Litšepe tse sa ruseng tse sebelisoang hangata ke 304 le 316, tse nang le likatoloso tse kenyeletsang 304L, 316L, le 316H. Ho phaella moo, ho na le 440C, 2507, jj. Joale CF8M le CF3 ke eng? Nka ntse ke bona F316 joang? Ho etsahala'ng ka TP316L?
1, Ho hlakisa sena, ha re qaleng ka ho sheba sebopeho sa thepa. Indastering ea li-valve le li-fitting tsa lisebelisoa, thepa e sebelisoang haholo-holo ke forging, bar stock, castings le liphaephe. Litekanyetso tse tsamaellanang bakeng sa mefuta ena e mene ea thepa indastering ea rona ke life? Ka kopo sheba tafole ena:
|
| 304 | 304L | 316 | 316L |
| Ho betla | F304 | F304L | F316 | F316L |
| Setoko sa Bare | 304 | 304L | 316 | 316L |
| Ho lahla | CF8 | CF3 | CF8M | CF3M |
| Phaephe | TP304 | TP304L | TP316 | TP316L |
Thepa ea setoko sa bare e amohela sehlopha sa motheo, 'me F e eketsoa ho forging, moo F e emelang forging; C e ekelitsoe ho casting, moo C e emelang casting; TP e ekelitsoe ho phaephe, e bolelang phaephe.
2、 Phapang ke efe pakeng tsa 304 le 316? L ea 304L le 316L e emela eng? H ea 316H e bolela'ng? A re shebeng tafole ea metsoako ea lik'hemik'hale ea lihlopha tse fapaneng tsa ASTM A276, moo 316H e leng tekanyetso ea ASTM A182 (sehlopha sena ha se kenyelelitsoe tekanyetsong ea 276):
| Sehlopha | Sebopeho sa Lik'hemik'hale,% | ||||||||
|
| C | Mn | P | S | Si | Cr | Ni | Mo | Tse ling |
| 304 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | … | … |
| 304L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-12.0 | … | … |
| 316 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 10.0-14.0 | 2.00-3.00 | … |
| 316L | 0.030 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 10.0-14.0 | 2.00-3.00 | … |
| 316H | 0.04-0.10 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | … |
Ho ya ka tafole, ho hlakile hore L e bolela dikahare tse tlase tsa khabone, H e bolela dikahare tse phahameng tsa khabone, mme phapang pakeng tsa 316 le 304 ke ho eketswa ha karolo ya Mo, ho bolelang hore CF3M e na le karolo e eketsehileng ya Mo ha e bapiswa le CF3.
3、 Ntle le litšepe tsena tse tloaelehileng tse sa hloekang tsa letoto la 3, 2507, 440C le tse ling ke life hape? Litšepe tsena tse tloaelehileng tse sa hloekang tsa lihlooho tse 3 li bitsoa litšepe tse sa hloekang tsa austenitic, ha 2507 e le tšepe e habeli (ferritic le austenitic), 440C ke ea tšepe e sa hloekang ea martensitic, 'me ho boetse ho na le litšepe tse sa hloekang tsa ferritic tse kang 430.
Ho ka bonoa hore ho hlakisa litšepe tsena tse tloaelehileng tse sa hloekang, ea pele ke ho khetholla sebopeho: liphaephe tsa bar stock, jj., ea bobeli ke litekanyetso tse lateloang, 'me ea boraro ke liphapang tsa sebopeho. Ho latela pono ena, ka mor'a ho tloaelana le moelelo oa likhoutu tsa litlhaku, ha ho thata ho utloisisa moelelo oa limaraka tsena.
Hikelok, moetsi oa litsebi oali-valve le lisebelisoa tsa lisebelisoa.
Bakeng sa lintlha tse ling tsa ho odara, ka kopo sheba khetholikhathaloguhoWebosaete ea semmuso ea HikelokHaeba o na le lipotso tsa khetho, ka kopo ikopanye le basebetsi ba thekiso ba litsebi ba Hikelok ba sebetsang lihora tse 24 inthaneteng.
Nako ea poso: Hlakola-27-2025