Khoom Parameters
TU 14-3-675-78 Seamless Steel Tubes Rau Dav Hlau
Khoom siv
TU 14-3-675-78 tus qauv qhia txog cov kev qhia tshwj xeeb rau seamless steel raj tsim tshwj xeeb rau kev siv dav hlau. Cov raj no tau tsim kho kom zoo kom ua tau raws li qhov yuav tsum tau ua kom nruj rau kev ua tau zoo thiab ua haujlwm ntev nyob rau hauv ib puag ncig aviation.
Specification
Cov kev qhia tshwj xeeb suav nrog ntau yam xws li qhov ntev, qhov siab ntev, tshuaj lom neeg muaj pes tsawg leeg, cov khoom siv kho tshuab, cov khoom siv lub cev, thiab cov txheej txheem ua haujlwm.
Ntsiab nta
Siab zog: Tsim los tiv thaiv cov kev xav tau hauv cov qauv dav hlau.
Corrosion Resistance: Muab kev tiv thaiv corrosion los xyuas kom lub neej ntev thiab kev ntseeg tau.
Precision Manufacturing: Seamless kev tsim kho kom zoo ib yam thiab kev ncaj ncees thoob plaws hauv lub raj.
Chemical Composition (Table presentation)
| Element | Feem pua (%) |
| Cov pa roj carbon (C) | 0.15 - 0.22 |
| Manganese | 0.30 - 0.60 |
| Silicon | 0.10 - 0.40 |
| Phosphorus | Tsawg dua lossis sib npaug li 0.025 |
| Sulfur | Tsawg dua lossis sib npaug li 0.025 |
| Chromium | Tsawg dua lossis sib npaug li 0.030 |
| Nickel | Tsawg dua lossis sib npaug li 0.030 |
| Tooj | Tsawg dua lossis sib npaug li 0.030 |
Mechanical Properties (Table presentation)
| Khoom | Kev xav tau |
| Tensile zog | Ntau dua lossis sib npaug li 550 MPa |
| Yield zog | Ntau dua lossis sib npaug li 480 MPa |
| Elongation | Ntau dua lossis sib npaug li 12% |
| Impact Toughness | Ntau dua lossis sib npaug li 70 J / cm² |
| Hardness (HB) | 150 - 200 |
| Kev qaug zog | Ntau dua lossis sib npaug li 350 MPa (R=-1) |
Physical Properties (Table presentation)
| Khoom | Tus nqi |
| Qhov ntom | 7.85 g / cm³ |
| Melting Point | ~ 1420 degree |
| Thermal conductivity | 43 W/(m·K) |
| Hluav taws xob conductivity | 16.3 M / m |
| Tshwj xeeb kub | 0.50 J/(g·K) |
Process Performance (Table presentation)
| Performance Parameter | Kev xav tau |
| Weldability | Zoo heev |
| Machineability | Zoo |
| Formability | Zoo heev |
| Nto tiav | Smooth, defect -dawb |
| Kev kho cua sov | Hardenable |
Qib Steel
Cov qib steel teev nyob rau hauv TU 14-3-675-78 yog ua tib zoo xaiv los xyuas kom meej qhov ua tau zoo hauv kev siv dav hlau.
Daim ntawv thov
Cov seamless steel hlab no pom kev siv dav hauv ntau yam dav hlau xws li cov qauv tsim, hydraulic systems, thiab roj kab, qhov kev ntseeg siab thiab kev ua haujlwm yog qhov tseem ceeb.
Cov qhab nia xaiv tau
Thaum TU 14-3-675-78 qhia txog cov kev cai tshwj xeeb, lwm qib nrog cov khoom zoo sib xws kuj tseem raug txiav txim siab raws li cov kev xav tau tshwj xeeb. Qee qhov kev xaiv muaj xws li AISI 4130, AISI 4340, thiab DIN 1.7225, txhua qhov muab cov txiaj ntsig tshwj xeeb thiab cov yam ntxwv rau kev siv dav hlau.
Khoom Qhia
Cim npe nrov: tu 14-3-675-78 seamless steel raj rau aircraft, Tuam Tshoj, lwm tus neeg, manufacturers, hoobkas, customized, lag luam wholesale, nqe, OEM, zeb, tsim, kev muag khoom
