Ihe eji eme ihe di nkpa bu ihe di nkpa nke valv. Kedu ihe bụ akara valvụ? Anyị maara na valv akara na-ekewa ụzọ abụọ: Metal na nke na-abụghị ọla. Ihe ndị a bụ okwu mmalite nke iji ọnọdụ ihe dị iche iche aka, yana ụdị valvụ a na-ejikarị.
1. Synthetik rọn
Njirimara nke rothoutik rot dị ka iguzogide mmanụ, nguzogide okpomọkụ na nguzogide iguzogide dị mma karịa nke roba eke. N'ozuzu, iji okpomoku nke rọba sịntetik bụ, na okpomọkụ nke roba eke bụ t560 ℃Rọt roba na-anọ ọdụ, diaphragm valt,rubber anọdụ ala, rUBber oche Swing Swing Valvụ (Lelee valfs), tuo vaves na valves ndị ọzọ na mmụba elu pn5mpa.
2. Nylon
Nylon nwere njirimara nke obere esemokwu na-eguzogide nguzogide. A na-ejikarị ihe nyịn na valves na-acha odo odo na-acha odo odo na-enwu enwu.
3. PTFE
A na-ejikarị PTFEvalves ọnụ, Ball valves, wdg.
4. Ihe mbu
A na-eji Izu zuru okevalve, Globe valv, wdg vagve, wdg maka okpomoku t5100 ℃, nsí elu pn≤1.6MPa, gas na mmanụ.
5. Babbit alloy
A na-eji alloy alloam maka valnoria Glonona Valvụ na-enwe okpomọkụ T-70 ~ 150 ℃ na nrụgide PN PN52.5MPA.
6.. Ọla kọpa ọla kọpa
Ihe ndị a na-ahụkarị maka alper alloys bụ 6-6-3 tin ọla na 58-2-2 ọla kọpa. Coloy Alloy nwere ezigbo iyi na-eyi eguzogide na uzuoku na uzuoku na-enwe okpomọkụ t5200 ℃ na nrụgide PN51.6MPA. A na-ejikarị yavalves ọnụ, vabe vanara,Lelee valfs, plug valves, wdg.
7. Chrom igwe anaghị agba nchara
Ihe a na-ejikarị akara ugo nke chromium na-enweghị igwe bụ 2cr13 na 3cr13, nke a kwụsịrị na iwe, nweekwa nguzogide na nguzogide. A na-ejikarị ya na valves maka mgbasa ozi dị ka mmiri, uzuoku na mmanụ nwere okpomọkụ t5450 ℃ na nbuli elu pn≤32mpa.
8. Chrimium-Nickel-Titanium anaghị agba nchara
Ihe a na-ejikarị chromium-nickel-titanium nchara bụ 1cr1ti9ti, nke nwere nguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide na iguzogide ya. Ọ dị mma maka uzuoku, nitric acid na mgbasa ozi ndị ọzọ nwere okpomọkụ t5600 ℃ na usoro mmụba PN56.4MPA, nke eji Globe Valvụ, bọọlụ, wdg.
9.. Nchara nchara
Ihe a na-ejikarị na-eji nchara nchara bụ 38crmoala, nke nwere ezigbo nguzogide na-eguzogide na-eguzogide mgbe ọgwụgwọ katagodi. A na-ejikarị ya na valte ọnụ ụzọ dị elu na-enwe okpomọkụ w5540 ℃ na usoro nrụgide PN510MPA.
10. IGBO
Bonination na-eme ka akàpụta ahụ ozugbo site na ihe anụ ahụ valve ma ọ bụ ahụ diski ma ọ bụ ahụ diski ahụ, wee buru ọgwụgwọ dị elu, elu akara nwere ezigbo iyi na-eyi egwu. Ejiri ya na ọdụ ụgbọ ala na-agagharị valvụ.
Oge post: Jun-10-2022
