Txheej txheem cej luam ntawm Petroleum Pipes Structure Pipes
Loj: 19-914MM * 2-150MM
| Khoom qeb | Qib hlau | Txuj | Daim ntawv thov |
| Seamless steel raj rau mechanical engineering thiab normalstructure | 10.20.35.45.Q345.Q460.Q490.Q620. | GB / T8162 | Seamless steel raj rau manufaclumg pipelines yeeb nkab fittings equipments thiab mechanlcal qauv |
| 42CrMo.35CrMo.42CrMo. 40CrNiMoA.12cr1MoV | |||
| 1018.1026.8620.4130.4140 | ASTM A519 Cov Lus Qhia Tshwj Xeeb | ||
| S235 JRH. S273J0H. S275J2H. S355J0H. S355NLH.S355J2H | TS EN 10210 | ||
| A53A.A53B.SA53A.SA53B | ASTM A53 / ASME SA53 |
Nco tseg: Lwm qhov loj me kuj tuaj yeem muab tom qab kev sib tham nrog cov neeg siv khoom
Chemical Component:
| qib | C | Si | Mn | Mo | Cr | V |
| 12Cr1MoV | 0.08-0.15 Nws | 0.17-0.37 Nws | 0.40-0.70 Nws | 0.25-0.35 Nws | 0.90-1.20 Nws | 0.15-0.30 Nws |
Mechanical zog::
| qib | Tensile (MPa) | Tawm tswv yim (MPa) | Txuas ntxiv (%) | Tshooj shrinkage (ψ /%) | Kev cuam tshuam (Aku2/J) | Impact toughness tus nqi αkv (J / cm2) | Hardness (HBS 100/3000) |
| 12Cr1MoV | ≥490 | ≥245 | ≤ 22 | ≥50 | ≥71 | ≥88(9) | ≤179 |
