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Cov hlau tsis muaj steel thiab cov hlau alloy mechanical tubes

Seamless carbon steel thiab alloy mechanical raj Featured Duab
  • Cov hlau tsis muaj steel thiab cov hlau alloy mechanical tubes
  • Cov hlau tsis muaj steel thiab cov hlau alloy mechanical tubes
  • Cov hlau tsis muaj steel thiab cov hlau alloy mechanical tubes

Kev Piav Qhia Luv:

Cov kav hlau tsis muaj qhov sib txuas, Cov kav hlau Carbon thiab cov kav hlau sib txuas, feem ntau yog rau kev kho tshuab hauvASTM A519-2006Tus qauv, cov kav hlau sib xyaw ua ke feem ntau suav nrog

1018, 1026, 8620, 4130, 4140 thiab lwm yam.


  • Kev Them Nyiaj:30% tso nyiaj, 70% L/C lossis B/L daim qauv lossis 100% L/C thaum pom
  • Min.Order Quantity:Ib lub thawv los yog 25 tons
  • Kev Muaj Peev Xwm Muab Khoom:Txhua xyoo 20000 Tons Cov Khoom Muag ntawm Cov Yeeb Nkab Hlau
  • Lub Sijhawm Ua Ntej:7-14 hnub yog tias muaj Tshuag, 30-45 hnub los tsim khoom
  • Ntim:Dub Vanishing, bevel thiab cap rau txhua lub yeeb nkab; OD hauv qab 219mm yuav tsum tau ntim rau hauv pob khoom, thiab txhua pob khoom tsis pub tshaj 2 tons.
    • Rub tawm ua PDF

    Cov Khoom Qhia Txog Khoom

    Cov Cim Npe Khoom

    Txheej txheem cej luam

    Tus Qauv:ASTM A519-2006 Cov hlau los yog tsis: Cov hlau los yog Carbon
    Pawg Qib: 1018,1026,8620,4130,4140 Daim Ntawv Thov: Lub raj xa dej
    Thickness: 1 - 100 hli Kev Kho Mob Nto: Raws li tus neeg yuav tsum tau ua
    Sab Nraud Txoj Kab uas hla (Puag ncig): 10 - 1000 hli Txheej Txheem: Kub Dov Los Yog Txias Dov
    Ntev: Ntev ntev lossis ntev random Kev kho cua sov: Annealing / Normalizing / Kev ntxhov siab Reliefing
    Tshooj Puab: Puag ncig Cov Yeeb Nkab Tshwj Xeeb: Cov Yeeb Nkab Phab Ntsa Tuab
    Qhov chaw ntawm keeb kwm: Tuam Tshoj Siv: tshuab
    Daim Ntawv Pov Thawj: ISO9001: 2008 Kev Ntsuas: ECT/UT

    Daim Ntawv Thov

    Nws yog Siv rau kev kho tshuab thiab siv los ua cov roj thooj voos kheej kheej. suav nrog cov pa roj carbon thiab cov hlau alloy seamless mechanical tubing, thiab npog ob qho tib si seamless kub-tiav mechanical tubing thiab seamless txias-tiav mechanical tubing hauv qhov ntau thiab tsawg txog li thiab suav nrog 12 3/4 hauv. (323.8 hli) sab nraud txoj kab uas hla rau cov raj puag ncig nrog phab ntsa thicknesses raws li xav tau.

    Qib Tseem Ceeb

    1018,1026,8620,4130,4140

    Cheebtsam Tshuaj

    ROOJ 1 Cov Kev Xav Tau Tshuaj ntawm Cov Hlau Uas Muaj Cov Pa roj Carbon Tsawg

    Qib Cov Kev Txwv ntawm Cov Tshuaj Lom Zem,%
    Lub Npe CarbonA Manganese B Phosphorus, B Sulfur, B
          siab tshaj plaws siab tshaj plaws
    MT X 1015 0.10–0.20 0.60–0.90 0.04 0.05
    MT 1010 0.05–0.15 0.30–0.60 0.04 0.05
    MT 1015 0.10–0.20 0.30–0.60 0.04 0.05
    MT 1020 0.15–0.25 0.30–0.60 0.04 0.05
    MT X 1020 0.15–0.25 0.70–1.00 0.04 0.05


