Kev Txheeb Xyuas Txog Cov Kav Dej Roj Av
LOJ: 19—914MM * 2—150MM
| Pawg khoom | Qib hlau | Tus Qauv | Daim Ntawv Thov |
| Cov kav hlau tsis muaj seamless rau kev tsim kho tshuab thiab cov qauv ib txwm muaj | 10.20.35.45.Q345.Q460.Q490.Q620. | GB/T8162 | Cov kav hlau tsis muaj qhov txuas rau cov kav dej manufaclumg yeeb nkab fittings equipments thiab mechanlcal structures |
| 42CrMo.35CrMo.42CrMo. 40CrNiMoA.12cr1MoV | |||
| 1018.1026.8620.4130.4140 | ASTM A519 | ||
| S235 JRH. S273J0H. S275J2H. S355J0H. S355NLH.S355J2H | EN10210 | ||
| A53A.A53B.SA53A.SA53B | ASTM A53/ASME SA53 |
Lus Cim: Lwm Qhov Loj kuj tseem tuaj yeem muab tau tom qab sab laj nrog cov neeg siv khoom
Cheebtsam Tshuaj:
| qib | C | Si | Mn | Mo | Cr | V |
| 12Cr1MoV | 0.08~0.15 | 0.17~0.37 | 0.40~0.70 | 0.25~0.35 | 0.90~1.20 | 0.15~0.30 |
Cov khoom siv kho tshuab:
| qib | Tensile (MPa) | Cov qoob loo (MPa) | Ntev (%) | Kev txo qis ntawm seem (ψ/%) | Kev Cuam Tshuam （Aku2/J） | Qhov cuam tshuam toughness tus nqi αkv (J / cm2) | Qhov nyuaj (HBS100/3000) |
| 12Cr1MoV | ≥490 | ≥245 | ≤22 | ≥50 | ≥71 | ≥88(9) | ≤179 |
