Beless baƙin ƙarfe kabeji don manyan-matsin lamba a cikin GB / T5310-2017
| Standard:GB / t5310-2017 | Alloy ko a'a: |
| Grateungiyar Stration: 20g, 20mng, 25mng, da sauransu | Aikace-aikacen: bututun ruwa |
| Kauri: 1 - 100 mm | Jiyya na farfajiya: Kamar yadda ake buƙata na abokin ciniki |
| Diami na waje (zagaye): 10 - 1200 mm | Dabara: zafi yi birgima |
| Tsawon: tsayayyen tsayi ko lokacin bazuwar (6-12m) | Jiyya Mai zafi: Annealing / ALIDIZICICE |
| Siffar sashe: zagaye | Bututun na musamman: bututu |
| Wurin Asali: China | Amfani: Boiler da Exchanger |
| Takaddun shaida: ISO9001: 2008 | Gwaji: Ect / UT / Hydrau Static |
Ana amfani da shi musamman don yin babban ƙwayar ƙwayar ƙwayar cuta mai ƙarfi na carbon, allon ƙira mai ɗorewa da bakin ciki mai zafi-resistant karfe bututun ƙarfe kuma sama da bututun ƙarfe na sama.
Da yawa amfani da hidimar matsin lamba da kuma babban zafin jiki na Boiler (Shuppheater Tube, bututun iska, bututun iska, tubewar tururi mai ɗorewa). A karkashin aikin babban zazzabi flue da tururi mai tururuwa, bututu zai yiwa da corrode da kuma clerode. Ana buƙatar cewa bututu na karfe yana da babban ƙarfi, babban juriya ga hadawa da lalata, da kwanciyar hankali mai kyau.
Darayyan Tsarin Carbon Carbon Karfe: 20g, 20mng, 25Mng
Dali na Alliny Burgaci ne: 15mog, 20thog, 12crmog, 15crmog, 15crmog, 12crmog, 12crmovg, 12crmovsitib, da sauransu
Sa na tsayayya-tsayayya da zafi mai tsayayya da karfe: 1cr18ni9 1cr18ni11nb
| Sa | Inganci Rarraba | Dukiyar sunadarai | ||||||||||||||
| C | Si | Mn | P | S | Nb | V | Ti | Cr | Ni | Cu | Nd | Mo | B | Als " | ||
| Ba fiye da | min | |||||||||||||||
| 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 | ||||||||||||||
| 3.50 | 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 | ||||||||||||||
| Ban da Q345A da Q345B maki, karfe ya kamata ya ƙunshi ɗaya daga cikin abubuwan da aka ƙi ƙwayoyin hatsi na Al, NB, V, da Ti. Dangane da bukatun, mai mai mai sayarwa na iya ƙara abubuwa ɗaya ko sama da haka, ƙimar matsakaiciyar yakamata ya cika buƙatun a cikin tebur. A lokacin da aka haɗa, NB + V + Ti <0.22% ° for Q345, Q390, Q420 da Q46% Ofhen kowane aji, da ke cikin CR Kuma NI bai zama sama da 0.30%; Lokacin da ake buƙatar ƙara, abubuwan da ke ciki ya cika buƙatun a cikin tebur ko mai siye da mai siyarwa na iya yin abubuwan da ke nema a teburin, ƙididdigar mai siyarwa ba za a yi. Idan Al, NB, V, Ti da sauran abubuwa alloy tare da gyaran nitrogen an kara wa karfe, abun ciki nitrogen ba lothal. Ya kamata a ƙayyadadden abun ciki na nitrogen a cikin takaddar ingancin. 'Lokacin amfani da duk aluminium, jimlar abun cikin aluminum ya dace ^ 0.020% b | ||||||||||||||||
| No | Sa | Dukiyar inji | ||||
|
|
| Mai zafi | yawa | Shimfiɗa | Nunawa (j) | Hannu |
| 1 | 20G | 410- | ≥ | 24/ 22% | 40/27 | - |
| 2 | 20mng | 415- | ≥ | 22/0% | 40/27 | - |
| 3 | 25Mng | 485- | ≥ | 20/18% | 40/27 | - |
| 4 | 15Bog | 450- | ≥ | 22/0% | 40/27 | - |
| 6 | 12JRRGOG | 410- | ≥ | 21/19% | 40/27 | - |
| 7 | Shagassun 15Crmog | 440- | ≥ | 21/19% | 40/27 | - |
| 8 | 12cr2Mog | 450- | ≥ | 22/0% | 40/27 | - |
| 9 | 12Cr1movg | 470- | ≥ | 21/19% | 40/27 | - |
| 10 | 12Cr2MEVTIB | 540- | ≥ | 18 / -% | 40 / - | - |
| 11 | 10cr9mo1vnbn | ≥ | ≥ | 20/16% | 40/27 | ≤ |
| 12 | 10cr9Mow2Vnbn | ≥ | ≥ | 20/16% | 40/27 | ≤ |
Kauri na bango da diamita na waje:
Idan babu wasu buƙatu na musamman, bututu za a iya isarwa kamar yadda diamita ta gabas diamita da kauri. Kamar yadda bi takardar
| Tsarin rarrabuwa | Hanyar samarwa | Girman bututu | Haƙuri | |||
| Aji na al'ada | Babban aji | |||||
