AISI 8620 ígwè

Alloy Steel 8620, nke a na-erekwa dị ka AISI 8620, bụ ihe siri ike, carburizing, ígwè alloy dị ala. Alloy a na-enye ndị ọrụ mgbanwe pụtara ìhè, iyi nguzogide, yana ịdị mfe weldability site na usoro ọdịnala.

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Ntinye ngwaahịa Data teknụzụ

Ntinye ngwaahịa

AISI 8620 ígwèbụ obere alloy nickel, chromium, molybdenum case hardening steel, nke a na-enyekarị n'ụdị akpọrepu ya na oke hardness max HB 255. A na-enyekarị ya na 8620 okirikiri mmanya.

Ọ na-agbanwe agbanwe n'oge ọgwụgwọ ike siri ike, si otú a na-enye aka melite ihe onwunwe ikpe/isi. Tupu agbasie ike na iwe (uncarburized) 8620 nwere ike ime ka elu ya sie ike site na nitriding. Agbanyeghị, ọ gaghị aza nke ọma maka ire ọkụ ma ọ bụ induction hardening n'ihi obere carbon ọdịnaya ya.

Steel 8620 dabara maka ngwa chọrọ ngwakọta nke ike na iyi nguzogide.

Anyị na-enye AISI 8620 gburugburu mmanya na-ekpo ọkụ akpọrepu / Q + T / normalized ọnọdụ. Dayameta dị site na 20mm ruo 300mm maka mbupu ozugbo.

1. AISI 8620 Steel Supply Range

8620 Ogwe okirikiri: dayameta 8mm - 3000mm
8620 Steel efere: ọkpụrụkpụ 10mm - 1500mm x obosara 200mm - 3000mm
Ogwe Ogwe 8620: 20mm - 500mm
8620 tubes dịkwa megide arịrịọ gị zuru ezu.
Ngwucha elu: Black, Rough Machined, Tụgharịa ma ọ bụ dị ka achọrọ.

Data teknụzụ

2. SAE 8620 Nkọwa nchara na ụkpụrụ dị mkpa

Obodo	USA	DIN	BS	BS	Japan
Ọkọlọtọ	ASTM A29	DIN 1654	EN 10084	BS 970	JIS G4103
akara ule	8620	1.6523/ 21NiCrMo2	1.6523/ 20NiCrMo2-2	805M20	SNCM220

3. ASTM 8620 Steels & Equilvalents Chemical Composition

Ọkọlọtọ	Ọkwa	C	Mn	P	S	Si	Ni	Cr	Mo
ASTM A29	8620	0.18-0.23	0.7-0.9	0.035	0.040	0.15-0.35	0.4-0.7	0.4-0.6	0.15-0.25
DIN 1654	1.6523/ 21NiCrMo2	0.17-0.23	0.65-0.95	0.035	0.035	≦0.40	0.4-0.7	0.4-0.7	0.15-0.25
EN 10084	1.6523/ 20NiCrMo2-2	0.17-0.23	0.65-0.95	0.025	0.035	≦0.40	0.4-0.7	0.35-0.70	0.15-0.25
JIS G4103	SNCM220	0.17-0.23	0.6-0.9	0.030	0.030	0.15-0.35	0.4-0.7	0.4-0.65	0.15-0.3
BS 970	805M20	0.17-0.23	0.6-0.95	0.040	0.050	0.1-0.4	0.35-0.75	0.35-0.65	0.15-0.25

4. AISI 8620 Steel Mechanical Properties

8620 Anụ ahụ:

Njupụta (lb / cu. in.) 0.283
Nnukwu ike ndọda 7.8
Okpomọkụ akọwapụtara (Btu /lb/Deg F – [32-212 Deg F]) 0.1
Ebe mgbaze (Deg F) 2600
Nrụpụta ọkụ 26
Mmụbawanye nke Coeff Thermal 6.6
Modulus of Elasticity Tension 31

