Ƙaramin Walda na Karfe
J557
GB/T E5515-G
AWS E8015-G
Bayani: J557 ƙaramin ƙarfe ne mai ƙarancin ƙarfe mai rufin hydrogen sodium. Yi amfani da DCEP (mai nuna wutar lantarki kai tsaye), kuma ana iya haɗa shi a kowane matsayi.
Aikace-aikace: Ana amfani da shi don walda ƙarfe mai matsakaicin carbon da tsarin ƙarfe mai ƙarancin ƙarfe kamar Q390.
Sinadarin sinadarai na ƙarfen walda(%):
| C | Mn | Si | S | P |
| ≤0.12 | ≥1.00 | 0.30 ~ 0.70 | ≤0.035 | ≤0.035 |
Kayan aikin injiniya na ƙarfe na walda:
| Gwaji abu | Ƙarfin tauri Mpa | Ƙarfin bayarwa Mpa | Ƙarawa % | Ƙimar tasiri (J) | |
| -20℃ | -30℃ | ||||
| An Garanti | ≥540 | ≥440 | ≥17 | — | ≥27 |
Yaɗuwar sinadarin hydrogen a cikin ƙarfe da aka ajiye: ≤6.0mL/100g (hanyar glycerin)
Duba X-ray: I maki
Shawarar da ake bayarwa:
| (mm) Diamita na sanda | 2.5 | 3.2 | 4.0 | 5.0 |
| (A) Walda na Wuta | 60 ~ 90 | 80 ~ 110 | 130 ~ 170 | 160 ~ 200 |
Sanarwa:
1. Dole ne a gasa wutar lantarki na tsawon awa 1 a kusan 350℃ kafin a fara aikin walda;
2. Yana da mahimmanci a tsaftace tsatsa, ma'aunin mai, ruwa, da ƙazanta a kan sassan walda kafin walda;
3. Yi amfani da aikin gajeriyar baka lokacin walda. Hanyar walda mai kunkuntar ta dace.
An kafa Wenzhou Tianyu Electronic Co., Ltd. a shekara ta 2000. Mun kasance muna ƙerana'urar waldas, sandunan walda, da kuma kayan aikin walda na tsawon shekaru sama da 20.
Manyan kayayyakinmu sun haɗa da bakin ƙarfena'urar waldas, na'urorin walda na ƙarfe na carbon,ƙananan na'urorin walda na ƙarfe, na'urorin walda da ke saman bene, na'urorin walda na nickel & cobalt, na'urorin walda masu laushi da ƙarancin ƙarfe, na'urorin walda na bakin ƙarfe, na'urorin walda masu kariyar iskar gas, na'urorin walda na aluminum, na'urorin walda na arc da ke ƙarƙashin ruwa, na'urorin walda na nickel & cobalt, na'urorin walda na tagulla, na'urorin walda na TIG & MIG, na'urorin lantarki na tungsten, na'urorin walda na carbon, da sauran kayan haɗin walda da abubuwan amfani.