    ROOJ 2 Cov Kev Xav Tau Tshuaj ntawm Lwm Cov Hlau Carbon    BCov kev txwv siv rau kev tshuaj xyuas cua sov; tshwj tsis yog qhov yuav tsum tau ua los ntawm 6.1, kev tshuaj xyuas khoom lag luam raug rau qhov kev zam ntxiv uas tau muab rau hauv Rooj 5.

    Qib   Cov Kev Txwv ntawm Cov Tshuaj Lom Zem, %A  
    Lub Npe        
    Cov pa roj carbon Manganese Phosphorus, Sulfur,
          siab tshaj plaws siab tshaj plaws
    1008 0.10 siab tshaj 0.30–0.50 0.04 0.05
    1010 0.08–0.13 0.30–0.60 0.04 0.05
    1012 0.10–0.15 0.30–0.60 0.04 0.05
    1015 0.13–0.18 0.30–0.60 0.04 0.05
    1016 0.13–0.18 0.60–0.90 0.04 0.05
    1017 0.15–0.20 0.30–0.60 0.04 0.05
    1018 0.15–0.20 0.60–0.90 0.04 0.05
    1019 0.15–0.20 0.70–1.00 0.04 0.05
    1020 0.18–0.23 0.30–0.60 0.04 0.05
    1021 0.18–0.23 0.60–0.90 0.04 0.05
    1022 0.18–0.23 0.70–1.00 0.04 0.05
    1025 0.22–0.28 0.30–0.60 0.04 0.05
    1026 0.22–0.28 0.60–0.90 0.04 0.05
    1030 0.28–0.34 0.60–0.90 0.04 0.05
    1035 0.32–0.38 0.60–0.90 0.04 0.05
    1040 0.37–0.44 0.60–0.90 0.04 0.05
    1045 0.43–0.50 0.60–0.90 0.04 0.05
    1050 0.48–0.55 0.60–0.90 0.04 0.05
    1518 xyoo 0.15–0.21 1.10–1.40 0.04 0.05
    1524 xyoo 0.19–0.25 1.35–1.65 0.04 0.05
    1541 xyoo 0.36–0.44 1.35–1.65 0.04 0.05

    A Cov ntau thiab tsawg thiab cov kev txwv uas tau muab rau hauv lub rooj no siv rau kev tshuaj xyuas cua sov; tshwj tsis yog raws li qhov xav tau los ntawm6.1, kev tshuaj xyuas cov khoom lag luam raug rau qhov kev kam rau siab ntxiv uas tau muab rau hauv Rooj Naj Npawb 5.

    ROOJ 3 Cov Kev Xav Tau Tshuaj Rau Cov Hlau Alloy
    CEEB TOOM 1—Cov ntau thiab tsawg thiab cov kev txwv hauv lub rooj no siv rau cov hlau tsis pub tshaj 200 in.2 (1290 cm2) hauv thaj chaw hla.
    CEEB TOOM 2—Muaj cov khoom me me hauv cov hlau sib xyaw uas tsis tau teev tseg lossis tsis xav tau. Cov khoom no suav tias yog qhov tsis tseem ceeb
    thiab tej zaum yuav muaj nyob rau hauv cov nqi siab tshaj plaws hauv qab no: tooj liab, 0.35%; nickel, 0.25%; chromium, 0.20%; molybdenum, 0.10%.
    CEEB TOOM 3—Cov ntau thiab tsawg thiab cov kev txwv uas tau muab rau hauv lub rooj no siv rau kev tshuaj xyuas cua sov; tshwj tsis yog raws li qhov yuav tsum tau ua los ntawm 6.1, kev tshuaj xyuas khoom lag luam raug rau qhov siv tau
    cov kev kam rau siab ntxiv uas tau muab rau hauv Rooj Naj Npawb 5.

