SAE8620H Steel Round Bar / GB 20CrNiMo Steel mmanya
Atụmatụ
8620 alloy steel mejupụtara (n'usoro na-agbadata pasentị) ígwè, carbon, silicon, molybdenum, manganese, nickel, chromium, sọlfọ na phosphorus.Ihe ndị a na-eme ihe ga-abụrịrị n'ime ụfọdụ pasent arọ iji mepụta 8620 alloy.A na-atụ aro ka ígwè ahụ sie ike site na carburization na-esote mmanụ, na-emegide mmiri, quench.Ọ nwere njupụta nke ọma maka alloys ígwè na .28 lb. kwa square inch, ọ bụ ezie na ike ike ya - oke arọ nke ọ nwere ike ijide tupu agbaji - dị ala, na 536.4 Mpa.Nkezi ike ike nke ígwè alloys bụ 758 ruo 1882 Mpa.
Mgbe 8620 alloy na-arụ ọrụ nke ọma - na-ekpo ọkụ na ọnọdụ okpomọkụ ma kpughee ya na onye ọrụ nwere carbon, usoro nke na-agbakwunye carbon carbon n'èzí nke ígwè, si otú ahụ na-eme ka ọ dịkwuo ike - a na-eji ya eme igwe dị otú ahụ. akụkụ dị ka ngwo, crankshafts, na mgbanaka gia.Carburized 8620 alloy siri ike ma na-adịgide adịgide, ya mere a na-ahọrọ ya maka akụkụ ndị a.
Ọkọlọtọ: ASTM A29/A29M-2012
Ngwakọta kemịkalụ
| Carbon C | 0.17-0.23 |
| Silicon Si | 0.15-0.35 |
| Manganese Mn | 0.65-0,95 |
| Sulfur S | ≤ 0.025 |
| Phosphorus P | ≤ 0.025 |
| Chromium Cr | 0.35-0.65 |
| Nickel | 0.35-0.65 |
| Ọla kọpa Ku | ≤ 0.025 |
| Molybdenum Mo | 0.15-0.25 |
Ngwa igwe
| ike tensile σ b (MPa) | 980 (100) |
| mkpụrụ ike σ s (MPa) | 785 (80) |
| elongation δ 5 (%) | ≥9 |
| Mbelata mpaghara ψ (%) | ≥40 |
| Mmetụta ike Akv (J) | ≥ 47 |
| Mmetụta ike ike α kv (J/cm2) | ≥59 (6) |
| Isi ike | ≤197HB |
| Usoro | Ọgwụgwọ EAF+LF+VOD+Egoro+Okpomọkụ(nhọrọ) |
| OGE ONYE | |
| Gburugburu | 10mm ka 360mm |
| MGBE elu elu | Nwa, Peeled (K12), Oyi adọtara, tụgharịa & na-egbu maramara (H10, H11), Ala nkenke (H9, H8) |
Ọgwụgwọ okpomọkụ
| Na-arụ ọrụ ọkụ | 850-1150oC |
| Okwu siri ike | Ugboro abụọ hardeningoC |
| Carburising | 900-950oC |
| Annealing dị nro | 650-700oC |
| Ịdị ike elu | 800-930oC |
| Iwe iwe | 150-210oC |
| Nnwale Ultrasonic | Dị ka SEP 1921-84 si kwuo |
Asambodo Ogo: nyere na English, na mgbakwunye na nkịtị okwu, mmepụta usoro, na n'ibu ihe onwunwe (mkpụrụ ike, tensile ike, elongation na ekweghị ekwe), ekpuworo ruru, UT ule N'ihi, ọka size, okpomọkụ ọgwụgwọ ụzọ na sample nke bụ. egosiri na Asambodo Ogo.
Akara: Okpomọkụ No. ga-abụ oyi stampụ na ọkwa ígwè, dayameta (mm), ogologo (mm), na-emepụta LOGO na arọ (kg) na-ese.
Ụkpụrụ nha nhata
| ASTM&AISI&SAE | JIS | EN DIN | EN BS | EN NF | ISO | GB |
| 86208620H | SNCM220 | 1.6523 | 1.6523 | 1.6523 | ------ | 20CrNiMo |
Ngwa SAE8620H Steel Bar
A na-ejikarị emepụta akụkụ ndị dị mkpa na ike dị elu na ezigbo plasticity, yana maka ịmepụta akụkụ ndị dị mkpa nwere ọrụ ọrụ pụrụ iche mgbe ọgwụgwọ nitriding gasịrị:
Arbors dị arọ, ahịhịa, ndị na-eso cam, na-eyi pin, bearings, sprockets, gears na shafts, Clutch Dogs, Compressor Bolts, Extractors, Fan Shafts, Heavy Duty Gears, Pump Shafts, Sprockets, Tappets, Wear Pins, Wire Guides etc. Ma ọ bụ enwere ike iji ya maka ngwa tensile dị elu na-enweghị carburised mana site na obi siri ike na iwe ọkụ.A na-eji ya nke ukwuu site na mpaghara ụlọ ọrụ niile maka akụrụngwa na ogwe ndị chọrọ nguzogide elu elu, ike isi dị elu na ihe mmetụta.
ngwugwu
1.By bundles, onye ọ bụla ngwugwu arọ n'okpuru 3 tọn, maka obere mpụtadayameta gburugburu mmanya, nke ọ bụla ùkwù nwere 4 - 8 ígwè ibe.
2.20 ụkwụ akpa nwere akụkụ, ogologo n'okpuru 6000mm
3.40 ụkwụ akpa nwere akụkụ, ogologo n'okpuru 12000mm
4.By nnukwu arịa, ụgwọ ibu dị ala site na nnukwu ibu, na nnukwuEnweghị ike ibuba nha dị arọ n'ime arịa nwere ike ibupu site na nnukwu ibu
Ntụkwasị obi ịdị mma
1. Kwụsie ike dị ka achọrọ
2. Nlereanya: Nlereanya dị.
3. Nnwale: Nnwale ịgba nnu nnu / ule tensile / Eddy current / Chemical mejupụtara ule dị ka arịrịọ ndị ahịa si dị.
4. Akwụkwọ: IATF16949, ISO9001, SGS wdg.
5. EN 10204 3.1 Asambodo
