Kub roj vuam txheej txheem ntawmPP ntawv:
1. Cov roj kub uas siv tau tuaj yeem yog huab cua lossis tsis muaj roj xws li nitrogen (siv rau oxidative degradation ntawm cov khoom rhiab).
2. Cov roj thiab cov khoom yuav tsum qhuav thiab tsis muaj plua plav thiab roj.
3. Cov npoo ntawm qhov chaw yuav tsum tau chamfered ua ntej vuam, txwv tsis pub ob qhov chaw yuav tsum tsim ib lub kaum.
4. Clamp ob qhov chaw hauv lub jig kom ntseeg tau tias lawv nyob hauv qhov chaw.
5. Cov roj kub kub vuam feem ntau yog kev tuav haujlwm. Tus welder tuav cov cuab yeej vuam nrog ib txhais tes thaum siv hluav taws xob rau hauv qhov chaw vuam nrog rau lwm qhov.
6. Welding zoo feem ntau nyob ntawm tus welder qhov kev txawj ntse. Vuam ceev thiab zoo tuaj yeem txhim kho los ntawm kev nce kev tswj ntawm vuam siab.
Post lub sij hawm: Apr-12-2023