     

    QibA,B       Cov Kev Txwv ntawm Cov Tshuaj Lom Zem,%        
    Tsim-                
    Cov pa roj carbon Manganese Phospho- Sulfur,C,D Silicon Nickel Chromium Molybde-
    kev xav              
        Lavxias teb sab,Csiab tshaj plaws siab tshaj plaws       tus lej
                   
    1330 xyoo 0.28–0.33 1.60–1.90 0.04 0.04 0.15–0.35 ... ... ...
    1335 xyoo 0.33–0.38 1.60–1.90 0.04 0.04 0.15–0.35 ... ... ...
    1340 xyoo 0.38–0.43 1.60–1.90 0.04 0.04 0.15–0.35 ... ... ...
    1345 xyoo 0.43–0.48 1.60–1.90 0.04 0.04 0.15–0.35 ... ... ...
    3140 0.38–0.43 0.70–0.90 0.04 0.04 0.15–0.35 1.10–1.40 0.55–0.75 ...
    E3310 0.08–0.13 0.45–0.60 0.025 0.025 0.15–0.35 3.25–3.75 1.40–1.75 ...
    4012 0.09–0.14 0.75–1.00 0.04 0.04 0.15–0.35 ... ... 0.15–0.25
    4023 0.20–0.25 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4024 0.20–0.25 0.70–0.90 0.04 0.035−0.050 0.15–0.35 ... ... 0.20–0.30
    4027 0.25–0.30 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4028 0.25–0.30 0.70–0.90 0.04 0.035−0.050 0.15–0.35 ... ... 0.20–0.30
    4037 0.35–0.40 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4042 0.40–0.45 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4047 0.45–0.50 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4063 0.60–0.67 0.75–1.00 0.04 0.04 0.15–0.35 ... ... 0.20–0.30
    4118 0.18–0.23 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.40–0.60 0.08–0.15
    4130 0.28–0.33 0.40–0.60 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4135 0.32–0.39 0.65–0.95 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4137 0.35–0.40 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4140 0.38–0.43 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4142 0.40–0.45 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4145 0.43–0.48 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4147 0.45–0.50 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4150 0.48–0.53 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15–0.25
    4320 0.17–0.22 0.45–0.65 0.04 0.04 0.15–0.35 1.65–2.00 0.40–0.60 0.20–0.30
    4337 0.35–0.40 0.60–0.80 0.04 0.04 0.15–0.35 1.65–2.00 0.70–0.90 0.20–0.30
    E4337 0.35–0.40 0.65–0.85 0.025 0.025 0.15–0.35 1.65–2.00 0.70–0.90 0.20–0.30
    4340 0.38–0.43 0.60–0.80 0.04 0.04 0.15–0.35 1.65–2.00 0.70–0.90 0.20–0.30
