Nkọwa AWS:AWS A5.13/AME A5.13 ECoCr-C
Ngwa:
Mkpuchi siri ike nke isi valvụ, mgbanaka akara nke mgbapụta nrụgide dị elu na akụkụ nke ndị na-akụpịa ihe.
Nkọwa:
COBALTHARD 1FC kpuchiri electrode bụ alloy ọkọlọtọ siri ike kachasị elu n'ime otu cobalt alloys ejiri maka akwa abrasive okpomọkụ jikọtara ya na corrosion.Nkwụnye ego nke alloy a nwere nnukwu olu nke chromium carbide na-emetụta nguzogide abrasive pụtara ìhè.Mgbakwunye nke tungsten na-eme ka ike ike dị elu na matriks siri ike maka ezigbo nrapado na ihe siri ike na-emebi emebi na-eyi nguzogide.Ọ na-ejikọta nke ọma na nchara niile, gụnyere igwe anaghị agba nchara.
IHE MERE NA OKWU:
Kpoo ọkụ na 300ºC na karịa n'ozuzu.Jiri PHILARC okpomọkụ na-egosi osisi ma ọ bụ PHILARC interpass okpomọkụ nlele iji chọpụta ma a na-enweta okpomọkụ kwesịrị ekwesị tupu ịgbado ọkụ.Maka nkọwa ndị ọzọ hụ PHILARC Chart 4 Nzọụkwụ dị mfe maka ịgbado ọkụ.
Ọ dị irè iji kpoo ọkụ na 600ºC yana iji mee ka ọ dị jụụ mgbe ịgbado ọkụ ga-egbochi mgbawa.
Kpochapụ electrodes na 150-200ºC maka nkeji 30-60 tupu eji ya.Jiri PHILARC obere igwe nkụ nkụ.
Isi ike nke nkwụnye ego ígwè welded: 50 - 56 HRC (520-620 Hv)
NKWUKWU kemịkal nke igwe welded (%):
| C | Si | Mn | Cr | W | Co |
| 2.15 | 0.47 | 1.03 | 31.25 | 12.72 | Bal |
Nha dị ugbu a na akwadoro (DC +):
| Nha (dia.mm) | 3.2 | 4.0 | 5.0 |
| Ogologo (mm) | 350 | 350 | 350 |
| Oke dị ugbu a (Amp) | 90-120 | 110-150 | 140-180
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