0.015 | ||||||||||
| D | 0.18 | 0.030 | 0.025 | |||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q390 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.20 | 0.20 | 0.3 | 0.50 | 0.20 | 0.015 | 0.10 | - | - |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0,015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q42O | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.2 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | —- | —- |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q46O | C | 0.20 | 0.60 | 1.80 | 0.030 | 0.030 | 0.11 | 0.20 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q500 | C | 0j8 | 0.60 | 1.80 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 0.60 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q550 | C | 0.18 | 0.60 | 2.00 | 0.025 | 0,020 | 0.11 | 0.20 | 0.20 | 0.80 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0,015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q62O | C | 0.18 | 0.60 | 2.00 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 1.00 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| a.Ukongeza kwi-Q345A kunye ne-Q345B amabakala, intsimbi kufuneka iqulethe ubuncinane enye yezinto eziziinkozo ezicocekileyo i-Al, Nb, V, kunye ne-Ti. Ngokweemfuno, umthengisi unokongeza enye okanye ngaphezulu kwezinto eziziinkozo ezicocekileyo. Elona xabiso liphezulu liyakuba njengoko lichaziwe kwitheyibhile. Xa idibene, i-Nb + V + Ti ayikho ngaphezu kwe-0.22%b. Kwi-Q345, Q390, Q420 kunye ne-Q46O amabakala, i-Mo + Cr ayikho ngaphezu kwe-0.30%c. Xa i-Cr kunye ne-Ni yebakala ngalinye zisetyenziswa njengezinto ezishiyekileyo, umxholo we-Cr no-Ni akufanele ube mkhulu kune-0.30%; xa kuyimfuneko ukongeza, umxholo kufuneka uhlangabezane neemfuno kwitheyibhile okanye unqunywe ngumthengisi kunye nomthengi ngokubonisana.d. Ukuba umthengisi unokuqinisekisa ukuba umxholo we-nitrogen uhlangabezana neemfuno kwitheyibhile, uhlalutyo lomxholo we-nitrogen alunakwenziwa. Ukuba i-Al, i-Nb, i-V, i-Ti kunye nezinye izinto ze-alloy kunye nokulungiswa kwe-nitrogen zongezwa kwintsimbi, umxholo we-nitrogen awukhawulelwanga. Umxholo wokulungiswa kwenitrogen kufuneka ucaciswe kwisiqinisekiso somgangatho.e. Xa usebenzisa i-aluminium epheleleyo, umxholo we-aluminium opheleleyo Alt ≥ 0020%. | ||||||||||||||||
| IBanga | ICarbon elingana ne-CEV (iqhezu lobunzima) /% | |||||
| Ubukhulu bodonga lwegama s≤ 16mm | Ubukhulu bodonga lwegama S2>16 mm〜30 mm | Ubukhulu bodonga lwegama S>30mm | ||||
| Ishushu iqengqeleke okanye iqhelekile | Ukucima +ukucaphuka | Ishushu iqengqeleke okanye iqhelekile | Ukucima +ukucaphuka | Ishushu iqengqeleke okanye iqhelekile | Ukucima +ukucaphuka | |
| Q345 | <0.45 | - | <0.47 | - | <0.48 | 一 |
| Q390 | <0.46 | 一 | W0.48 | - | <0.49 | - |
| Q420 | <0.48 | 一 | <0.50 | <0.48 | <0.52 | <0,48 |
| Q460 | <0.53 | <0.48 | W0.55 | <0.50 | <0.55 | W0.50 |
| Q500 | 一 | <0.48 | 一 | <0.50 | 一 | W0.50 |
| Q550 | - | <0.48 | .一 | <0.50 | 一 | <0.50 |
