Liphaephe tsa tšepe tse se nang seamless bakeng sa liboiler tse nang le khatello e phahameng ho GB/T5310-2017 Standard
| Maemo a Tloaelehileng:GB/T5310-2017 | Motsoako Kapa Che: Motsoako |
| Sehlopha sa Sehlopha: 20G, 20MnG, 25MnG, jj. | Kopo: Pipe ea Boiler |
| Botenya: 1 - 100 mm | Phekolo ea Bokaholimo: Joalokaha ho hlokahala bakeng sa moreki |
| Bophara ba Kantle (Kgokolo): 10 - 1200 mm | Mokhoa: E Chesitsoeng ka ho Chesa |
| Bolelele: Bolelele bo tsitsitseng kapa bolelele bo sa reroang (6-12m) | Kalafo ea mocheso: Ho eketsa/ho normalizing |
| Sebopeho sa Karolo: Se chitja | Pipe e Ikhethang: Pipe ea Boiler |
| Sebaka sa Tšimoloho: Chaena | Tšebeliso: Boiler le Heat Exchanger |
| Setifikeiti: ISO9001:2008 | Teko: ECT/UT/Hydrau Static |
E sebelisoa haholo-holo ho etsa tšepe ea sebopeho sa khabone ea boleng bo holimo, tšepe ea sebopeho sa motsoako le liphaephe tsa tšepe tse se nang mouoane tse sa keneng mocheso bakeng sa liphaephe tsa khatello e phahameng le tse kaholimo ho liphaephe tsa boiler ea mouoane.
Haholo-holo e sebelisoa bakeng sa khatello e phahameng le tšebeletso ea mocheso o phahameng oa boiler (Thupe ea Superheater, thupe ea reheater, thupe ea tataiso ea moea, thupe e kholo ea mouoane bakeng sa li-boiler tse nang le khatello e phahameng le e phahameng haholo). Tlas'a ts'ebetso ea khase ea flue ea mocheso o phahameng le mouoane oa metsi, thupe e tla oxidation le ho bola. Ho hlokahala hore phala ea tšepe e be le nako e telele, e hane haholo ho oxidation le mafome, le botsitso bo botle ba sebopeho.
Sehlopha sa tšepe ea sebopeho sa carbon ea boleng bo holimo: 20g, 20mng, 25mng
Sehlopha sa tšepe ea sebopeho sa motsoako: 15mog, 20mog, 12crmog, 15crmog, 12cr2mog, 12crmovg, 12cr3movsitib, jj.
Sehlopha sa tšepe e sa keneleng mocheso e sa senyeheng mafome: 1cr18ni9 1cr18ni11nb
| Sehlopha | Boleng Sehlopha | Thepa ea Lik'hemik'hale | ||||||||||||||
| C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als" | ||
| E seng ho feta | motsotso | |||||||||||||||
| Q345 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.30 | 0.50 | 0.20 | 0.012 | 0.10 | — | — | |||
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.07 | 0.15 | 0.20 | 0.015 | ||||||||||
| D | 0.18 | 0.030 | 0.025 | |||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q390 | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.20 | 0.20 | 0.3. | 0.50 | 0.20 | 0.015 | 0.10 | — | — |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0,015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q42O | A | 0.20 | 0.50 | 1.70 | 0.035 | 0.035 | 0.07 | 0.2. | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | — | — |
| B | 0.035 | 0.035 | ||||||||||||||
| C | 0.030 | 0.030 | 0.015 | |||||||||||||
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q46O | C | 0.20 | 0.60 | 1.80 | 0.030 | 0.030 | 0.11 | 0.20 | 0.20 | 0.30 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.030 | 0.025 | ||||||||||||||
| E | 0.025 | 0.020 | ||||||||||||||
| Q500 | C | 0.18 | 0.60 | 1.80 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 0.60 | 0.80 | 0.20 | 0.015 | 0.20 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q550 | C | 0.18 | 0.60 | 2.00 | 0.025 | 0,020 | 0.11 | 0.20 | 0.20 | 0.80 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0,015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Q62O | C | 0.18 | 0.60 | 2.00 | 0.025 | 0.020 | 0.11 | 0.20 | 0.20 | 1.00 | 0.80 | 0.20 | 0.015 | 0.30 | 0.005 | 0.015 |
| D | 0.025 | 0.015 | ||||||||||||||
| E | 0.020 | 0.010 | ||||||||||||||