    E4340 0.38–0.43 0.65–0.85 0.025 0.025 0.15–0.35 1.65–2.00 0.70–0.90 0.20–0.30
    4422 0.20–0.25 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.35–0.45
    4427 0.24–0.29 0.70–0.90 0.04 0.04 0.15–0.35 ... ... 0.35–0.45
    4520 0.18–0.23 0.45–0.65 0.04 0.04 0.15–0.35 ... ... 0.45–0.60
    4615 0.13–0.18 0.45–0.65 0.04 0.04 0.15–0.35 1.65–2.00 ... 0.20–0.30
    4617 0.15–0.20 0.45–0.65 0.04 0.04 0.15–0.35 1.65–2.00 ... 0.20–0.30
    4620 0.17–0.22 0.45–0.65 0.04 0.04 0.15–0.35 1.65–2.00 ... 0.20–0.30
    4621 0.18–0.23 0.70–0.90 0.04 0.04 0.15–0.35 1.65–2.00 ... 0.20–0.30
    4718 0.16–0.21 0.70–0.90 0.04 0.04 0.15–0.35 0.90–1.20 0.35–0.55 0.30–0.40
    4720 0.17–0.22 0.50–0.70 0.04 0.04 0.15–0.35 0.90–1.20 0.35–0.55 0.15–0.25
    4815 0.13–0.18 0.40–0.60 0.04 0.04 0.15–0.35 3.25–3.75 ... 0.20–0.30
    4817 0.15–0.20 0.40–0.60 0.04 0.04 0.15–0.35 3.25–3.75 ... 0.20–0.30
    4820 0.18–0.23 0.50–0.70 0.04 0.04 0.15–0.35 3.25–3.75 ... 0.20–0.30
    5015 0.12–0.17 0.30–0.50 0.04 0.04 0.15–0.35 ... 0.30–0.50 ...
    5046 0.43–0.50 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.20–0.35 ...
    5115 0.13–0.18 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5120 0.17–0.22 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5130 0.28–0.33 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.80–1.10 ...
    5132 0.30–0.35 0.60–0.80 0.04 0.04 0.15–0.35 ... 0.75–1.00 ...
    5135 0.33–0.38 0.60–0.80 0.04 0.04 0.15–0.35 ... 0.80–1.05 ...
    5140 0.38–0.43 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5145 0.43–0.48 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5147 0.46–0.51 0.70–0.95 0.04 0.04 0.15–0.35 ... 0.85–1.15 ...
    5150 0.48–0.53 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5155 0.51–0.59 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    5160 0.56–0.64 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    52100E 0.93–1.05 0.25–0.45 0.025 0.015 0.15–0.35 0.25 siab tshaj 1.35–1.60 0.10 siab tshaj
    E50100 0.98–1.10 0.25–0.45 0.025 0.025 0.15–0.35 ... 0.40–0.60 ...
    E51100 0.98–1.10 0.25–0.45 0.025 0.025 0.15–0.35 ... 0.90–1.15 ...
    E52100 0.98–1.10 0.25–0.45 0.025 0.025 0.15–0.35 ... 1.30–1.60 ...
                    Vanadium
                     
