Phaephe ea tšepe ea ho haha likepe
Phaephe ea tšepe ea leoatleng, e sebelisetsoang ho haha likepe le ho futhumatsa haholo.
Liphaephe tsa tšepe tse se nang sekoli bakeng sa kaho ea likepebua ka liphaephe tsa tšepe tse entsoeng le ho etsoa bakeng sa liboiler tsa metsing, li-superheater le litsamaiso tsa khatello. Liphaephe tsa tšepe tsa ho haha likepe li ka sebelisoa haholo likepeng tsa CCS, DNV, LR, GL, ABS, BV, RINA, NK le tse ling hammoho le maemo a naha a Chaena.
Sekala sa tlhahiso
320, 360, 410, 460, 490, GL-R 410,37Mn, 34CrMo4, A53B, Kereiti ya 3,410HB, 410, RST138, RST142, RST238, RST242, RST249, RST338, RST342, jj.
Mamello ea tekanyo
| Mofuta oa phaephe ea tšepe | bophara ba kantle (D) | Botenya ba lebota la phala ea tšepe (S) | ||
| Phaephe e huloang ka serame | Bophara ba kantle ba phaephe ea tšepe (mm) | Ho kheloha ho lumellehang (mm) | Botenya ba lebota la phala ea tšepe (mm) | Ho kheloha ho lumellehang (mm) |
| >30~50 | ± 0.3 | ≤30 | ± 10% | |
| >50~219 | ± 0.8% | |||
| Phaephe e phutholohileng e chesang | >219 | ± 1.0% | >20 | ± 10% |
Thepa ea mechini
| maemo a tloaelehileng | Sehlopha | matla a ho thapolla (MPa) | matla a tlhahiso (MPa) | ho lelefatsa (%) |
| GB/T5312 | 320 | 320~410 | ≥195 | ≥25 |
| 360 | 360 | 360~480 | ≥215 | ≥24 |
| 410 | 410 | 410~530 | ≥235 | ≥22 |
| 460 | 460 | 460~580 | ≥265 | ≥21 |
| 490 | 490 | 490~610 | ≥285 | ≥21 |
Litlolo tsa lik'hemik'hale
| Sehlopha | Kereiti ea Tšepe | C | Si | Mn | S | P | Karolo e setseng | |||||
| E tloaelehileng | Cr | Mo | Ni | Cu | Kakaretso | |||||||
| GB/T 5312 | Khabone le Khabone-Manganese | 320 | ≤0.16 | ≤0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 |
| 360 | ≤0.17 | ≤0.35 | 0.40-0.80 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 410 | ≤0.21 | ≤0.35 | 0.40-1.20 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 460 | ≤0.22 | ≤0.35 | 0.80-1.40 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| 490 | ≤0.23 | ≤0.35 | 0.80-1.50 | ≤0.035 | ≤0.035 | ≤0.025 | ≤0.010 | ≤0.030 | ≤0.30 | ≤0.70 | ||
| Mokhatlo oa Tlhophiso ea Chaena (CCS) | 1Cr0.5Mo | 440 | 0.10-0.18 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 0.70-1.10 | 0.45-0.65 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 |
| 2.25Cr1Mo | 410 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | |
| 490 | 0.08-0.15 | 0.10-0.35 | 0.40-0.70 | ≤0.035 | ≤0.035 | 2.00-2.50 | 0.90-1.20 | ≤0.030 | ≤0.25 | Sn≤0.03 Al≤0.02 | ||
| Mokhatlo | Tloaelo kapa tšebeliso | Sehlopha sa tšepe | metsoako ea lik'hemik'hale, % | |||||||||||
| C | Si | Mn | P | S | Cr | Ni | Cu | Al | Mo | V | P+S | |||
| GLR | Ha e na motsoako | GL-R 410 | ≤ 0.21 | ≤ 0.35 | ≤ 1.40 | ≤ 0.025 | ≤ 0.020 | - | - | - | ≥0.020 | - | - | - |
| GB 18248 | 37Mn | 0.34 ~0.40 | 0.10 ~0.30 | 1.35 ~1.65 | ≤ 0.030 | ≤ 0.030 | ≤ 0.30 | ≤ 0.30 | ≤ 0.20 | - | - | - | ≤ 0.055 | |
| EN 10297 | 34CrMo4 | 0.30 ~0.37 | ≤ 0.40 | 0.60 ~0.90 | ≤ 0.035 | ≤ 0.035 | 0.9 ~1.20 | - | - | - | 0.15 ~0.30 | - | - | |
| DNV | bakeng sa khatello ea ASTM A53/A53M | A53B | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| ABS | bakeng sa khatello | Sehlopha sa 3 | ≤ 0.30 | - | ≤ 1.20 | ≤ 0.050 | ≤ 0.045 | ≤ 0.40 | ≤ 0.40 | ≤ 0.40 | - | ≤ 0.15 | ≤ 0.08 | - |
