Low Alloy Karfe Welding Electrode
J557
GB/T E5515-G
AWS E8015-G
Description: J557 ne a low gami karfe lantarki da low hydrogen sodium shafi.Yi amfani da DCEP (tabbataccen lantarki na yanzu kai tsaye), kuma ana iya walda shi a duk wurare.
Aikace-aikacen: Ana amfani da shi don walƙiya matsakaicin ƙarfe na ƙarfe da ƙananan ƙirar ƙarfe kamar Q390.
Abubuwan sinadaran na weld karfe(%):
C | Mn | Si | S | P |
≤0.12 | ≥1.00 | 0.30 ~ 0.70 | ≤0.035 | ≤0.035 |
Abubuwan kayan aikin walda:
Gwaji abu | Ƙarfin ƙarfi Mpa | Ƙarfin bayarwa Mpa | Tsawaitawa % | Ƙimar tasiri (J) | |
-20 ℃ | -30 ℃ | ||||
Garanti | ≥540 | ≥440 | ≥17 | - | ≥27 |
Yadawa hydrogen abun ciki na ajiyar karfe: ≤6.0ml/100g (hanyar glycerin)
Duban X-ray: I grade
Shawarwari na yanzu:
(mm) da Diamita na sanda | 2.5 | 3.2 | 4.0 | 5.0 |
(A) Welding Current | 60 ~ 90 | 80 ~ 110 | 130 ~ 170 | 160 ~ 200 |
Sanarwa:
1. Dole ne a gasa wutar lantarki don 1 hour a kusa da 350 ℃ kafin aikin walda;
2. Yana da mahimmanci don tsaftace tsatsa, sikelin mai, ruwa, da ƙazanta akan sassan walda kafin walda;
3. Yi amfani da gajeriyar aikin baka lokacin walda.kunkuntar waƙar walda ta dace.
Wenzhou Tianyu Electronic Co., Ltd. da aka kafa a 2000. Mun aka tsunduma a cikin masana'antu nawalda lantarkis, sandunan walda, da kuma abubuwan amfani da walda fiye da shekaru 20.
Babban samfuranmu sun haɗa da na'urorin walda na bakin karfe, na'urorin walda na carbon karfe,low gami waldi lantarki, Surfacing waldi electrodes, nickel & cobalt gami waldi lantarki, m karfe & low gami waldi wayoyi, bakin karfe walda wayoyi, gas-garkuwar juyi cored wayoyi, aluminum walda wayoyi, submerged baka waldi.wayoyi, nickel & cobalt alloy walda wayoyi, tagulla walda wayoyi, TIG & MIG walda wayoyi, tungsten electrodes, carbon gouging lantarki, da sauran walda na'urorin & consumables.