    6118 0.16–0.21 0.50–0.70 0.04 0.04 0.15–0.35 ... 0.50–0.70 0.10–0.15
    6120 0.17–0.22 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.70–0.90 0.10 feeb
    6150 0.48–0.53 0.70–0.90 0.04 0.04 0.15–0.35 ... 0.80–1.10 0.15 feeb
                     
                Aluminium   Molybdenum
                     
    E7140 0.38–0.43 0.50–0.70 0.025 0.025 0.15–0.40 0.95–1.30 1.40–1.80 0.30–0.40
                     
                Nickel    
                     
    8115 0.13–0.18 0.70–0.90 0.04 0.04 0.15–0.35 0.20–0.40 0.30–0.50 0.08–0.15
    8615 0.13–0.18 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8617 0.15–0.20 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8620 0.18–0.23 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8622 0.20–0.25 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8625 0.23–0.28 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8627 0.25–0.30 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8630 0.28–0.33 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8637 0.35–0.40 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8640 0.38–0.43 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8642 0.40–0.45 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8645 0.43–0.48 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8650 0.48–0.53 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8655 0.51–0.59 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8660 0.55–0.65 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    8720 0.18–0.23 0.70–0.90 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.20–0.30
    8735 0.33–0.38 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.20–0.30
    8740 0.38–0.43 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.20–0.30
    8742 0.40–0.45 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.20–0.30
    8822 0.20–0.25 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.30–0.40
    9255 0.51–0.59 0.60–0.80 0.04 0.04 1.80–2.20 ... 0.60–0.80 ...
    9260 0.56–0.64 0.75–1.00 0.04 0.04 1.80–2.20 ... ... ...
    9262 0.55–0.65 0.75–1.00 0.04 0.04 1.80–2.20 ... 0.25–0.40 ...
    E9310 0.08–0.13 0.45–0.65 0.025 0.025 0.15–0.35 3.00–3.50 1.00–1.40 0.08–0.15
    9840 0.38–0.42 0.70–0.90 0.04 0.04 0.15–0.35 0.85–1.15 0.70–0.90 0.20–0.30
    9850 0.48–0.53 0.70–0.90 0.04 0.04 0.15–0.35 0.85–1.15 0.70–0.90 0.20–0.30
    50B40 0.38–0.42 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.40–0.60 ...
    50B44 0.43–0.48 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.40–0.60 ...
    50B46 0.43–0.50 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.20–0.35 ...
    50B50 0.48–0.53 0.74–1.00 0.04 0.04 0.15–0.35 ... 0.40–0.60 ...
    50B60 0.55–0.65 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.40–0.60 ...
    51B60 0.56–0.64 0.75–1.00 0.04 0.04 0.15–0.35 ... 0.70–0.90 ...
    81B45 0.43–0.48 0.75–1.00 0.04 0.04 0.15–0.35 0.20–0.40 0.35–0.55 0.08–0.15
    86B45 0.43–0.48 0.75–1.00 0.04 0.04 0.15–0.35 0.40–0.70 0.40–0.60 0.15–0.25
    94B15 0.13–0.18 0.75–1.00 0.04 0.04 0.15–0.35 0.30–0.60 0.30–0.50 0.08–0.15
    94B17 0.15–0.20 0.75–1.00 0.04 0.04 0.15–0.35 0.30–0.60 0.30–0.50 0.08–0.15
    94B30 0.28–0.33 0.75–1.00 0.04 0.04 0.15–0.35 0.30–0.60 0.30–0.50 0.08–0.15
    94B40 0.38–0.43 0.75–1.00 0.04 0.04 0.15–0.35 0.30–0.60 0.30–0.50 0.08–0.15
                     

    B Cov qib qhia hauv lub rooj no nrog tsab ntawv B, xws li 50B40, tuaj yeem cia siab tias yuav muaj 0.0005% tsawg kawg nkaus boron tswj. IbCov qib uas qhia nyob rau hauv lub rooj no nrog tsab ntawv E ua ntej feem ntau yog tsim los ntawm cov txheej txheem cua sov hluav taws xob yooj yim. Tag nrho lwm cov feem ntau yog tsim los ntawm cov txheej txheem qhib hluav taws xob yooj yim tab sis tuaj yeem tsim los ntawm cov txheej txheem cua sov hluav taws xob yooj yim nrog kev hloov kho hauv phosphorus thiab sulfur.

     

    CCov kev txwv ntawm phosphorus sulfur rau txhua txoj kev yog raws li nram no:

    Lub cub hluav taws xob yooj yim 0.025 max % Lub cub hluav taws xob kua qaub 0.050 max %

    Qhov cub qhib yooj yim 0.040 max % Qhov cub qhib kua qaub 0.050 max %

    D Cov ntsiab lus sulfur tsawg kawg nkaus thiab siab tshaj plaws qhia txog cov hlau resulfurized.

    ETus neeg yuav khoom tuaj yeem teev cov nqi siab tshaj plaws hauv qab no: tooj liab, 0.30%; txhuas, 0.050%; thiab oxygen, 0.0015%.

     

    Khoom Siv Kho Tshuab

    Cov Khoom Siv Tensile, Hardness thiab Thermal Condition rau qee cov Qib Feem Ntau ntawm Carbon thiab Alloy Steels

     

    CW—Ua Haujlwm Txias SR—Kev Nyuaj Siab A—Annealed N—NormalizedA Cov hauv qab no yog cov lus txhais rau ntau yam mob: HR—Kub Rolle

    Qib Condi- Qhov kawg Cov qoob loo Kev ntev Rockwell,
    Tsim- kev xavA Lub zog, Lub zog, hauv 2 nti los yog Qhov nyuaj
    lub teb chaws           50 hli, % B Nplai
      ksi MPa ksi MPa
         
