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Ụlọ > Ngwaahịa > Profaịlụ igwe > Ogwe okirikiri ígwè
25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ
25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ
25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ
25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ

25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ

25Cr2MoVA alloy steel bụ ụdị alloy steel.25Cr2MoVA nwere ike ịnye dị ka efere igwe / mpempe akwụkwọ, ogwe nchara gburugburu, tube steel / ọkpọkọ, eriri igwe, billet steel, ingot steel, mkpanaka waya igwe. electroslag, mgbanaka adịgboroja / ngọngọ, wdg
25Cr2MoVA na-ekpo ọkụ akpọrepu ígwè mpempe akwụkwọ ozi
① Ọnụọgụ abụọ ahụ na mmalite nke nọmba igwe na-egosi ọdịnaya carbon nke ígwè ahụ, gosipụtara na puku iri nke nkezi ọdịnaya carbon, dị ka 40Cr, 25Cr2MoVA alloy tube.
② A na-egosipụtakarị ihe ndị na-eme ka ihe ndị dị na ígwè, ma e wezụga maka ihe microalloying nke ọ bụla, na pasent ole na ole. Mgbe nkezi ihe alloy na-erughị 1.5%, n'ozuzu naanị akara mmewere ka egosipụtara na nọmba nchara, ma egosighi ọdịnaya ahụ. Otú ọ dị, n'ọnọdụ ndị pụrụ iche, ọ dị mfe ịkpata mgbagwoju anya, na ọnụ ọgụgụ "1" nwekwara ike ịka akara mgbe akara mmewere, dị ka nọmba ígwè "12CrMoV" na "12Cr1MoV", nke mbụ nwere ọdịnaya chromium nke 0.4-0.6. %, nke ikpeazụ nwere ọdịnaya chromium nke 0.9-1.2%, ndị ọzọ niile bụ otu. Mgbe nkezi ọdịnaya nke alloying ọcha bụ ≥1.5%, ≥2.5%, ≥3.5%..., ọdịnaya kwesịrị igosi mgbe akara mmewere, nke nwere ike ịkọwa dị ka 2, 3, 4 ... wdg. Dịka ọmụmaatụ. , 18Cr2Ni4WA.
③ Alloying ọcha dị ka vanadium V, titanium Ti, aluminum AL, boron B na obere ụwa RE na ígwè bụ niile microalloying ọcha. Ọ bụ ezie na ọdịnaya dị ntakịrị, a ka kwesịrị akara ha na nọmba ígwè. Dịka ọmụmaatụ, na ígwè 20MnVB. Vanadium bụ 0.07-0.12%, na boron bụ 0.001-0.005%.
④ Igwe nchara dị elu nke dị elu kwesịrị ịgbakwunye "A" na njedebe nke nọmba nchara iji mata ọdịiche dị na nchara dị elu n'ozuzu ya.
⑤ Ngwọta pụrụ iche alloy structural steel, a na-edobe nọmba nchara (ma ọ bụ suffix) na akara na-anọchite anya ebumnuche nke nchara. Ọmụmaatụ, 30CrMnSi ígwè pụrụ iche maka riveting kposara, a na-egosipụta nọmba nchara dị ka ML30CrMnSi.
Alloy pipes na ọkpọkọ enweghị nkebi na-ejikọta ma dị iche iche, na ekwesịghị inwe mgbagwoju anya.
A na-akọwa ọkpọkọ alloy site na ọkpọkọ ígwè dị ka ihe mmepụta (ya bụ, ihe), dị ka aha ahụ pụtara, bụ ọkpọkọ nke alloy; ebe a na-akọwa ọkpọkọ na-enweghị ntụpọ site na ígwè ígwè dị ka usoro mmepụta (na-enweghị ntụpọ na nke na-enweghị ntụpọ), ọdịiche dị na ọkpọkọ na-enweghị ntụpọ bụ ọkpọkọ ọkpọkọ, gụnyere ọkpọkọ welded ogologo na spiral pipes.
25Cr2MoVA ọkụ akpọrepu ígwè mpempe akwụkwọ Chemical mejupụtara
Ngwakọta kemịkalụ (%)
Ọkwa ígwè C Si Mn V Cr Mo
25Cr2MoVA 0.22~0.29 0.17~0.37 0.40~0.70 0.15~0.30 1.50~1.8 0.25~0.35

Ngwa igwe
Ike mpụta σs /MPa (>=) Ike tensile σb/MPa (>=) Ogologo oge
δ5/% (>=)
Mbelata
mpaghara ψ/% (>=)
≧785 ≧930 ≧14 ≧55

【Ọgwụgwọ okpomọkụ】
Igwe ọkụ na-ekpo ọkụ (℃): 900; coolant: mmanụ
Igwe ọkụ na-ekpo ọkụ (℃): 640; coolant: efu

Anyị nwere ike ịmepụta 25Cr2MoVA nwere nkọwa ndị a:

Ogwe okirikiri okirikiri: 1mm ruo 3000mm

Nchara n'ụdị square: 1mm ruo 2000mm

Efere ígwè: 0.1mm ka 2500mm

Obosara: 10mm ruo 2500mm

Ogologo: Anyị nwere ike ịnye ụgwọ ọnwa ọ bụla dabere na ihe onye ahịa chọrọ.

Na-akpụ akpụ: Ogwe ndị nwere akụkụ / ọkpọkọ/tube/slugs/donuts/cubes/ụdị ndị ọzọ

Tubing: OD: φ6-219 mm, nwere ọkpụrụkpụ mgbidi sitere na 1-35 mm.

Ọnọdụ ngwaahịa emechara: ịkpụ ọkụ na-ekpo ọkụ / na-ekpo ọkụ na-agbagharị agbagharị+ na-eme ka ọ dị mma / quenching + tempering / ọnọdụ ọ bụla dabere na ihe onye ahịa chọrọ.

Ọnọdụ dị n'elu: gbara (ọkụ na-arụ ọrụ na-ekpo ọkụ)/ ground /rough machining/ezigbo machining/ dabere na ihe onye ahịa chọrọ.

Igwe ọkụ maka nhazi ọla: electrode arc + LF/VD/VOD/ESR/Vacuum consumable electrode.

Nyocha Ultrasonic:  100% nyocha ultrasonic maka ezughị okè ma ọ bụ dabere na ihe onye ahịa chọrọ, ọrụ magburu onwe ya maka ụdị ọrụ niile, yana uru teknụzụ, akụrụngwa na ọnụahịa.

Anyị na-ejere gị ozi site n'eziokwu, iguzosi ike n'ezi ihe, na ọkachamara anyị.

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