| Q62O | - | <0.50 | - | <0.52 | - | W0.52 |
| Q690 | - | <0.50 | - | <0.52 | - | W0.52 |
IPropati yoomatshini
Iipropathi zeMechanical ezikumgangatho ophezulu wekhabhoni yentsimbi yolwakhiwo kunye nemibhobho yentsimbi yolwakhiwo olusezantsi-amandla aphezulu
| IBanga | Inqanaba lomgangatho | Unikeze Amandla | Amandla esivuno esisezantsi | Ukunyuka emva kokuphuka | Uvavanyo lwempembelelo | |||
| Ubukhulu bodonga lwegama | ubushushu | Funxa amandla | ||||||
| <16 mm | >16 mm〜 | 〉30 mm | ||||||
| 30 mm | ||||||||
| hayi ngaphantsi kwe | hayi ngaphantsi kwe | |||||||
| 10 | - | >335 | 205 | 195 | 185 | 24 | - | - |
| 15 | - | >375 | 225 | 215 | 205 | 22 | - | 一 |
| 20 | —- | >410 | 245 | 235 | 225 | 20 | - | - |
| 25 | - | > 450 | 275 | 265 | 255 | 18 | - | - |
| 35 | - | >510 | 305 | 295 | 285 | 17 | 一 | - |
| 45 | - | 2590 | 335 | 325 | 315 | 14 | - | - |
| 20Mn | —• | > 450 | 275 | 265 | 255 | 20 | - | 一 |
| 25Mn | - | >490 | 295 | 285 | 275 | 18 | - | - |
| Q345 | A | 470—630 | 345 | 325 | 295 | 20 | - | 一 |
| B | 4~20 | 34 | ||||||
| C | 21 | 0 | ||||||
| D | -20 | |||||||
| E | -40 | 27 | ||||||
| Q39O | A | 490—650 | 390 | 370 | 350 | 18 | ||
| B | 20 | 34 | ||||||
| C | 19 | 0 | ||||||
| D | -20 | |||||||
| E | -40 | 27 | ||||||
| Q42O | A | 520〜680 | 420 | 400 | 380 | 18 | ||
| B | 20 | 34 | ||||||
| C | 19 | 0 | ||||||
| D | -20 | |||||||
| E | -40 | 27 | ||||||
| Q46O | C | 550〜720 | 460 | 440 | 420 | 17 | 0 | 34 |
| D | -20 | |||||||
| E | -40 | 27 | ||||||
| Q500 | C | 610〜770 | 500 | 480 | 440 | 17 | 0 | 55 |
| D | -20 | 47 | ||||||
| E | -40 | 31 | ||||||
| Q550 | C | 670〜830 | 550 | 530 | 490 | 16 | 0 | 55 |
| D | -20 | 47 | ||||||
| E | -40 | 31 | ||||||
| Q62O | C | 710〜880 | 620 | 590 | 550 | 15 | 0 | 55 |
| D | -20 | 47 | ||||||
| E | -40 | 31 | ||||||
| Q690 | C | 770〜94. | 690 | 660 | 620 | 14 | 0 | 55 |
| D | -20 | 47 | ||||||
| E | -40 | 31 | ||||||
Iimpawu zomatshini wemibhobho yensimbi ye-alloy
| NO | IBanga | Ulawulo lonyango olucetyiswayo | Iimpawu zokuqina | Umbhobho wentsimbi ene-anealed okanye ubushushu obuphezulu obupholileyo Imeko yonikezelo Ubulukhuni beBrinell HBW | ||||||
| Ukucinywa (okuqhelekileyo) | Ukufudumeza | Yield StrengthMPa | Amandla e-Tensile MPa | Ukwandiswa emva kokwaphulwa kwe-A% | ||||||
| ubushushu | Ukupholisa | Ubushushu | Ukupholisa | |||||||
| Okokuqala | Isibini | hayi ngaphantsi kwe | akukho mkhulu kune | |||||||
| 1 | 40Mn2 | 840 | Amanzi, ioli | 540 | Amanzi, ioli | 885 | 735 | 12 | 217 | |
| 2 | 45Mn2 | 840 | Amanzi, ioli | 550 | Amanzi, ioli | 885 | 735 | 10 | 217 | |
| 3 | 27SiMn | 920 | Amanzi | 450 | Amanzi, ioli | 980 | 835 | 12 | 217 | |
| 4 | 40MnBc | 850 | ioli | 500 | Amanzi, ioli | 980 | 785 | 10 | 207 | |
| 5 | 45MnBc | 840 | ioli | 500 | Amanzi, ioli | 1030 | 835 | 9 | 217 | |
| 6 | 20Mn2bc'f | 880 | ioli | 200 | Amanzi, umoya | 980 | 785 | 10 | 187 | |
| 7 | 20CrdJ | 880 | 800 | Amanzi, ioli | 200 | Amanzi, umoya | 835 | 540 | 10 | 179 |