| Ntle le dikereiti tsa Q345A le Q345B, tshepe e lokela ho ba le bonyane e le nngwe ya dielemente tsa koro tse hlwekisitsweng Al, Nb, V, le Ti. Ho ya ka ditlhoko, mofani wa thepa a ka eketsa elemente e le nngwe kapa tse ngata tsa koro tse hlwekisitsweng, boleng bo hodimo bo lokela ho fihlella ditlhoko tse tafoleng. Ha di kopantswe, Nb + V + Ti <0.22% °Bakeng sa dikereiti tsa Q345, Q390, Q420 le Q46O, Mo + Cr <0.30% oHa sehlopha se seng le se seng sa Cr le Ni se sebediswa e le karolo e setseng, dikahare tsa Cr le Ni ha di a lokela ho feta 0.30%; ha e hloka ho eketswa, dikahare tsa yona di lokela ho fihlella ditlhoko tse tafoleng kapa di etswe qeto ke mofani wa thepa le moreki ka ho buisana.J Haeba mofani wa thepa a ka netefatsa hore dikahare tsa naetrojene di fihlella ditlhoko tse tafoleng, tlhahlobo ya dikahare tsa naetrojene e kanna ya se etswe. Haeba Al, Nb, V, Ti le dielemente tse ding tsa alloy tse nang le naetrojene di eketswa tshepeng, dikahare tsa naetrojene ha di lekanyetswe. Dikahare tsa naetrojene di lokela ho hlaloswa setifikeiting sa boleng. Ha o sebedisa aluminium yohle, kakaretso ya dikahare tsa aluminium AIt ^ 0.020% B | ||||||||||||||||
| No | Sehlopha | Thepa ea Mechini | ||||
|
|
| Thapo | Khefutsa | Atolosa | Tšusumetso (J) | Letsoho |
| 1 | 20G | 410- | ≥ | 24/22% | 40/27 | — |
| 2 | 20MnG | 415- | ≥ | 22/20% | 40/27 | — |
| 3 | 25MnG | 485- | ≥ | 20/18% | 40/27 | — |
| 4 | 15MoG | 450- | ≥ | 22/20% | 40/27 | — |
| 6 | 12CrMoG | 410- | ≥ | 21/19% | 40/27 | — |
| 7 | 15CrMoG | 440- | ≥ | 21/19% | 40/27 | — |
| 8 | 12Cr2MoG | 450- | ≥ | 22/20% | 40/27 | — |
| 9 | 12Cr1MoVG | 470- | ≥ | 21/19% | 40/27 | — |
| 10 | 12Cr2MoWVTiB | 540- | ≥ | 18/-% | 40/- | — |
| 11 | 10Cr9Mo1VNbN | ≥ | ≥ | 20/16% | 40/27 | ≤ |
| 12 | 10Cr9MoW2VNbBN | ≥ | ≥ | 20/16% | 40/27 | ≤ |
Botenya ba Lebota le Bophara ba Kantle:
Haeba ho se na litlhoko tse khethehileng, phaephe e tla romelloa e le bophara bo tloaelehileng ba kantle le botenya bo tloaelehileng ba lebota.
| Tlhophiso ea tlhophiso | Mokhoa oa tlhahiso | Boholo ba phaephe | Mamello | |||
| Kereiti e tloaelehileng | Sekala se phahameng | |||||
| WH | Phaephe e Chesang e Phuthoang (extrude) | Bophara ba kantle bo tloaelehileng (D) | <57 | Setšoantšo sa 0.40 | ± 0,30 | |
| 57〜325 | SW35 | ± 0.75%D | ± 0.5%D | |||
| S>35 | ±1%D | ± 0.75%D | ||||
| >325〜6. | + 1%D kapa + 5. Nka e nyane 一 2 | |||||
| >600 | + 1%D kapa + 7, Nka e nyane 一 2 | |||||
| Botenya ba Lebota bo Tloaelehileng (S) | <4.0 | ±|・丨） | ± 0.35 | |||
| >4.0-20 | + 12.5%S | ±10%S | ||||
| >20 | DV219 | ±10%S | ±7.5%S | |||
| 心219 | + 12.5%S -10%S | 土10%S | ||||
| WH | Phaephe ea katoloso ea mocheso | Bophara ba kantle bo tloaelehileng (D) | tsohle | ±1%D | ± 0.75%. |
| Botenya ba Lebota bo Tloaelehileng (S) | tsohle | + 20%S -10%S | + 15%S -io%s | ||
| WC | E huloa ka serame (e phutholohile) Pipe | Bophara ba kantle bo tloaelehileng (D) | <25.4 | ±'L1j | — |
| >25.4〜4() | ± 0.20 | ||||
| >40〜50 | |:0.25 | — | |||
| >50〜60 | ± 0.30 | ||||
| >60 | ± 0.5%D | ||||
| Botenya ba Lebota bo Tloaelehileng (S) | <3.0 | ± 0.3 | ± 0.2 | ||
| >3.0 | S | ±7.5%S |
Bolelele:
Bolelele bo tloaelehileng ba liphaephe tsa tšepe ke 4 000 mm ~ 12 000 mm. Kamora ho buisana pakeng tsa mofani le moreki, le ho tlatsa konteraka, liphaephe tsa tšepe tse bolelele bo fetang 12 000 mm kapa tse khutšoane ho feta 1 000 mm empa li se khutšoane ho feta 3 000 mm; bolelele bo bokhutšoanyane Palo ea liphaephe tsa tšepe tse ka tlase ho 4,000 mm empa li se ka tlase ho 3,000 mm ha ea lokela ho feta 5% ea palo eohle ea liphaephe tsa tšepe tse tlisoang.
