420 SS(Stainless Steel) uea hoʻoheheʻe wela he mea kiʻekiʻe kiʻekiʻe i hoʻolālā ʻia no nā noi hoʻoheheʻe arc. ʻIke ʻia no kona pale ʻana i ka corrosion maikaʻi loa, ka paʻakikī kiʻekiʻe, a me ke kūpaʻa ʻaʻahu maikaʻi, ʻo 420 SS kahi kila kila martensitic e hāʻawi i ka pale ʻana i ka ʻili. Hoʻohana pinepine ʻia kēia uea i nā ʻoihana e like me ka petrochemical, ka mana hana, ka automotive, a me ke kai e hoʻonui ai i ka lōʻihi a me ke ola o nā mea koʻikoʻi. ʻO ka 420 SS thermal spray uea he mea kūpono ia no nā noi e koi ana i kahi uhi paʻa paʻa me ka pale ʻana i ka corrosion haʻahaʻa.
He mea koʻikoʻi ka hoʻomākaukau ʻana i ka ʻili no ka loaʻa ʻana o nā hopena maikaʻi loa me ka 420 SS thermal spray wire. Pono e hoʻomaʻemaʻe ʻia ka ʻili e uhi ʻia e wehe i nā mea haumia e like me ka momona, ka aila, ka lepo, a me nā oxides. Manaʻo ʻia ka hoʻoheheʻe ʻana me ka alumini oxide a i ʻole ka carbide silicon e hoʻokō i ka ʻili o 50-75 microns. Hoʻonui ka ʻili maʻemaʻe a paʻakikī i ka hoʻopili ʻana o ka uhi ʻana i ka wela, e alakaʻi ana i ka hoʻomaikaʻi ʻana i ka hana a me ka lōʻihi.
| ʻElemu | Huina (%) |
|---|---|
| Kalapona (C) | 0.15 – 0.40 |
| Chromium (Cr) | 12.0 – 14.0 |
| Manganese (Mn) | 1.0 ka nui |
| Silika (Si) | 1.0 ka nui |
| ʻOka (P) | 0.04 ka nui |
| Sulfur (S) | 0.03 ka nui |
| Hao (Fe) | Kaulike |
| Waiwai | Waiwai maʻamau |
|---|---|
| ʻO ka mānoanoa | 7.75 g/cm³ |
| Lae hehee | 1450°C |
| ʻoʻoleʻa | 50-58 HRC |
| Paʻa Paʻa | 55 MPa (8000 psi) |
| Kū'ē'Okida | Maikaʻi loa |
| ʻO ka hoʻoili wela | 24 W/m·K |
| Palena Manoanoa | 0.1 – 2.0 mm |
| Porosity | < 3% |
| ʻAʻahu Kūʻē | Kiʻekiʻe |
He hopena maikaʻi loa ka 420 SS no ka hoʻonui ʻana i nā waiwai o ka ʻili o nā ʻāpana i ʻike ʻia i ka ʻaʻahu a me ka corrosion haʻahaʻa. ʻO kona paʻakikī kiʻekiʻe a me ke kūpaʻa ʻaʻahu maikaʻi e kūpono ia no nā noi e koi ana i kahi uhi paʻa a lōʻihi. Ma ka hoʻohana ʻana i ka 420 SS thermal spray wire, hiki i nā ʻoihana ke hoʻomaikaʻi nui i ke ola lawelawe a me ka hilinaʻi o kā lākou lako a me nā ʻāpana.
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