Meroalo e hahang ka kakaretso e bua ka tšepe bakeng sa meaho ea Hull, e buang ka tšepe e sebelisoang ho latela litlhaloso tsa kaho ea likheo tsa khalemelo. Hangata e laetsoe, e hlophiselitsoe le ho rekisoa e le tšepe e khethehileng. Sekepe se le seng se kenyelletsa liphutheloana tsa likepe, tšepe e bopehileng, jj.
Hajoale, lik'hamphani tse 'maloa tse kholo tsa tšepe tse naheng ea heso li na le lihlahisoa tsa metsing ho latela litlhoko tsa sesole ho latela litlhoko tsa sesole ho latela litlhoko tsa sesole ho latela litlhoko tsa sesole ho latela litlhoko tsa sesole ho latela litlhoko tsa sesole
| Naha | Tloaelo | Naha | Tloaelo |
| United States | ABS | China | CCS |
| Jeremane | GL | Norway | Dnv |
| Fora | BV | Japane | KDK |
| UK | LR |
(1) litlhaloso tse fapaneng
Structural steel for hulls is divided into strength levels according to their minimum yield point: general strength structural steel and high strength structural steel.
Lerata le akaretsang la matla a teng le hlalositsoeng ke sechaba sa China la China se arotsoeng ka maemo a holimo a China: A, B, D, D, D, D, D, D, D, D, D le E; Lerata le phahameng la sebopeho se boletsoeng ke sechaba sa China se arotsoeng ka maemo a mararo a matla le maemo a holimo a boleng:
| A32 | A36 | A40 |
| D32 | D36 | D40 |
| E32 | E36 | E40 |
| F32 | F36 | F40 |
(2) Thepa le sebopeho sa lik'hemik'hale
Thepa ea Mechanition le sebopeho sa lik'hemik'hale tsa SIRD SIRD SIRD SIRCH STORE E NANG KOTSI
| Sehlopha sa tšepe | Potso ea lihlahisoaσs (MPA) min | Matla a tšepeσb (MPA) | Emplationσ%Min | 碳 c | 锰 MN | 硅 Si | 硫 s | 磷 p |
| A | 235 | 400-520 | 22 | ≤0.21 | ≥2.5 | ≤0.5 | ≤0.035 | ≤0.035 |
| B | ≤0.21 | ≥0.80 | ≤0.35 | |||||
| D | ≤0.21 | ≥0.60 | ≤0.35 | |||||
| E | ≤0.18 | ≥0.70 | ≤0.35 |
Mechini ea Mechanition le sebopeho sa lik'hemik'hale tsa tšepe ea sebopeho se phahameng haholo
| Sehlopha sa tšepe | Potso ea lihlahisoaσs (MPA) min | Matla a tšepeσb (MPA) | Emplationσ%Min | 碳 c | 锰 MN | 硅 Si | 硫 s | 磷 p |
| A32 | 315 | 440-5770 | 22 | ≤0.18 | ≥0.9-1.60 | ≤0.50 | ≤0.035 | ≤0.035 |
| D32 | ||||||||
| E32 | ||||||||
| F32 | ≤0.16 | ≤0.025 | ≤0.025 | |||||
| A36 | 355 | 490-6330 | 21 | ≤0.18 | ≤0.035 | ≤0.035 | ||
| D36 | ||||||||
| E36 | ||||||||
| F36 | ≤0.16 | ≤0.025 | ≤0.025 | |||||
| A40 | 390 | 510-660 | 20 | ≤0.18 | ≤0.035 | ≤0.035 | ||
| D40 | ||||||||
| E40 | ||||||||
| F40 | ≤0.16 | ≤0.025 | ≤0.025 |
(3) Liteko bakeng sa ho tsamaisoa le ho amoheloa lihlahisoa tsa metsing:
1. Tlhahlobo ea setifikeiti sa boleng:
Feti ea tšepe e tlameha ho isa thepa ho latela litlhoko tsa mosebelisi le litlhaloso tse lumellaneng konteraka le ho fana ka setifikeiti sa boleng ba pele. Setifikeiti se tlameha ho ba le litaba tse latelang:
(1) Litlhokahalo tsa pele;
(2) nomoro ea boleng bo holimo le nomoro ea setifikeiti;
(3) Nomoro ea batch ea botch, boemo ba mahlale;
(4) sebopeho sa lik'hemik'hale le thepa ea maiketsetso;
.
2. Tlhahlobo ea 'mele:
Bakeng sa ho tlisa tšepe ea leoatle, ntho ea 'mele e lokela ho ba le mpho ea moetsi, jj. Ka ho khetheha:
.
(2) Sebelisa pente ho isa forme kapa ho pata letšoao
(3) Ponahalo e boreleli ebile e boreleli, ntle le bofokoli.
Nako ea poso: Mar-16-2024