
Nnukwu gasket gbara ojii dị elu bụ gasket nke na-etolite ihe nkiri ojii Fe₃O₄ oxide n'elu igwe alloy site na oxidation kemịkalụ (ọgwụgwọ blackening), na ọkpụrụkpụ ihe nkiri nke ihe dịka 0.5-1.5μm. Ya isi ihe na-abụkarị 65 manganese ígwè ma ọ bụ 42CrMo alloy ígwè, na mgbe quenching + tempering ọgwụgwọ, ike ike iru HRC35-45.
Nnukwu gasket gbara ojii dị elu bụ gasket nke na-etolite ihe nkiri ojii Fe₃O₄ oxide n'elu igwe alloy site na oxidation kemịkalụ (ọgwụgwọ blackening), na ọkpụrụkpụ ihe nkiri nke ihe dịka 0.5-1.5μm. Ya isi ihe na-abụkarị 65 manganese ígwè ma ọ bụ 42CrMo alloy ígwè, na mgbe quenching + tempering ọgwụgwọ, ike ike iru HRC35-45.
Ihe:
65 manganese ígwè (ezigbo elasticity, eji maka mmiri gaskets);
42CrMo alloy ígwè (ike dị elu, ejiri maka gaskets dị larịị).
Atụmatụ:
Njirimara igwe dị elu: ike ike ≥1000MPa, dabara adaba maka ọnọdụ dị elu;
Nnukwu okpomọkụ na-eguzogide: ihe nkiri oxide kwụsiri ike n'okpuru 200 ℃, nke dị mma karịa oyi akwa galvanized;
Ọ dịghị ihe ize ndụ nke hydrogen embrittlement: kemịkalụ oxidation usoro na-ezere electroplating hydrogen embrittlement, adabara maka nkenke ngwa.
Ọrụ:
Nagide ịma jijiji ugboro ugboro ma ọ bụ mmetụta dị elu iji gbochie bolts ịtọpụ;
Nọgide na-arụ ọrụ kwụsiri ike na gburugburu ebe okpomọkụ dị elu (dịka njikọ ngọngọ nke engine cylinder).
Ọnọdụ:
Injin ụgbọ ala (ụbọchi isi cylinder), igwe na-egwuputa ihe (njikọ crusher), akụrụngwa ikuku (flange spindle).
Nwụnye:
Mgbe ejiri ya na bolts dị elu, gbasie ike dịka ọnụọgụ ọnụọgụ (dị ka 0.11-0.15);
Hichaa mmanụ dị n'elu tupu echichi iji hụ na ihe nkiri oxide na-ejikọta ya na mkpụrụ.
Nlekọta:
Na-elele mgbe niile iguzosi ike n'ezi ihe nke ihe nkiri oxide, na akụkụ ndị mebiri emebi kwesịrị ka agbaji ọzọ;
Zere imikpu ogologo oge na electrolyte iji gbochie ihe nkiri oxide mebiri emebi.
Họrọ ihe dị ka ibu: 65 manganese ígwè kwesịrị ekwesị maka ihe na-agbanwe agbanwe, 42CrMo dabara maka nnukwu ibu dị elu;
Na elu-okpomọkụ ndapụta (> 300 ℃), seramiiki mkpuchi ma ọ bụ igwe anaghị agba nchara gaskets mkpa ka a ga-eji kama.
| Ụdị | Akpa galvanized eletrọnịkị | gasket galvanized agba | gasket gbara oji dị elu |
| Uru isi | Ọnụ ala dị ala, ike ntụgharị | Nnukwu nguzogide corrosion, njirimara agba | Ike dị elu, oke okpomọkụ na-eguzogide |
| Nnwale ịgba nnu | 24-72 awa na-enweghị ọcha ajari | 72-120 awa na-enweghị ọcha ajari | awa 48 na-enweghị nchara uhie |
| Ọnọdụ okpomọkụ dị | -20 ℃ ~ 80 ℃ | -20 ℃ ~ 100 ℃ | -40 ℃ ~ 200 ℃ |
| Ihe ndapụta a na-ahụkarị | Igwe nkịtị, gburugburu ime ụlọ | Akụrụngwa dị n'èzí, ebe iru mmiri | Injin, akụrụngwa ịma jijiji |
| Nchekwa gburugburu ebe obibi | Usoro enweghị Cyanide na-akwado RoHS | Chromium hexavalent ga-agbasorịrị REACH, chromium trivalent bụ enyi na gburugburu ebe obibi | Ọ dịghị arọ metal mmetọ |
Mkpa akụ na ụba: Electroprated galvanized gaskets, dabara maka ọnọdụ ụlọ ọrụ nkịtị;
Mpaghara corrosion dị elu: Acha galvanized gaskets, na-ebute ụzọ maka passivation na-enweghị chromium;
Ọnọdụ dị elu/oke okpomọkụ: gaskets gbara ojii dị elu, ọkwa ike bolt dabara (dị ka 42CrMo maka bolts 10.9 grade bolts gasket).