                 
    1020 HR 50 345 32 221 25 55
    CW 70 483 60 414 5 75
    SR 65 448 50 345 10 72
    A 48 331 28 193 30 50
    N 55 379 34 234 22 60
    1025 HR 55 379 35 241 25 60
    CW 75 517 65 448 5 80
    SR 70 483 55 379 8 75
    A 53 365 30 207 25 57
    N 55 379 36 248 22 60
    1035 HR 65 448 40 276 20 72
    CW 85 586 75 517 5 88
    SR 75 517 65 448 8 80
    A 60 414 33 228 25 67
    N 65 448 40 276 20 72
    1045 HR 75 517 45 310 15 80
    CW 90 621 80 552 5 90
    SR 80 552 70 483 8 85
    A 65 448 35 241 20 72
    N 75 517 48 331 15 80
    1050 HR 80 552 50 345 10 85
    SR 82 565 70 483 6 86
    A 68 469 38 262 18 74
    N 78 538 50 345 12 82
    1118 HR 50 345 35 241 25 55
    CW 75 517 60 414 5 80
    SR 70 483 55 379 8 75
    A 50 345 30 207 25 55
    N 55 379 35 241 20 60
    1137 HR 70 483 40 276 20 75
    CW 80 552 65 448 5 85
    SR 75 517 60 414 8 80
    A 65 448 35 241 22 72
    N 70 483 43 296 15 75
    4130 HR 90 621 70 483 20 89
    SR 105 724 85 586 10 95
    A 75 517 55 379 30 81
    N 90 621 60 414 20 89
    4140 HR 120 855 90 621 15 100
    SR 120 855 100 689 10 100
    A 80 552 60 414 25 85
    N 120 855 90 621 20 100

    d

    Kev kam rau siab

    Kev kam rau sab nraud ntawm txoj kab uas hla rau cov raj kub-tiav puag ncigA,B,C

     

    Sab Nraud Txoj Kab uas hla Loj Ntau, Kev kam rau sab nraud, nyob rau hauv. (hli)
    nyob rau hauv. (hli) Dhau Nyob rau hauv qab
    Txog li 2.999 (76.17) 0.020 (0.51) 0.020 (0.51)
    3.000–4.499 (76.20–114.27) 0.025 (0.64) 0.025 (0.64)
    4.500–5.999 (114.30–152.37) 0.031 (0.79) 0.031 (0.79)
    6.000–7.499 (152.40–190.47) 0.037 (0.94) 0.037 (0.94)
    7.500–8.999 (190.50–228.57) 0.045 (1.14) 0.045 (1.14)
    9.000–10.750 (228.60–273.05) 0.050 (1.27) 0.050 (1.27)

     

    Ib qho kev kam rau siab ntawm txoj kab uas hla tsis siv rau cov xwm txheej ib txwm muaj thiab tempered lossis quenched thiab tempered.

    B Qhov ntau thiab tsawg ntawm cov raj kub tiav lawm yog 11⁄2 nti (38.1 hli) txog 103⁄4 ​​nti (273.0 hli) sab nraud txoj kab uas hla nrog phab ntsa tuab tsawg kawg 3% lossis ntau dua ntawm sab nraud txoj kab uas hla, tab sis tsis tsawg dua 0.095 nti (2.41 hli).

    C Muaj ntau qhov loj dua; sab laj nrog lub chaw tsim khoom kom paub txog qhov loj thiab kev kam rau ua.

     

    Kev kam rau siab ntawm phab ntsa rau kev ua tiav kub puag ncig

    Kev Siv Raj

    Phab ntsa tuab

    Kev kam rau siab ntawm phab ntsa,AFeem pua ​​​​Ntau dua
    Ntau npaum li feem pua

    thiab Nyob Hauv Qhov Nominal
    ntawm Sab Nraud

    Sab nraum zoov

    Sab nraum zoov

    Sab nraum zoov
    Txoj kab uas hla

    Txoj kab uas hla

    Txoj kab uas hla

    Txoj kab uas hla

    2.999 nti.

    3.000 nyob rau hauv.

    6.000 nyob rau hauv.

    (76.19 hli)

    (76.20 hli)

    (152.40 hli)

    thiab me dua

    mus 5,999in.

    mus rau 10,750 nyob rau hauv.

