Bututun Boiler na Karfe Mai Sumul Bututun alloy na superheater bututun musayar zafi
| Daidaitacce:ASTM SA 213 | Alloy ko A'a: Alloy |
| Rukunin Aji: T5, T9, T11, T22 da sauransu | Aikace-aikace: Bututun tukunyar jirgi/bututun musayar zafi |
| Kauri: 0.4-12.7 mm | Maganin Surface: Kamar yadda abokin ciniki ke buƙata |
| Diamita na Waje (Zagaye): 3.2-127 mm | Fasaha: An yi birgima mai zafi |
| Tsawon Lokaci: Tsawon Lokaci ko Tsawon Lokaci | Maganin zafi: Daidaita/Tsaftacewa/Ana rage zafi |
| Siffar Sashe: Zagaye | Bututu Na Musamman: Bututun Bango Mai Kauri |
| Wurin Asali: China | Amfani: Super heat, Boiler da Heat Exchanger |
| Takardar Shaida: ISO9001:2008 | Gwaji: ECT/UT |
Ana amfani da shi galibi don yin bututun ƙarfe mai inganci don bututun tukunyar jirgi mai matsin lamba, bututun musayar zafi da bututun zafi mai zafi
Alloy steel mai inganci: T2, T12, T11, T22, T91, T92 da sauransu.
| Karfe Grade | Sinadarin Sinadarai% | ||||||||||
| C | Si | Mn | P, S Max | Cr | Mo | Ni Max | V | Al Max | W | B | |
| T2 | 0.10~0.20 | 0.10~0.30 | 0.30~0.61 | 0.025 | 0.50~0.81 | 0.44~0.65 | – | – | – | – | – |
| T11 | 0.05~0.15 | 0.50~1.00 | 0.30~0.60 | 0.025 | 1.00~1.50 | 0.44~0.65 | – | – | – | – | – |
| T12 | 0.05~0.15 | Matsakaicin 0.5 | 0.30~0.61 | 0.025 | 0.80~1.25 | 0.44~0.65 | – | – | – | – | – |
| T22 | 0.05~0.15 | Matsakaicin 0.5 | 0.30~0.60 | 0.025 | 1.90~2.60 | 0.87~1.13 | – | – | – | – | – |
| T91 | 0.07~0.14 | 0.20~0.50 | 0.30~0.60 | 0.02 | 8.0~9.5 | 0.85~1.05 | 0.4 | 0.18~0.25 | 0.015 | – | – |
| T92 | 0.07~0.13 | Matsakaicin 0.5 | 0.30~0.60 | 0.02 | 8.5~9.5 | 0.30~0.60 | 0.4 | 0.15~0.25 | 0.015 | 1.50~2.00 | 0.001~0.006 |
Ga T91 banda sama, akwai kuma Nickel 0.4, Va 0.18-0.25, Ni 0.06-0.10, Ni 0.03-0.07, Al 0.02, Ti 0.01, Zr 0.01. A Matsakaici, sai dai idan an nuna iyaka ko mafi ƙaranci. Inda ellipses (...) suka bayyana a cikin wannan tebur, babu wani buƙatu, kuma ba a buƙatar tantance ko bayar da rahoto game da nazarin abubuwan ba. B Ya halatta a yi odar T2 da T12 tare da adadin sulfur na 0.045 max. C A madadin haka, maimakon wannan mafi ƙarancin rabo, kayan zai sami mafi ƙarancin tauri na 275 HV a cikin yanayin tauri, wanda aka ayyana bayan an daidaita shi da sanyaya zuwa zafin ɗaki amma kafin a daidaita shi. Za a yi gwajin tauri a tsakiyar kauri na samfurin. Mitar gwajin tauri zai zama samfuran samfuri biyu na kowane yanki na maganin zafi kuma za a ba da rahoton sakamakon gwajin tauri akan rahoton gwajin kayan.
