Nkọwa ngwaahịa
A na-eji aka uwe valvụ stelite alloy eme ihe n'ebe a na-egwupụta mmanụ ala. Ebe a na-arụ ọrụ na ọnọdụ nke ụlọ ọrụ na-egwupụta mmanụ ụgbọala dị oke njọ. Kpọmkwem, mmiri, gas dị iche iche, wax, ájá na ihe ndị ọzọ na-emebi emebi na-anọkarị n'olulu mmiri na-emepụta ájá, olulu mmanụ dị arọ na olulu mmiri na-egbochi condensate gas. A na-achọ nfuli olulu mmiri mmanụ iji wepụ mmanụ site na nhazi narị narị ma ọ bụ ọbụna ọtụtụ puku mita miri emi, nke na-etinye ihe ndị siri ike na akụrụngwa ha maka ịrụ ọrụ mkpuchi dị mma, na-eyi nguzogide na nguzogide corrosion. Akpụkpọ ụkwụ stelite alloy valvụ arụpụtara site na nkedo nkenke ikuku ikuku, nkedo nkenke na usoro ntụ ntụ nwere ike imezu ihe ndị a chọrọ ọrụ siri ike.
Mpaghara ngwa
A na-ejikarị aka uwe valvụ stelite alloy na valvụ dị ka valvụ bọọlụ, valvụ mgbapụta mmanụ nke ọma na valvụ mmiri.
Uru na Ọrụ
Ụlọ ọrụ anyị na-anakwere usoro nkedo nkenke na ntụ ntụ maka mmepụta nke ngwaahịa valvụ. Ngwaahịa ndị a na-egosipụta arụmọrụ kwụsiri ike yana ogologo ndụ ọrụ, nke na-enyere aka belata oge akụrụngwa yana ọnụ ahịa mmezi dị ala.
| Ọkwa | C | Mn | Cr | Ni | Mo | W | Fe | Co | Njupụta/g/cm3 | Isi ike/HRC |
| Stelite 1 | 2.0 ~ 2.8 | 1.0 | 29-33 | 3.0 | 1.0 | 11.0 ~ 14.0 | 3.0 | Bal. | 8.55 | 51–55 |
| Stelite 3 | 2.0 ~ 2.7 | 1.0 | 29-33 | 3.0 | 1.0 | 11.0 ~ 14.0 | 3.0 | Bal. | 8.55 | 51–55 |
| Stelite 4 | 0.8 ruo 2.7 | 1.0 | 28-32 | 3.0 | 1.5 | 12.5 ruo 15.5 | 3.0 | Bal. | 8.65 | 40–54 |
| Stelite 6 | 0.9-1.4 | 1.0 | 27-31 | 3.0 | 1.5 | 3.5-5.5 | 3.0 | Bal. | 8.30 | 38–44 |
| Stelite 6K | 1.4-1.9 | 1.0 | 27-31 | 3.0 | 1.5 | 3.5-5.5 | 3.0 | Bal. | 8.30 | 43–47 |
| Stelite 12 | 1.1-1.7 | 1.0 | 28-32 | 3.0 | – | 7.0-9.5 | 3.0 | Bal. | 8.40 | 44-49 |
| Stelite 19 | 1.5-2.1 | 1.0 | 29.5 ruo 32.5 | 3.0 | – | 9.5 ruo 11.5 | 3.0 | Bal. | 8.45 | 46–51 |
| Stelite 20 | 2.2-3.0 | – | 30–34 | 3.0 | 1.0 | 14-19 | 3.0 | Bal. | 8.70 | 56–60 |
| Stelite 21 | 0.2 ~ 0.3 | 1.0-2.0 | 26–28 | 3.0 | 5.0-6.0 | – | 2.5 | Bal. | 8.33 | 27-40 |
| Stelite 31 | 0.45 ~ 0.55 | 1.0 | 24.5 ~ 26.5 | 3.0 | 0.5 | 7.0-8.0 | 2.0 | Bal. | 8.60 | 30-35 |
| Stelite 694 | 0.8 ~ 1.2 | – | 26.5-29.5 | 3.0 | – | 18.0 ~ 20.0 | 3.0 | Bal. | 8.7 | 47–51 |
