20CrMnTi(H) litšepe tse pota-potiloeng tse chesang

Litšobotsi tsa tšepe e thata ea tšepe ea motsoako oa tšepe, ts'ebetso e ntle ea kalafo ea mocheso oa carburizing le ts'ebetso ea tšepe ka ≤960 ℃ sebopeho se setle sa lijo-thollo, se sebelisoang hangata ho futhumatsa mocheso oa nako e telele oa mocheso, lijo-thollo li ile tsa hōla ho se na tšekamelo e nyenyane e setseng ea austenite ka mor'a ho tima, ka hona, tšepe e na le matla a phahameng le ho hanyetsa ho apara, ts'ebetso e babatsehang ea ho itšeha, ts'ebetso e kholo le 20CrMnTi le 20CrNi tšepe e tšoanang. Matla a thata σ ≥1080MPa, tlhahiso ea matla σ ≥885MPa, elongation δ ≥10%, phokotso ea 45% ea ho ruruha, boima ba tšusumetso (bothata ba tšusumetso) α ≥69J / cm, boima ≤207mm ea boholo ba 5 HB, sampuli e se nang letho.

GB 20CrMnTi GB/T 3077 Mechanical

Mehaho ea mochini ea litšepe tsa GB 20CrMnTi GB/T 3077 e laola mefuta e mengata ea molemo oa thepa le ho theha bophelo ba tšebeletso bo ka lebelloang. Lisebelisoa tsa mochini li boetse li sebelisoa ho thusa ho arola le ho khetholla thepa.

Khefutsa Rp0.2 (MPa)	Tensile Rm (MPa)	Tšusumetso KV/Ku (J)	Elongation A (%)	Ho fokotseha ha karolo ea sefapano ho robeha Z (%)	Boemo ba ho Tšoaroa ke Mocheso	Brinell hardness (HBW)
912 (≥)	863 (≥)	23	33	44	Tharollo le botsofali, Annealing, Ausaging, Q+T, joalo-joalo	212

Litekanyetso tsa tšebetso ea 'mele tsa GB 20CrMnTi GB/T 3077 li hlahisoa haholo ke density, poisson's ratio, thermal conductivity, special capacity ea thermal, coefficient of thermal extention, modulus of elasticity, motlakase o hanang, jj.

Mocheso (°C)	Modulus ea elasticity (GPA)	Kakaretso ea coefficient ea katoloso ea mocheso 10-6/(°C) pakeng tsa 20(°C) le	Thermal conductivity (W/m·°C)	Matla a khethehileng a mocheso (J/kg·°C)	Restivity e khethehileng ea motlakase (Ω mm²/m)	Botenya (kg/dm³)	Poisson's coefficient, ν
24	-	-			0.31	-
956	121	-	12.3	423		-
659	-	41	11.2			243	423

Phekolo ea mocheso e Amanang

• Ho tšeloa ha tšepe ea 20CrMnTi Alloy Gearing

E futhumetse butle ho 790-810 ℃ 'me u lumelle linako tse lekaneng, tlohela tšepe hore e futhumale hantle, Ebe u pholile butle ka sebōping. Litsela tse fapaneng tsa annealing li tla fumana boima bo fapaneng.The 20CrMnTi Gearing steel will get Hardness MAX 248 HB (Brinell hardness).

• Ho tima le mocheso oa tšepe ea 20CrMnTi gear

E futhumetse butle ho 788°C, Ebe u kenya sebōpi sa ho hlapa letsoai boloka 1191 ℃ho 1204 ℃。tima ka oli fumana 60 ho 66 Hrc thata. Mocheso o phahameng oa mocheso: 650-700 ℃, o pholile moeeng, fumana boima ba 22 ho isa ho 30HRC. Mocheso o tlase oa mocheso: 150-200 ℃, Pholile  ka ari, fumana 61-66HRC thata.

• Mosebetsi o chesang le o batang oa tšepe ea 20CrMnTi Alloy Gearing

GB 20CrMnTi tšepe e khona ho chesa ho sebetsa ho 205 ho isa ho 538°C, 20CrMnTi Bearing/Litšepe tse futhumatsang li ka sebetsa ka mokhoa o batang ho sebelisoa mekhoa e tloaelehileng maemong a seng makae kapa a tloaelehileng.