| Karfe Grade | Kayayyakin Inji | |||
| T. S | Y. P | Ƙarawa | Tauri | |
| T2 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW(85HRB) |
| T11 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW(85HRB) |
| T12 | ≥ 415MPa | ≥ 220MPa | ≥ 30% | 163HBW(85HRB) |
| T22 | ≥ 415MPa | ≥ 205MPa | ≥ 30% | 163HBW(85HRB) |
| T91 | ≥ 585MPa | ≥ 415MPa | ≥ 20% | 250HBW(25HRB) |
| T92 | ≥ 620MPa | ≥ 440MPa | ≥ 20% | 250HBW(25HRB) |
Bambance-bambancen da aka yarda a cikin kauri bango
| Kauri mai kauri % | |||||
| waje diamita a cikin. mm | 0.095 2.4 kuma a ƙarƙashin | sama da 0.095 zuwa 0.15 2.4-3.8 har da | sama da 0.15 zuwa 0.18 3.8-4.6 har da | sama da 0.18 zuwa 4.6 | |
| sama da ƙasa ƙasa ƙasa ƙasa ƙasa ƙasa | |||||
| sumul, an gama da zafi | |||||
| Inci 4 da ƙasa da 40 0 35 0 33 0 28 0 | |||||
| sama da inci 4 .. .. 35 0 33 0 28 0 | |||||
| babu matsala, an gama da sanyi | |||||
| a ƙasa | |||||
| 1 1/2 da ƙasa da haka | 200 | ||||
| sama da 1 da rabi | 22 0 | ||||
Bambancin da aka yarda a cikin kauri bango ya shafi bututu ne kawai, sai dai bututun ciki masu tayar da hankali, kamar yadda aka gama da birgima ko sanyi.
kuma kafin a yi amfani da shi, a faɗaɗa, a lanƙwasa, a goge, ko wasu ayyukan ƙera
Bambance-bambancen da aka yarda a diamita na waje
| diamita na waje (mm) | Bambancin da aka ƙayyade (mm) | |
| zafi gama sumul bututu | sama | a ƙarƙashin |
| 4" (100mm) da ƙasa da haka | 0.4 | 0.8 |
| 4-7 1/2"(100-200mm) | 0.4 | 1.2 |
| 71/2-9“(200-225) | 0.4 | 1.6 |
| Bututun da aka haɗa da kuma bututun da aka gama da sumul | ||
| ƙasa da 1" (25mm) | 0.1 | 0.11 |
| 1-1 1/2" (25-40mm) | 0.15 | 0.15 |
| 11/2-2" (40-50mm) | 0.2 | 0.2 |
| 2-21/2" (50-65mm) | 0.25 | 0.25 |
| 21/2-3" (65-75mm) | 0.3 | 0.3 |
| 3-4" (75-100mm) | 0.38 | 0.38 |
| 4-7 1/2"(100-200mm) | 0.38 | 0.64 |
| 71/2-9“(200-225) | 0.38 | 1.14 |
Gwajin Hydraustatic:
Ya kamata a gwada bututun ƙarfe ta hanyar amfani da na'ura ɗaya bayan ɗaya. Matsakaicin matsin lamba na gwaji shine 20 MPa. A ƙarƙashin matsin lamba na gwaji, lokacin daidaitawa bai kamata ya zama ƙasa da 10 S ba, kuma bututun ƙarfe bai kamata ya zube ba. Ko kuma a iya maye gurbin gwajin na'ura ta hanyar gwajin Eddy Current ko gwajin zubar da jini na Magnetic.
Gwajin da ba ya lalatawa:
Ya kamata a duba bututun da ke buƙatar ƙarin dubawa ta hanyar amfani da na'urar ultrasonic ɗaya bayan ɗaya. Bayan tattaunawar ta buƙaci amincewar ɓangaren kuma an ƙayyade ta a cikin kwangilar, za a iya ƙara wasu gwaje-gwaje marasa lalata.
Gwajin Faɗaɗawa:
Za a yi wa bututun da diamitansu ya fi mm 22 gwaji. Bai kamata a sami gogewa a bayyane, fari, ko datti a lokacin gwajin ba.
Gwajin Tauri:
Don gwajin taurin Brinell, Vickers, ko Rockwell, za a yi gwajin taurin kai a kan samfurin daga kowane yanki.
