347H tšepe e sa hloekang e kopantsoeng ka tube
Alloy 347H ke tšepe e tsitsitseng, ea austenitic, chromium e nang le columbium e lumellang ho felisoa ha precipitation ea carbide, ka lebaka leo, intergranualr corrosion.Alloy 347 e tsitsisoa ke litlatsetso tsa chromium le tantalum 'me e fana ka lisebelisoa tse phahameng tsa ho phatloha le khatello ea maikutlo ho feta alloy 304 le 304L e ka sebelisoang hape bakeng sa ho pepeseha moo sensitization le intergranualr corrosion li leng bohlokoa.Ho eketsoa ha columbium ho boetse ho lumella Alloy 347 hore e be le khanyetso e ntle ea kutu, esita le e phahametseng ea alloy 321. 347H ke mofuta o phahameng oa khabone oa Alloy 347 mme o bonts'a mocheso o phahameng o ntlafalitsoeng le thepa ea creep.Haosteel Stainless inventory e se e kenyelletsa Alloy 347/347H (UNS S34700/S34709) ka lakane, coil ea lakane, poleiti, bar e chitja, bar e sebetsitsoeng le lihlahisoa tsa tubula.
347H tšepe e sa hloekang e kopantsoeng ka tube
Motsoako oa lik'hemik'hale:
| C | Si | Mn | P | S | Cr | Ni | Nb |
| 0.04-0.1 | ≤ 0.75 | ≤ 2.0 | ≤ 0.045 | ≤ 0.03 | 17.0 - 19.0 | 9.0 - 13.0 | 8C - 1.0 |
347H tšepe e sa hloekang e kopantsoeng ka tube
Ea namaThepa:
347H tšepe e sa hloekang e kopantsoeng ka tube
E hlophisitsoe:
Matla a ho Feta Tensile - 75KSI min (515 MPA mets)
Matla a Kotulo (0.2% Offset) -30 KSI min (205 MPA min)
Elongation - 40% min
Ho thatafala - HRB92max (201HV max)
