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Tsev / Kev paub / Paub meej

Sep 25, 2025

Dab tsi yog cov txheej txheem pom zoo vuam rau Q355NH steel hauv qis-} Qhov kev siv kub?

1. Cov hlau thaiv cov hlau vuam (smaw, lo vuam)

Qhov Zoo: Saj zawg zog rau on - chaw / sab nraum zoov / cov pob qij txha (siv nyiaj ntau dua), siv qis dua cua txias), siv qis dua cua txias)

Xwm txheej: Ua si kho cov txheej txheem me me (cov neeg zov me nyuam (cov neeg tiv thaiv, kev sib txuas lus no) hauv cov cheeb tsam frigid.

Cov Cai Tseem Ceeb: Siv E5015-G / E5016-g electrodes (qhuav ntawm 350-400 ° C), Preheat 100-150 ° C (150 daim hlau), tswjfc luv.

2. Roj hlau vuam (GMaw, MIG VUAM)

Qhov Zoo: High efficiency (Nruam Cov Hlau Pub Dawb), Xws Li Kev Siv Hluav Taws Xob Tshav Kub, Argon} Rich Rich (80}}

Xwm txheej: Batch ntau lawm ntawm nyias - nruab nrab (paib thav ntawv, purlins) lossis kev cob qhia ua ntej.

Cov Cai Tseem Ceeb: Siv er50-g / er50ni1 xaim xaim, cov cua sov block (yog<0°C), control heat input 20–35kJ/cm, use windscreen outdoors.

3. Submerged Arc Vuam (pom)

Qhov Zoo: HIGHERITION PERTIONS tus nqi tuab (≥20mm), flux cais arc (impurities), qeeb cua txias txo cov taub hau daj brittleness.

Xwm txheej: Cov neeg hauv cov txheej txheem tuab (Choje nqaj, cov xa hluav taws xob ntxiv) hauv thaj chaw txias.

Cov Cai Tseem Ceeb: Phim sj101g / sj102 flux nrog h08mn2nimoa hlau (preheat flux 250-300 ° C), tswj hwm interpass 150-200 ° C.

4. Roj Tungsten Arc Vuam (GTAW, Tig Vuam)

Qhov Zoo: Precise Kev tswj cua sov (tsawg heev Haz), Ultra-} Cov paib Hydrogen, zoo tagnrho rau cov nplooj zeeg nyias (3-10mm) lossis tseem ceeb hauv paus hla.

Xwm txheej: Nyias {-}} lub teeb ci (teeb pom kev zoo) lossis siab} Cov kabmob tiv thaiv cov keeb kwm (dej tank nozzles).

Cov Cai Tseem Ceeb: Siv 99.99% ar (thaub qab roj rau cov hauv paus hniav), Preheat 80-150 ° C, siv dej {{txias taws teeb.

Zam: oxy - acetylene vuam (ntau dhau tshav kub) thiab tus kheej {1} {1} {1} {1} {1} hydrogen / tsis ruaj khov arc).

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