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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.

Ngwaahịa ndị emetụtara
AISI 4140 Alloy Steel 1.7225 Steel, Scm440 Steel,42CrMo4 Steel,SAE4140 Steel,42CrMo Steel
AISI 4140 Steel 1.7225 42CrMo4 SCM440
5140 Steel efere 1.7035 41Cr4 SCr440 Alloy Steel
AISI 4340 Steel 36CrNiMo4 1.6511 EN24 817M40 SNCM439
AISI 8620 ígwè
EN 34CrNiMo6 ígwè
DIN 30CrNiMo8 ígwè
1.2083 ígwè, X42Cr13
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20CrMnMo
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