Elu àgwà Wuxi na nkume igwe nri mbupụ sus 304 igwe anaghị agba nchara efere

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Kedu ihe dị iche na 304 na 316 igwe anaghị agba nchara:

304 igwe anaghị agba nchara bụ eguzogide corrosion site na igirigi ibu sulphuric acid, phosphoric acid, formic acid, urea, wdg, na adabara general mmiri, akara gas, mmanya, mmiri ara ehi, CIP ihicha ọmụmụ na ndị ọzọ n'oge na ala corrosiveness ma ọ bụ enweghị kọntaktị na ihe. 316L nchara ígwè agbakwunyela ihe molybdenum na ndabere nke 304, nke nwere ike meziwanye nguzogide ya na mmebi nke ikuku na nrụgide nke oxide ma belata nchekasị nke ikpo ọkụ n'oge ịgbado ọkụ. O nwekwara ezigbo nguzogide mmebi nke chloride. A na-ejikarị ya eme ihe na mmiri dị ọcha, mmiri distilled, ọgwụ, sauces, mmanya na oge ndị ọzọ nwere nnukwu ịdị ọcha na mkpa mgbasa ozi siri ike. Ọnụahịa nke 316L fọrọ nke nta ka ọ bụrụ okpukpu abụọ nke 304. Njirimara igwe nke 304 dị mma karịa nke 316L. N'ihi nkwụsị nke corrosion na nguzogide okpomọkụ nke 304 na 316, a na-ejikarị ha eme ihe dị ka igwe na-eguzogide okpomọkụ. Ike na ekwe ekwe nke 304 na 316 yiri. Ihe dị iche n’etiti ha abụọ bụ na nkwụsị nke corrosion nke 316 dị mma karịa nke 304. Ihe dị mkpa karị bụ na molybdenum metal na-agbakwunye na 316, nke na-eme ka mgbochi ọkụ dịkwuo mma.


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Ngwaahịa

SUS 304 stainless steel sheet-02 SUS 304 stainless steel sheet-01

Kedu ihe dị iche na 304 na 316 igwe anaghị agba nchara:

304 igwe anaghị agba nchara bụ eguzogide corrosion site na igirigi ibu sulphuric acid, phosphoric acid, formic acid, urea, wdg, na adabara general mmiri, akara gas, mmanya, mmiri ara ehi, CIP ihicha ọmụmụ na ndị ọzọ n'oge na ala corrosiveness ma ọ bụ enweghị kọntaktị na ihe. 316L nchara ígwè agbakwunyela ihe molybdenum na ndabere nke 304, nke nwere ike meziwanye nguzogide ya na mmebi nke ikuku na nrụgide nke oxide ma belata nchekasị nke ikpo ọkụ n'oge ịgbado ọkụ. O nwekwara ezigbo nguzogide mmebi nke chloride. A na-ejikarị ya eme ihe na mmiri dị ọcha, mmiri distilled, ọgwụ, sauces, mmanya na oge ndị ọzọ nwere nnukwu ịdị ọcha na mkpa mgbasa ozi siri ike. Ọnụahịa nke 316L fọrọ nke nta ka ọ bụrụ okpukpu abụọ nke 304. Njirimara igwe nke 304 dị mma karịa nke 316L. N'ihi nkwụsị nke corrosion na nguzogide okpomọkụ nke 304 na 316, a na-ejikarị ha eme ihe dị ka igwe na-eguzogide okpomọkụ. Ike na ekwe ekwe nke 304 na 316 yiri. Ihe dị iche n’etiti ha abụọ bụ na nkwụsị nke corrosion nke 316 dị mma karịa nke 304. Ihe dị mkpa karị bụ na molybdenum metal na-agbakwunye na 316, nke na-eme ka mgbochi ọkụ dịkwuo mma.

Atụmatụ na ojiji bara uru-304 igwe anaghị agba nchara :

Njirimara nke 321 nchara nchara-iji na njedebe (450 ℃ ~ 850 ℃) -Onye na-ekpo ọkụ ọkụ ọkụ, ọkpọkọ, nkwonkwo mgbatị na ịgbado ọkụ ndị ọzọ, akụkụ / akụrụngwa na-enweghị ike ikpo ọkụ mgbe mgbakọ nzukọ Chemical mejupụtara: (unit: wt%)

Nkọwapụta C Si Mn PS Cr Ni Ndị Ọzọ Ydị 321 ≤0.08 ≤1.00 ≤2.00 ≤0.045 ≤0.030 17.00 ~

9.00 9.00 ~ 13.00 Ti: ≥ 5 × C%

Njirimara igwe: Nkọwapụta YS (Mpa) TS (Mpa) EL (%) Hv Ydị 321 ≥205 ≥520 ≥40 ≤200

 


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