Boima ba thomello:
Ha phaephe ea tšepe e tlisoa ho latela bophara ba kantle bo tloaelehileng le botenya ba lebota bo tloaelehileng kapa bophara ba kahare bo tloaelehileng le botenya ba lebota bo tloaelehileng, phaephe ea tšepe e tlisoa ho latela boima ba 'nete. E ka boela ea tlisoa ho latela boima ba khopolo-taba.
Ha phaephe ea tšepe e tlisoa ho latela bophara bo tloaelehileng ba kantle le botenya bo bonyane ba lebota, phaephe ea tšepe e tlisoa ho latela boima ba 'nete; mekga ea phepelo le tlhoko ea buisana. 'Me ho bontšitsoe konterakeng. Phaephe ea tšepe e ka boela ea tlisoa ho latela boima ba khopolo-taba.
Boima ba mamello:
Ho ya ka ditlhoko tsa moreki, kamora ditherisano pakeng tsa mofani le moreki, le konterakeng, ho kheloha pakeng tsa boima ba nnete le boima ba kgopolo-taba ba phaephe ya tshepe ya ho tlisa thepa ho tla fihlela ditlhoko tse latelang:
a) Phaephe e le 'ngoe ea tšepe: ± 10%;
b) Sehlopha se seng le se seng sa liphaephe tsa tšepe tse nang le bonyane boholo ba 10 t: ± 7.5%.
Teko ea Hydraustatic:
Phaephe ea tšepe e lokela ho lekoa ka hydraulic ka bonngoe. Khatello e phahameng ka ho fetisisa ea teko ke 20 MPa. Tlas'a khatello ea teko, nako ea ho tsitsisa e lokela ho ba bonyane 10 s, 'me phaephe ea tšepe ha ea lokela ho lutla.
Kamora hore mosebelisi a dumellane, teko ya haeteroliki e ka nkeloa sebaka ke teko ya eddy current kapa teko ya ho dutla ha magnetic flux.
Teko e sa Senyeheng:
Liphaephe tse hlokang tlhahlobo e eketsehileng li lokela ho hlahlojoa ka ultrasound ka bonngoe. Kamora hore puisano e hloke tumello ea mokga 'me e boletsoe konterakeng, liteko tse ling tse sa senyeheng li ka eketsoa.
Teko ea ho Batalatsa:
Lipeipi tse nang le bophara ba kantle bo fetang 22 mm li tla etsoa teko ea ho batalatsa. Ha ho na ho arohana ho bonahalang, matheba a masoeu, kapa litšila tse lokelang ho etsahala nakong eohle ea teko.
Teko ea ho Chesa:
Ho ya ka ditlhoko tsa moreki mme di boletswe konterakeng, phaephe ya tshepe e nang le bophara ba kantle ba ≤76mm le botenya ba lebota ba ≤8mm e ka etswa teko ya ho tjhesa mollo. Teko e entswe mochesong wa kamore ka taper ya 60 °. Kamora ho tjhesa mollo, sekgahla sa ho tjhesa mollo sa bophara ba kantle se lokela ho fihlela ditlhoko tsa tafole e latelang, mme thepa ya teko ha e a lokela ho bontsha mapetso kapa ho taboha.
| Mofuta oa Tšepe
| Sekhahla sa ho phatloha ha bophara ba kantle ba phaephe ya tshepe/% | ||
| Bophara ba ka Hare/Bophara ba ka Ntle | |||
| <0.6 | >0.6〜0.8 | >0.8 | |
| Tšepe ea sebopeho sa carbon ea boleng bo holimo | 10 | 12 | 17 |
| Tšepe ea motsoako oa meaho | 8 | 10 | 15 |
| •Bophara ba kahare bo balwa bakeng sa sampole. | |||
