20CrMnTi(H) zafi birgima karfe zagaye sanduna

halaye na taurare karfe gami kayan aiki karfe, mai kyau carburizing zafi magani tsari da kuma yi na karfe a ≤960 ℃ lafiya hatsi tsarin, fiye amfani da dogon lokacin da dumama carburizing zafin jiki, da hatsi girma babu hali kadan saura austenite bayan quenching, sabili da haka, karfe yana da ƙarfi mai ƙarfi da juriya, kyakkyawan aikin yankan, babban aikin da 20CrMnTi da 20CrNi karfe kama. Ƙarfin ƙarfi σ ≥1080MPa, yawan amfanin ƙasa σ ≥885MPa, elongation δ ≥10%, 45% rage kumburi, tasiri tauri (tauri tauri) α ≥69J / cm, taurin ≤207HB, blank samfurin zuwa 15mm size.

GB 20CrMnTi GB/T 3077 Makanikai

Kayayyakin inji na GB 20CrMnTi GB/T 3077 ƙarfe suna ƙayyade kewayon fa'idar abu da kafa rayuwar sabis ɗin da za a iya sa ran. Hakanan ana amfani da kaddarorin injina don taimakawa rarrabuwa da gano abu.

yawa Rp0.2 (MPa)	Tashin hankali Rm (MPa)	Tasiri KV/Ku (J)	Tsawaitawa A (%)	Rage sashin giciye akan karaya Z (%)	Halin da ake Maganin Zafi	Brinell hardness (HBW)
912 (≥)	863 (≥)	23	33	44	Magani da tsufa, Annealing, Ausage, Q+T, da dai sauransu	212

Siffofin aikin jiki na GB 20CrMnTi GB/T 3077 ana nuna su ta hanyar yawa, rabon poisson, zafin zafi, ƙayyadaddun iyawar thermal, ƙayyadaddun haɓakar thermal, modulus na elasticity, ƙimar juriya na lantarki, da sauransu.

Zazzabi (°C)	Modulus na elasticity (GPa)	Ma'anar ƙimar haɓakar haɓakar thermal 10-6 /(°C) tsakanin 20 (°C) da	Ƙarfafawar thermal (W/m·°C)	Takamammen iyawar thermal (J/kg ·°C)	Takamaiman tsayayyar wutar lantarki (Ω mm² /m)	Yawan yawa (kg/dm³)	Poisson's coefficient, ν
24	-	-			0.31	-
956	121	-	12.3	423		-
659	-	41	11.2			243	423

Maganin zafi mai alaƙa

• Annealing na 20CrMnTi Alloy Gearing karfe

A hankali mai zafi zuwa 790-810 ℃ kuma ba da izinin isa lokaci, bari karfe ya zama mai zafi sosai, Sa'an nan kuma kwantar da hankali a cikin tanderun. Hanyoyi daban-daban na annealing za su sami taurin daban-daban. The 20CrMnTi Gearing karfe zai sami Hardness MAX 248 HB (Brinell hardness).

• Quenching da zafin jiki na 20CrMnTi karfe

Zazzabi sannu a hankali zuwa 788 ° C, Sa'an nan kuma saka a cikin tanderun gishiri-bath, kiyaye tanda 1191 ℃ zuwa 1204 ℃. quenching da mai samun 60 zuwa 66 HRC taurin. High zafin jiki tempering: 650-700 ℃, sanyi a cikin iska, samun taurin 22 zuwa 30HRC. Ƙunƙarar zafin jiki: 150-200 ℃, Cool  in ari, sami taurin 61-66HRC.

• Ayyukan zafi da aikin sanyi na 20CrMnTi Alloy Gearing karfe

GB 20CrMnTi karfe na iya mai zafi aiki a 205 zuwa 538°C, 20CrMnTi Bearing/Gearing karfe na iya zama sanyi aiki ta amfani da dabaru na al'ada a cikin yanayin da aka rufe ko aka daidaita.