8620 Ngwongwo igwe igwe

Njirimara	Metric	Imperial
Ike ọdụdọ	530 MPa	76900 psi
Mpụta ike	385 MPa	55800 psi
Modulu nke na-agbanwe agbanwe	190-210 GPA	27557-30458 ksi
Nnukwu modul (nke a na-ahụkarị maka ígwè)	140 GPA	20300 ksi
Shear modulus (nke a na-ahụkarị maka ígwè)	80 GPA	11600 ksi
Oke nke Poisson	0.27-0.30	0.27-0.30
Mmetụta Izod	115 J	84.8 ft.lb
Obi ike, Brinell	149	149
Isi ike, Knoop (gbanwere site na Brinell hardness)	169	169
Isi ike, Rockwell B (tụgharịrị site na Brinell hardness)	80	80
Isi ike, Vickers (gbanwere site na Brinell hardness)	155	155
Igwe eji arụ ọrụ (na-ekpo ọkụ na-ekpo ọkụ na oyi na-atụ, dabere na igwe 100 maka igwe AISI 1212)	65	65

5. Ịmepụta ihe 8620 ígwè

A na-emepụta AISI 8620 alloy steel na mmalite okpomọkụ nke gburugburu 2250ºF (1230ºC) ruo ihe dịka 1700ºF (925ºC) tupu ọgwụgwọ okpomọkụ siri ike ma ọ bụ carburizing. A na-eme ka ikuku dị jụụ mgbe a rụchara ya.

6. ASTM 8620 Steel Heat Ọgwụgwọ

Na-ewe iwe

Enwere ike inye AISI 8620 ígwè anneal zuru oke site na okpomọkụ ruo 820 ℃ - 850 ℃, ma jide ruo mgbe okpomọkụ dị n'otu akụkụ ahụ dum ma dị jụụ na ọkụ ma ọ bụ ikuku jụrụ oyi.

Iwe iwe

A na-eme ọkụ nke okpomọkụ na-ekpo ọkụ na akụkụ mmiri nke 8620 steels (abụghị carburized) na-eme na 400 F ruo 1300 F iji melite ike siri ike na obere mmetụta na ike ya. Nke a ga-ebelata ohere nke igwe mgbawa.

Na-emesi ike

A ga-emezi ígwè AISI 8620 na gburugburu 840°C – 870°C, na mmanụ ma ọ bụ mmiri menyụọ dabere na nha ngalaba na mgbagwoju anya. Jụụ n'ikuku ma ọ bụ mmanụ achọrọ.

Na-emezigharị

1675ºF (910ºC) na ikuku dị jụụ. Nke a bụ ụzọ ọzọ iji melite machinability na 8620 ihe; Enwere ike iji normalizing tupu ikpe ike.

7. Nrụ ọrụ nke SAE 8620 ígwè

A na-eji ígwè 8620 alloy ígwè arụ ọrụ ngwa ngwa mgbe ọgwụgwọ okpomọkụ na / ma ọ bụ carburizing, kwesịrị ịdị na opekempe ka ọ ghara imebi ikpe siri ike nke akụkụ ahụ. Enwere ike ịme machining site n'ụzọ nkịtị tupu ọgwụgwọ okpomọkụ - mgbe carburizing machining na-ejedebe na-egweri.

8. Welding nke 8620 ihe

Enwere ike ịgbanye alloy 8620 ka ọ bụrụ ọnọdụ akpọrepu site na usoro ọdịnala, na-abụkarị gas ma ọ bụ ịgbado ọkụ. Ịkpọ ọkụ na 400 F bara uru na ikpo ọkụ na-esote mgbe ịgbado ọkụ na-atụ aro - lelee usoro weld kwadoro maka usoro eji. Agbanyeghị, a naghị atụ aro ịgbado ọkụ n'ọnọdụ siri ike ma ọ bụ site na ọnọdụ siri ike

9. Ngwa nke ASTM 8620 Steel

A na-eji ihe igwe anaghị agba nchara AISI 8620 site na ngalaba ụlọ ọrụ niile maka ọkụ na ihe mgbakasị ahụ na ogwe chọrọ nkwụsi ike elu elu ya na ike ezi uche na mmetụta mmetụta.

Ngwa a na-ahụkarị bụ: Arbors, Bearings, Bushings, Cam Shafts, Pinions Iche, Ntụnye ntuziaka, King Pin, Pistons Pin, Gears, Splined Shafts, Ratchets, Sleeves na ngwa ndị ọzọ ebe ọ na-enyere aka ịnwe nchara nke enwere ike ịme ya ngwa ngwa na carburized na-achịkwa omimi ikpe.

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