Abubuwan da ke faruwa China Super Heater Tubes A213 Bututu mara nauyi
Dubawa
Kasuwancin yana ɗaukar falsafar "Kasancewa mai inganci, kafe akan bashi da rikon amana don haɓaka", za ta ci gaba da yin hidimar da ta gabata da sabbin abubuwan da suka dace daga gida da ƙasashen waje gabaɗayan zafi don A213 Seamless Pipe Super Heater Tubes, Musamman girmamawa ga marufi na kaya don kauce wa duk wani lalacewa a lokacin sufuri, Cikakken hankali ga fa'ida mai dacewa da shawarwari na masu siyayyar mu masu daraja. Tare da high quality, m farashin, on-lokaci bayarwa da kuma musamman & na musamman ayyuka don taimaka abokan ciniki cimma burinsu nasara, mu kamfanin ya samu yabo a cikin gida da kuma kasashen waje kasuwanni. Masu saye suna maraba da tuntuɓar mu.
Aikace-aikace
An yafi amfani da shi don yin high quality gami karfe bututu ga high matsa lamba tukunyar jirgi bututu, zafi Exchanger bututu da super zafi bututu.
Babban Daraja
Grade na high quality-gami karfe: T2,T12,T11,T22,T91,T92 da dai sauransu
Abubuwan Sinadari
| Karfe daraja | Haɗin Sinadari% | ||||||||||
| 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 |
Don T91 wanin sama kuma ya haɗa da 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. Matsakaicin, sai dai idan an nuna iyaka ko ƙarami. Inda ellipses (...) suka bayyana a cikin wannan tebur, babu buƙatu, kuma ba a buƙatar tantance ko ba da rahoton bincike game da kashi. B Ya halatta a yi oda T2 da T12 tare da abun ciki na sulfur na 0.045 max. C A madadin, a maimakon wannan mafi ƙarancin rabo, kayan zai sami ƙaramin ƙarfi na 275 HV a cikin yanayin taurare, wanda aka ayyana azaman bayan austenitizing da sanyaya zuwa zafin jiki amma kafin zafin jiki. Za a yi gwajin taurin a tsakiyar kauri na samfurin. Mitar gwajin taurin zai zama samfuran samfuri guda biyu a kowace yawan maganin zafi kuma za a ba da rahoton sakamakon gwajin taurin akan rahoton gwajin kayan.
Kayan Injiniya
| Karfe daraja | Kayayyakin Injini | |||
| T. S | Y.P | Tsawaitawa | 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) |
Hakuri
Bambance-bambancen da aka halatta a cikin kaurin bango
| Wallthickes % | |||||
| waje diamita in. mm | 0.095 2.4 da kuma karkashin | fiye da 0.095 ku 0.15 2.4-3.8 hada da | fiye da 0.15 ku 0.18 3.8-4.6 hada da | fiye da 0.18 ku 4.6 | |
| sama da ƙasa sama da ƙasa | |||||
| m, zafi gama | |||||
| 4inch kuma ƙasa da 40 0 35 0 33 0 28 0 | |||||
| sama da inch 4 ...... 35 0 33 0 28 0 | |||||
| m, sanyi ya ƙare | |||||
| a kasa | |||||
| 11/2 da kuma kasa | 200 | ||||
| fiye da 11/2 | 220 | ||||
Bambance-bambancen da aka halatta a cikin kauri na bango ana amfani da bututu ne kawai, sai dai bututun da ke cikin bacin rai, kamar yadda aka gama birgima ko sanyi.
kuma kafin swaging, faɗaɗa, lankwasawa, gogewa, ko wasu ayyukan ƙirƙira
Bambance-bambancen da aka halatta a cikin Diamita na Waje
| diamita na waje (mm) | Bambancin Halatta (mm) | |
| zafi gama sumul tube | a kan | karkashin |
| 4" (100mm) da kuma ƙasa | 0.4 | 0.8 |
| 4-71/2" (100-200mm) | 0.4 | 1.2 |
| 71/2-9" (200-225) | 0.4 | 1.6 |
| Bututun welded da sanyi sun gama bututu marasa sumul | ||
| kasa 1"(25mm) | 0.1 | 0.11 |
| 1-11/2" (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 |
| 4-71/2" (100-200mm) | 0.38 | 0.64 |
| 71/2-9" (200-225) | 0.38 | 1.14 |
Bukatar Gwaji
Gwajin Ruwa:
Yakamata a gwada bututun Karfe da ruwa daya bayan daya. Matsakaicin Matsayin Gwajin shine MPa 20. Ƙarƙashin Ƙarƙashin Gwajin, Lokacin Tsabtatawa bai kamata ya zama ƙasa da 10 S ba, kuma Bututun Karfe Kada ya zube. Ko Ana iya Mayar da Gwajin Na'urar Haɗaɗɗiyar Ta Hanyar Gwajin Eddy na Yanzu Ko Gwajin Leakage Magnetic Flux.
Gwajin mara lalacewa:
Yakamata a duba bututun da ke buƙatar ƙarin bincike ta hanyar duban dan tayi ɗaya bayan ɗaya. Bayan Tattaunawar Na Bukatar Yardar Jam'iyyar Kuma An Ƙayyade A Cikin Yarjejeniyar, Za'a Iya Ƙara Wasu Gwajin Mara Lalacewa.
Gwajin Lalacewa:
Tubes Tare da Diamita Na Waje Sama da 22mm Za a Yi gwajin Lalacewa. Babu Bayyanannen Haɓakawa, Farin Tabo, Ko Najasa da yakamata su Faru yayin Gabaɗayan Gwajin.
Gwajin Tauri:
Don Bututu Na Maki P91, P92, P122, Da P911, Brinell, Vickers, Ko Rockwell Gwajin Hardness Za'a Yi Akan Samfura Daga Kowane Lutu.
Cikakken Bayani
Tubu mai tukunyar jirgi
GB/T5310-2017
ASME SA-106/SA-106M-2015
ASTMA210(A210M) -2012
ASME SA-213/SA-213M