| 785 | 490 | 10 | 179 | |||||||
| 8 | 30Cr | 860 | ioli | 500 | Amanzi, ioli | 885 | 685 | 11 | 187 | |
| 9 | 35Kr | 860 | ioli | 500 | Amanzi, ioli | 930 | 735 | 11 | 207 | |
| 10 | 40Cr | 850 | ioli | 520 | Amanzi, ioli | 980 | 785 | 9 | 207 | |
| 11 | 45Cr | 840 | ioli | 520 | Amanzi, ioli | 1030 | 835 | 9 | 217 | |
| 12 | 50Cr | 830 | ioli | 520 | Amanzi, ioli | 1080 | 930 | 9 | 229 | |
| 13 | 38CrSi | 900 | ioli | 600 | Amanzi, ioli | 980 | 835 | 12 | 255 | |
| 14 | 20CrModJ | 880 | Amanzi, ioli | 500 | Amanzi, ioli | 885 | 685 | 11 | 197 | |
| 845 | 635 | 12 | 197 | |||||||
| 15 | 35CrMo | 850 | ioli | 550 | Amanzi, ioli | 980 | 835 | 12 | 229 | |
| 16 | 42CrMo | 850 | ioli | 560 | Amanzi, ioli | 1080 | 930 | 12 | 217 | |
| 17 | 38CrMoAld | 940 | Amanzi, ioli | 640 | Amanzi, ioli | 980 | 835 | 12 | 229 | |
| 930 | 785 | 14 | 229 | |||||||
| 18 | 50CrVA | 860 | ioli | 500 | Amanzi, ioli | 1 275 | 1 130 | 10 | 255 | |
| 19 | 2OCrMn | 850 | ioli | 200 | Amanzi, umoya | 930 | 735 | 10 | 187 | |
| 20 | 20CrMnSif | 880 | ioli | 480 | Amanzi, ioli | 785 | 635 | 12 | 207 | |
| 21 | 3OCrMnSif | 880 | ioli | 520 | Amanzi, ioli | 1080 | 885 | 8 | 229 | |
| 980 | 835 | 10 | 229 | |||||||
| 22 | 35CrMnSiA£ | 880 | ioli | 230 | Amanzi, umoya | 1 620 | 9 | 229 | ||
| 23 | 20CrMnTie-f | 880 | 870 | ioli | 200 | Amanzi, umoya | 1080 | 835 | 10 | 217 |
| 24 | 30CrMnTie*f | 880 | 850 | ioli | 200 | Amanzi, umoya | 1 470 | 9 | 229 | |
| 25 | 12CrNi2 | 860 | 780 | Amanzi, ioli | 200 | Amanzi, umoya | 785 | 590 | 12 | 207 |
| 26 | 12CrNi3 | 860 | 780 | ioli | 200 | Amanzi, umoya | 930 | 685 | 11 | 217 |
| 27 | 12Cr2Ni4 | 860 | 780 | ioli | 200 | Amanzi, umoya | 1080 | 835 | 10 | 269 |
| 28 | 40CrNiMoA | 850 | —- | ioli | 600 | Amanzi, umoya | 980 | 835 | 12 | 269 |
| 29 | 45CrNiMoVA | 860 | - | ioli | 460 | ioli | 1 470 | 1 325 | 7 | 269 |
| a. Ulungelelwaniso oluvumelekileyo uluhlu lobushushu bonyango oludweliswe kwitheyibhile: ukucima ± 15 ℃, ubushushu obuphantsi bobushushu ± 20 ℃, ubushushu obuphezulu bomhlaba obushushu buyi-50 ℃.b. Kuvavanyo lwe-tensile, iisampulu ezinqamlezayo okanye ezinde zinokuthathwa. Kwimeko yokungavumelani, isampuli yelongitudinal isetyenziswa njengesiseko solamlo.c. Insimbi ene-Boron inokuba yinto eqhelekileyo ngaphambi kokucima, kwaye ukushisa okuqhelekileyo akufanele kube phezulu kunokushisa kwayo.d. Ukuhanjiswa ngokweseti yedatha echazwe ngumfaki-sicelo. Xa umceli engakhange achaze, ukuhanjiswa kungenziwa ngokuhambelana nayiphi na idatha. e. Ukucima kokuqala kwentsimbi ye-titanium kunye ne-Ming Meng kunokutshintshwa ngokuqhelekileyo. f. Ukucima i-Isothermal kwi-280 C ~320 C. g. Kuvavanyo lwe-tensile, ukuba i-Rel ayinakulinganiswa, i-Rp0.2 inokulinganiswa endaweni ye-Rel. | ||||||||||
Imfuneko yoVavanyo
Ukwenziwa kweekhemikhali:
Ukolula, Ubulukhuni, Umothuko, Umngqusho, Ukugoba, uvavanyo lwe-Ultrasonic, iEddy yangoku, ukubhaqwa, ukubhaqwa okuvuzayo, iGalvanized