| BV | bakeng sa khatello | 410HB | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| LR | bakeng sa khatello | 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.045 | ≤ 0.045 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | - | ≤ 0.10 | - | - |
| KR | bakeng sa khatello | RST138 | ≤ 0.25 | ≤ 0.35 | 0.30 ~0.90 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| RST142 | ≤ 0.30 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - | |||
| RST238 | ≤ 0.25 | 0.10 ~0.35 | 0.30 ~1.10 | ≤ 0.035 | ≤ 0.035 | - | - | - | - | - | - | - | ||
| RST242 | ≤ 0.30 | 0.30 ~1.40 | - | - | - | - | - | - | - | |||||
| RST249 | ≤ 0.33 | 0.30 ~1.50 | - | - | - | - | - | - | - | |||||
| RST338 | ≤ 0.25 | 0.30 ~0.90 | - | - | - | - | - | - | - | |||||
| RST342 | ≤ 0.30 | 0.30 ~1.00 | - | - | - | - | - | - | - | |||||
| NK | bakeng sa khatello | sehlopha sa 1 No3/ KSTPG 42 | ≤ 0.30 | ≤ 0.35 | 0.30 ~1.00 | ≤ 0.040 | ≤ 0.040 | - | - | - | - | - | - | - |
| CCS | bakeng sa khatello | 360 | ≤ 0.17 | ≤ 0.35 | 0.40 ~0.80 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||
| 410 | ≤ 0.21 | ≤ 0.35 | 0.40 ~1.20 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 460 | ≤ 0.22 | ≤ 0.35 | 0.80 ~1.40 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
| 490 | ≤ 0.23 | ≤ 0.35 | 0.80 ~1.50 | ≤ 0.040 | ≤ 0.040 | ≤ 0.25 | ≤ 0.30 | ≤ 0.30 | ≤ 0.10 | |||||
- Dielemente tse setseng: Cr≤0.25%, Mo≤0.10%, Ni≤0.30%, Cu≤0.30%kakaretso≤0.70%
Khamphani ea rona e ka iketsetsa thepa ea maemo a naha a 20 #, Q345B, Q345C, Q345D, Q345E, maemo a Amerika a ASTM/ASME A106 Gr. B, A53 Gr. B, A333 Gr.6, A500 Gr. A, A500 Gr. B, A500 Gr. C le maemo a Europe a EN10210/EN10219/EN10216 S235JR, S235J0, S235J2, S355JR, S355J0, S355J2, S355NL, S355K2 hammoho le liphaephe tsa tšepe tse tloaelehileng tsa kantle tsa maemo a Brithani, maemo a Australia le maemo a Japane. Boleng ba sehlahisoa boa tšepahala. E boetse e romeloa linaheng le libakeng tse ngata Amerika Leboea, Amerika Boroa, Europe, Bochabela bo Hare, Asia Boroa-bochabela, Australia le Asia Bohareng. Lihlahisoa tsena li sebelisoa haholo boenjiniereng bo fapaneng ba sebopeho sa tšepe, boenjiniere ba matla a nyutlelie, boenjiniere ba leoatle, boenjiniere ba borokho ba kaho, tlhahiso ea mechini le lisebelisoa tsa boenjiniere, tlhahiso ea lisebelisoa tsa tšepe le masimo a mang. Lihlahisoa tse ling ke: liphaephe tsa boiler tse nang le khatello e phahameng, liphaephe tsa ho petsoha ha oli, liphaephe tsa manyolo a nang le khatello e phahameng, tšepe ea liphaephe, likheo tsa oli, liphaephe tsa tšepe tse nang le galvanized tse chesang, liphaephe tsa tšepe tse phutholohileng tse batang, liphaephe tse nang le profiled, likhoele tsa tšepe tse nang le galvanized, likhoele tsa tšepe tse nang le aluminized le lihlahisoa tse fapaneng tse tšehetsang liphaephe.
Khamphani e nka boleng ba lihlahisoa e le ba bohlokoa haholo, e tsetela haholo ho hlahiseng lisebelisoa tse tsoetseng pele le litsebi, 'me e etsa sohle se matleng a eona ho fihlela litlhoko tsa bareki lapeng le kantle ho naha.
Dikahare di ka arolwa ka tsela e batlang e le: sebopeho sa dikhemikhale, matla a tlhahiso, matla a ho kgwehla, thepa ya tshusumetso, jj.
Ka nako e ts'oanang, khamphani e ka boela ea etsa lits'ebetso tsa ho lemoha liphoso le ho li kenya ka har'a inthanete le mekhoa e meng ea kalafo ea mocheso ho latela litlhoko tsa bareki.
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