    (152.37 hli)

    (273.05 hli)
    Qis dua 15

    12.5

    10.0

    10.0
    15 thiab tshaj saud

    10.0

    7.5

    10.0
    Kev kam rau siab ntawm phab ntsa yuav tsis siv tau rau phab ntsa 0.199 nti (5.05 hli) thiab tsawg dua; sab laj nrog cov chaw tsim khoom kom paub txog kev kam rau siab ntawm phab ntsa ntawm cov raj loj no.
    ib qho tseem ceeb dua, ces cov kav dej txias yuav tsum tau teev rau sab hauv txoj kab uas hla thiab phab ntsa tuab lossis sab nraud txoj kab uas hla thiab sab hauv txoj kab uas hla.
    Cov Yeeb Nkab Uas Tig Los Ntawm Txoj Kev Uas Tsis Ruaj Khoov—Kev hloov pauv ntawm txoj kab uas hla sab nraud thiab phab ntsa tuab yuav tsum tsis pub tshaj qhov kam rau siab hauv Rooj. Rooj no qhia txog kev kam rau siab raws li siv rau txoj kab uas hla sab nraud thiab phab ntsa tuab thiab siv rau qhov loj me uas tau teev tseg.
    Cov Yeeb Nkab Siv Hauv Av - Kev hloov pauv ntawm lub cheeb sab nraud yuav tsum tsis pub tshaj qhov kev kam rau siab hauv Rooj. Cov khoom no feem ntau yog tsim los ntawm cov yeeb nkab ua haujlwm txias.
    Qhov Ntev—Cov yeeb nkab siv tshuab feem ntau muaj qhov ntev li ntawm 5 ft (1.5 m) thiab ntau dua. Qhov ntev txiav tseeb tau muab thaum tus neeg yuav khoom tau teev tseg. Qhov ntev kam rau siab tau qhia nyob rau hauv Rooj.
    Kev Ncaj Ncees—Qhov kev kam rau siab ncaj rau cov raj xa dej tsis sib xws yuav tsum tsis pub tshaj qhov nyiaj tau qhia hauv Rooj.

     

    Kev Xav Tau Xeem

    1. Kev Ntsuas Qhov Nyuaj
    Thaum xav tau qhov txwv ntawm qhov nyuaj, yuav tsum sab laj nrog tus neeg tsim khoom. Cov qhov nyuaj ib txwm muaj teev nyob rau hauv Rooj. Thaum teev tseg, qhov kev sim qhov nyuaj yuav tsum tau ua rau 1% ntawm cov raj.

    2. Kev Ntsuas Kev Nyuaj Siab
    Thaum xav tau cov khoom tensile, yuav tsum tau sab laj nrog cov chaw tsim khoom. Cov khoom tensile ib txwm muaj rau qee qib thiab cov xwm txheej thermal tau teev nyob rau hauv lub rooj.

    3. Kev Ntsuas Tsis Ua Rau Puas Tsuaj
    Muaj ntau hom kev kuaj ultrasonic lossis electromagnetic uas tsis ua puas tsuaj. Qhov kev kuaj uas yuav siv thiab cov kev txwv ntawm kev tshuaj xyuas yuav tsum tau teeb tsa los ntawm kev pom zoo ntawm tus neeg tsim khoom thiab tus neeg yuav khoom.

    4. Kev Ntsuas Flaring
    Thaum muaj cov kev cai tshwj xeeb rau kev huv ntawm cov hlau, cov txheej txheem ntawm kev sim thiab cov kev txwv ntawm kev lees txais yuav tsum tau teeb tsa los ntawm cov neeg tsim khoom thiab cov neeg yuav khoom daim ntawv cog lus.

    Cov Khoom Qhia Txog Khoom

    Cov Kav Dej Kho Tshuab/Tshuaj Lom Zem & Cov Tshuaj Chiv

    GB/T8162-2008

    ASTM A519-2006

    BS EN 10210-1-2006

    ASTM A53/A53M-2012

    GB9948-2006

    GB6479-2013

    GB/T 17396-2009

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