AISI 8620 Karfe

AISI 8620 Karfeƙaramin alloy nickel ne, chromium, molybdenum case hardening karfe, gabaɗaya ana ba da shi cikin yanayin birgima tare da matsakaicin taurin max HB 255. Ana ba da shi a mashaya zagaye 8620.

Yana da sassauƙa yayin jiyya masu tauri, don haka yana ba da damar haɓaka abubuwan harka/ ainihin kaddarorin. Pre hardened da tempered (uncarburized) 8620 za a iya kara taurare surface ta nitriding. Koyaya, ba zai amsa da gamsarwa ga harshen wuta ko ƙarfin shigar da shi ba saboda ƙarancin abun ciki na carbon.

Karfe 8620 ya dace da aikace-aikace waɗanda ke buƙatar haɗin tauri da juriya.

Muna samarwa AISI 8620 mashaya zagaye a cikin zafi birgima / Q+T / yanayin daidaitacce. Akwai diamita daga 20mm zuwa 300mm don jigilar kaya nan take.

1. AISI 8620 Karfe Supply Range

8620 Round Bar: diamita 8mm - 3000mm
8620 Karfe Plate: kauri 10mm - 1500mm x nisa 200mm - 3000mm
8620 Square Bar: 20mm - 500mm
Hakanan ana samun bututu 8620 bisa cikakken buƙatarku.
Ƙarshen Surface: Baƙar fata, Rough Machined, Juya ko kamar yadda ake buƙata.

3. ASTM 8620 Karfe & Daidaita Abubuwan Sinadarai

4. AISI 8620 Karfe Mechanical Properties

• 8620 Kayan Jiki:

Maɗaukaki (lb / cu. in.) 0.283
Takamaiman Nauyi 7.8
Takamaiman Zafi (Btu /lb/Deg F - [32-212 Deg F]) 0.1
Matsayin narkewa (Deg F) 2600
Thermal Conductivity 26
Ma'anar Ƙarfafawar thermal Coeff 6.6
Modulus of Elasticity Tension 31

• 8620 Karfe Kayan aikin injiniya

5. Kirkirar Kayan Karfe 8620

AISI 8620 alloy karfe an ƙirƙira shi a farkon zafin jiki na kusan 2250ºF (1230ºC) ƙasa zuwa kusan 1700ºF (925ºC.) Garin yana sanyaya iska bayan ƙirƙira.

6. ASTM 8620 Maganin Zafin Karfe

• Annealing

AISI 8620 karfe za a iya ba da cikakken anneal ta zafi zuwa 820 ℃ – 850 ℃, da kuma rike har sai da zazzabi ne uniform ko'ina cikin sashe da sanyi a cikin tanderu ko iska sanyaya.

• Haushi

Ana yin zafin zafi da aka bi da shi da kuma ruwan da aka kashe na karfe 8620 (ba carburized) ba a 400 F zuwa 1300 F don haɓaka taurin yanayin tare da ƙaramin tasiri akan taurinsa. Wannan kuma zai rage yuwuwar nika fashe.

• Taurare

Karfe na AISI 8620 za a inganta shi a kusa da 840 ° C - 870 ° C, kuma mai ko ruwa ya ƙare dangane da girman sashe da rikitarwa. Sanyi a cikin iska ko mai ana buƙata.

• Daidaitawa

1675ºF (910ºC) da iska mai sanyi. Wannan wata hanya ce ta inganta machinability a cikin kayan 8620; Hakanan za'a iya amfani da al'ada kafin taurin hali.

7. Machinability na SAE 8620 Karfe

Ƙarfe na 8620 na kayan aiki yana samuwa da sauri bayan maganin zafi da / ko carburizing, ya kamata ya kasance a mafi ƙanƙanta don kada ya lalata yanayin ɓangaren ɓangaren. Ana iya yin mashin ɗin ta hanyoyi na al'ada kafin magani mai zafi - bayan ƙirar carburizing yawanci yana iyakance ga niƙa.

8. Welding na 8620 Materials

Ana iya waldawa gami da 8620 azaman yanayin birgima ta hanyoyin al'ada, yawanci gas ko waldawar baka. Preheating a 400 F yana da amfani kuma ana bada shawarar dumama bayan walda - tuntuɓi tsarin walda da aka yarda don hanyar da aka yi amfani da ita. Koyaya, ba a ba da shawarar walda a cikin yanayin taurare ko ta yanayin taurare ba

9. Aikace-aikacen ASTM 8620 Karfe

AISI 8620 ana amfani da kayan ƙarfe da yawa ta duk sassan masana'antu don haske zuwa matsakaicin abubuwan da aka ƙulla da raƙuman ruwa waɗanda ke buƙatar juriya mai tsayi da ƙarfi tare da ingantaccen ƙarfin gaske da kaddarorin tasiri.

Aikace-aikace na yau da kullun sune: Arbors, Bearings, Bushings, Cam Shafts, Pinions Daban-daban, Fil ɗin Jagora, Fil na King, Pistons Fil, Gears, Splined Shafts, Ratchets, Hannu da sauran aikace-aikace inda yana da taimako don samun ƙarfe wanda za'a iya sarrafa shi da sauri carburized zuwa sarrafawa zurfin yanayin.