Martensitic igwe anaghị agba nchara piston cylinder nhazi

2025-11-16

Ihe onwunwe

1.4112 (S46990, S44003, sus440b, X90CrMoV18)

chemical mejupụtara

C: 0.85 ~ 0.95%; Si: ≤1.0%; Nna: ≤1.0%; P: ≤0.04%; S: ≤0.015%; Kr: 17 ~ 19%; Mo: 0.9～1.3%; V: 0.07 ~ 0.12 %; Fe: itule

Njirimara ihe onwunwe

Njupụta: 7.7g/cm³; ike ntachi obi: 590MPa; mkpụrụ ike: 245MPa; elongation: 15%; isi ike HBW: 269; ike imenyụ na iwe ọkụ: 55HRC.

Omume igwe

1.4112 bụ igwe anaghị agba nchara carbon martensitic. Ihe ndị mejupụtara ya na-agụnye ike, ike, ike, wdg N'ihi nnukwu carbon na chromium ọdịnaya, ụdị ígwè a nwere ike dị elu na ike siri ike ma nwee ike iguzogide nrụgide na iyi. N'otu oge ahụ, n'ihi ịdị mma ya dị mma, ụdị ígwè a adịghị mfe ịkwanye ma nwee ike iji ya na gburugburu ebe dị mgbagwoju anya. Na-eguzogide corrosion sitere na ikuku dị nro, uzuoku mmiri dị ọhụrụ, amonia, ọtụtụ ngwaahịa mmanụ ala na ihe ndị dị ndụ, yana ụdị gburugburu acid na-adịghị ike. Okpomọkụ annealing dị ntakịrị, na ike siri ike mgbe emenyụchara dị elu. Isi ike na-erukarị HRC56-58. Ọ nwere ezigbo nguzogide corrosion (magnetic) na ike siri ike.

Mpaghara ngwa

N'ihi na 1.4112 igwe anaghị agba nchara nwere magburu onwe corrosion eguzogide na n'ibu Njirimara, ọ na-ọtụtụ ebe na mmanụ ụgbọala, chemical ụlọ ọrụ, mmiri engineering, ụgbọ ala, nri na ndị ọzọ ubi. N'ime ụlọ ọrụ mmanụ ala na kemịkalụ, n'ihi nkwụsi ike ya dị mma, a na-eji ya na-emepụta reactors, pipeline na akụrụngwa ndị ọzọ. N'ihe gbasara injinia mmiri, a na-eji ya arụpụta akụkụ ndị bụ isi nke ụgbọ mmiri na ikpo okwu dị n'ụsọ mmiri. N'ebe a na-emepụta ụgbọala, a na-eji ya emepụta ihe ndị dị ka usoro ikpochapu na ngwa ngwa. N'ubi nri, a na-eji ya na-emepụta akụrụngwa kichin na akụrụngwa na-edozi nri n'ihi ezigbo ịdị ọcha ya.

Usoro arụmọrụ

Njirimara usoro nke 1.4112 igwe anaghị agba nchara na-agụnye ịgbado ọkụ, ọgwụgwọ okpomọkụ na nhazi nhazi. Ụdị ígwè a na-arụ ọrụ ịgbado ọkụ dị mma ma nwee ike iji ụzọ ịgbado ọkụ dị iche iche welded. Ọgwụgwọ okpomọkụ nwere ike imeziwanye akụrụngwa ya na nguzogide corrosion, mana ọ dị mkpa ka a kpachapụ anya iji gbochie mgbawa ma ọ bụ nrụrụ site na ikpo oke ọkụ ma ọ bụ ajụ oyi. Ọ nwere arụmọrụ nhazi dị mma ma nwee ike iji ya mee ihe maka ntụgharị, igwe igwe, ịkụ ala, ịkụ aka na ọrụ nhazi ndị ọzọ. Ọdịmma ya bụ na ọ na-arapara n'ahụ ma na-ekpo ọkụ ngwa ngwa, ma ọ dị mfe ájá karịa carbon ígwè ọ bụla na ọ dị mfe iji mkpịsị aka bee.

Achọrọ nhazi akụkụ

Izizi nhazi kachasị elu bụ 0.03mm, ire ụtọ kachasị elu bụ Rz1um, na ntinye nke okirikiri okirikiri niile dị n'ime 0.03mm.

Nhazi

Nkedo: iji ọkara okpomọkụ wax furu efu nkedo nkenke.

Martensitic igwe anaghị agba nchara piston cylinder nhazi3

Martensitic igwe anaghị agba nchara piston cylinder nhazi4

Ịrụ igwe: Lathe na-ejide otu nsọtụ nke mwekota ahụ, na-arụkọ ọrụ na etiti etiti, na-ahazi okirikiri mpụta dị ka nkọwa ziri ezi, wee hazie oghere dị n'ime, na-eme ntụgharị siri ike na ntụgharị dị mma iji hazie ihe dị n'ime na mpụta, ma mechaa tụgharịa okirikiri na njedebe ihu nke nsọtụ abụọ ahụ.

Martensitic igwe anaghị agba nchara piston cylinder nhazi5

Martensitic igwe anaghị agba nchara piston cylinder nhazi6

Usoro nhazi zuru ezu

Martensitic igwe anaghị agba nchara piston cylinder nhazi111 (7)

1.Jide oghere dị n'ime n'akụkụ abụọ. Rough Machining abụọ n'akụkụ (Size10,15,16,20,27,28,30,35,36,37,38) na dum si elu;

Martensitic igwe anaghị agba nchara piston cylinder nhazi111 (1)

2.Clamp n'akụkụ aka ekpe, ma jide OD elu. Machining n'akụkụ aka nri na n'ime oghere. Oke machining siri ike NO.27---45. Mechaa nha igwe NO.72;

Martensitic igwe anaghị agba nchara piston cylinder nhazi111 (2)

3.Clamp n'akụkụ aka nri, ma jide OD elu, Rough machining n'akụkụ aka ekpe, Rough machining size NO.9,10,11,12,13,14,15,16,20,21and 57-64;

Martensitic igwe anaghị agba nchara piston cylinder nhazi 111 (3)

4.Jide n'ime oghere site n'akụkụ aka nri,Ọ bụ isi A. Jide akụkụ ahụ site na oghere aka ekpe. Mee machining ikpeazụ n'akụkụ abụọ. Nha igwe NO.9, 10-16,20,21. Na 23-45;