Flangesbụ akụkụ dị ka diski a na-ejikarị na ọkpọkọ.Flangesa na-eji ụzọ abụọ na nha nhaflangesna valves.Na pipeline engineering,flangesa na-ejikarị eme ihe maka njikọ nke pipelines.Na mkpa iji jikọọ pipeline, ụdị ọ bụla nke ntinye nke flange, obere nrụgide nwere ike iji wayaflange, ojiji nke welding flange karịa 4 kilogram nke nrụgide.Tinye gasket mkpuchi n'etiti abụọflanges, wee mechie ya na bolt.Flangesna nrụgide dị iche iche nwere ọkpụrụkpụ dị iche iche ma jiri bolts dị iche iche.

E jiri ya tụnyere carbon steel, igwe anaghị agba nchara nwere njirimara ndị a:
1) elu eletriki adịghị mma ọnụego, banyere 5 ugboro nke carbon ígwè.
2) Nnukwu ọnụọgụ mgbasawanye linear, 40% buru ibu karịa ígwè carbon, yana mmụba nke okpomọkụ, ọnụọgụ mgbasawanye linear nke uru na-abawanye kwa ya.
3) Obere conductivity thermal, ihe dị ka 1/3 nke ígwè carbon.
Mara:
1. Iji gbochie corrosion dị n'etiti anya n'ihi ikpo ọkụ nke mkpuchi flange, ịgbado ọkụ ugbu a ekwesịghị ịdị ukwuu, ihe dịka 20% na-erughị carbon ígwè electrode, arc ekwesịghị ịdị ogologo oge, ngwa ngwa jụrụ oyi. n'etiti n'ígwé, na warara weld bead kwesịrị ekwesị.
2. a ga-edebe electrode akọrọ mgbe ejiri ya, titanium calcium ụdị kwesịrị akpọnwụ 150 ℃ maka 1 hour, ala A hydrogen ụdị kwesịrị akpọnwụwo site 200-250 ℃ maka 1 hour (ọ bụghị ugboro ugboro ihicha, ma ọ bụghị na mkpuchi dị mfe. mgbawa na flake), iji gbochie electrode mkpuchi mkpisi mmanụ na ndị ọzọ unyi, ka ọ ghara ime ka carbon ọdịnaya nke ịgbado ọkụ onuete na-emetụta àgwà nke ịgbado ọkụ akụkụ.

3.flangeọkpọkọ ịgbado ọkụ, site na kpo oku carbide ugboro ugboro, belata corrosion iguzogide na n'ibu Njirimara.
4. chromeflangeakwa akwa mgbe ịgbado ọkụ hardening American ọkọlọtọ flange bụ nnukwu, mfe ịgbawa.Ọ bụrụ na otu ụdị chromium igwe anaghị agba nchara electrode (G202, G207) ịgbado ọkụ, ga-rụrụ n'elu 300 ℃ preheating na banyere 700 ℃ mgbe ịgbado ọkụ ngwa jụrụ ọgwụgwọ.Ọ bụrụ na enweghị ike ịgwọ welding mgbe ịgbado ọkụ, flanged ọkpọkọ electrode (A107, A207) ga-eji.
5.flange, iji meziwanye nguzogide corrosion na weldability ma mee ka ihe kwesịrị ekwesị nke nkwụsi ike nke Ti, Nb, Mo, wdg, weldability dị mma karịa flange chrome.Mgbe ị na-eji otu ụdị chromium flange electrode (G302, G307), ọ ga-preheated n'elu 200 ℃ na tempered mgbe ịgbado ọkụ na banyere 800 ℃.Ọ bụrụ na welded enweghị ike ikpo ọkụ na-emeso, flanged ọkpọkọ ịgbado ọkụ electrode (A107, A207) kwesịrị iji.
6.Akụkpọ ọkụọkpọkọ ọkpọkọ, bọtịnụ ịgbado ọkụflangeelectrode nwere ezigbo nguzogide corrosion na oxidation resistance, nke a na-ejikarị eme ihe na kemịkalụ, kemịkalụ fatịlaịza, mmanụ ala, n'ichepụta igwe ọgwụ.