| Wh | Zafi birgima (extrude) bututu | Metal outter diamita (D) | <57 | 0.40 | ± 0,30 | |
| 57 ~325 | SW35 | ± 0.75% d | ± 0.5% d | |||
| S> 35 | ± 1% d | ± 0.75% d | ||||
| > 325 ~6 .. | + 1% d ko + mafi karami daya 一 2 | |||||
| > 600 | + 1% d ko + 7, dauki mafi karancin 一 2 | |||||
| Kauri tufafi na yau da kullun (S) | <4.0 | ± | 丨) | ± 0.35 | |||
| > 4.0-20 | + 12.5% s | ± 10% s | ||||
| > 20 | DV219 | ± 10% s | ± 7.5% s | |||
| 219 | + 12.5% s -10% s | 土10% s | ||||
| Wh | PIPE na fadada | Metal outter diamita (D) | duka | ± 1% d | ± 0.75%. |
| Kauri tufafi na yau da kullun (S) | duka | + 20% s -10% s | + 15% s -Io% s | ||
| Wc | Sanyi Drawn (birgima) Ppipe | Metal outter diamita (D) | <25.4 | ± 'L1j | - |
| > 25.4 ~4 () | ± 0.20 | ||||
| > 40 ~50 | | | 0.25 | - | |||
| > 50 ~60 | ± 0.30 | ||||
| > 60 | ± 0.5% d | ||||
| Kauri tufafi na yau da kullun (S) | <3.0 | ± 0.3 | ± 0.2 | ||
| > 3.0 | S | ± 7.5% s |
Tsawon:
Tsawon da ya saba da karfe bututun ƙarfe shine 4 000 mm ~ 12 000 mm. After consultation between the supplier and the buyer, and fill in the contract, it can be delivered steel pipes with a length greater than 12 000 mm or shorter than I 000 mm but not shorter than 3 000 mm; gajeren tsawon yawan bututun karfe kasa da 4,000 amma ba kasa da 3,000 mm bazasu wuce 5% na jimlar bututun ƙarfe ba
Isar da kaya:
Lokacin da aka isar da bututun ƙarfe gwargwadon lokacin diamita mai narkewa na waje ko kuma kauri mai kauri da na ciki, bututun ƙarfe na ciki, bututun ƙarfe na ciki, an kawo bututun karfe na ciki gwargwadon ainihin nauyi. Hakanan za'a iya isar da shi bisa ga nauyin kuskuren.
Lokacin da aka isar da bututun ƙarfe gwargwadon ma'aunin m diamita da qarancin girman bangon bangon, an kawo bututun ƙarfe gwargwadon ainihin nauyi; wadatarwa da buƙatar jam'iyyun suna sasantawa. Kuma ana nuna shi a cikin kwangilar. Hakanan za'a iya isar da bututun karfe bisa ga nauyin ɓoyayyen.
Mai haƙuri mai ƙarfi:
Dangane da bukatun mai siye, bayan shawara tsakanin mai siye da mai siye, kuma a cikin kwantiragin, nauyin da ke kusa da bututun karfe zai cika bukatun:
a) bututun ƙarfe guda ɗaya: ± 10%;
b) Kowane bambancen bututun ƙarfe tare da mafi ƙarancin girman 10 t: ± 7.5%.
Gwajin Hydraustat:
Yakamata a gwada bututun karfe na ƙarfe daya bayan daya. Matsakaicin matsin lamba shine 20 MPA. A karkashin matsin lamba na gwaji, lokacin karfafawa bai kamata ya zama ƙasa da 10 s, da bututun ƙarfe ba zai yi leƙo ba.
Bayan mai amfani ya yarda, ana iya maye gurbin gwajin hydraulic ta Eddy na yanzu gwajin na yanzu ko gwajin magnetic ya yi.
Gwajin Nondestruction:
Buppes wanda ke buƙatar ƙarin dubawa ya kamata a bincika ultrasonically daya bayan daya. Bayan tattaunawar na bukatar yarda da jam'iyyar kuma an ayyana shi a cikin kwangilar, ana iya kara wasu gwajin wadanda ba lalacewa ba.
Gwajin gwaji:
Tubes tare da waje diamita mafi girma da 22 mm za a haye kan wani gwaji na yau da kullun. Babu wani bene mai ban sha'awa, farin aibobi, ko immurities ya kamata ya faru a duk gwajin.
Gwajin Warare:
Dangane da bukatun mai siye da kuma bayyana a cikin kwangilar, bututun mayafi tare da diami na waje ≤7mmm da kauri mai kauri. An yi gwajin a zazzabi a daki tare da taper of 60 °. Bayan flashewa, yawan adadin diamita na waje ya kamata ya cika bukatun teburin masu zuwa, kuma kayan gwajin dole ne su nuna fasa ko rips
| Nau'in karfe
| Fitar da diamita mai narkewa na bututun ƙarfe /% | ||
| Diamita na ciki / diamita na waje | |||
| <0.6 | > 0.6 ~0.8 | > 0.8 | |
| Babban carbon carbon mai tsari | 10 | 12 | 17 |
| Tsarin Soloy Karfe | 8 | 10 | 15 |
| • Ana lissafta diami na ciki don samfurin. | |||
