Babban ingancin ASTM A335 P91 Mai kera bututun da ba shi da ƙarfi a China
Dubawa
Ci gabanmu ya dogara da kayan aiki na ci gaba, ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun masana'antar mu, za mu ci gaba da yin ƙoƙari don haɓaka kamfaninmu da samar da samfuran inganci masu inganci tare da jeri mai tsada. Duk wani tambaya ko sharhi ana yabawa sosai. Ka tuna ka kama mu kyauta. Kamfaninmu yana aiki ta hanyar tsarin aiki na "tushen aminci, haɗin gwiwar da aka ƙirƙira, daidaita mutane, haɗin gwiwar nasara-nasara". Muna fatan za mu iya samun dangantakar abokantaka da ɗan kasuwa daga ko'ina cikin duniya
P91 ba wai kawai yana da babban juriya na iskar iskar shaka da juriya mai zafin tururi mai zafi ba, har ma yana da tasiri mai kyau da ƙarfi da ƙarfi da kwanciyar hankali na dogon lokaci da ƙarfin zafi. Lokacin da zafin sabis ɗin ya kasance ƙasa da 620 ℃, damuwa da za a iya yarda dashi ya fi na austenitic bakin karfe. Sama da 550 ℃, da shawarar zane halatta danniya ne game da sau biyu na T9 da 2.25Cr-1Mo karfe. Ana iya amfani da shi azaman babban zafin jiki superheater da reheater karfe bututu for subcritical da supercritical tukunyar jirgi bango zafin jiki ≤625 ≤625 ℃, high zafin jiki header da tururi bututu bango zafin jiki ≤600 ℃, kazalika da makamashin nukiliya zafi Exchanger da tanderun tube na man fetur fatattaka naúrar.
Aikace-aikace
An yafi amfani da shi don yin high quality gami karfe tukunyar jirgi bututu, zafi musayar bututu, high matsa lamba tururi bututu ga man fetur da kuma sinadaran masana'antu.
Babban Daraja
Grade na high quality gami bututu: P1, P2, P5, P9, P11, P22, P91, P92 da dai sauransu
Abubuwan Sinadari
Daraja | UN | C≤ | Mn | P≤ | S≤ | Si ≤ | Cr | Mo |
Sequiv. | ||||||||
P1 | K11522 | 0.10 ~ 0.20 | 0.30 ~ 0.80 | 0.025 | 0.025 | 0.10 ~ 0.50 | - | 0.44 ~ 0.65 |
P2 | K11547 | 0.10 ~ 0.20 | 0.30 ~ 0.61 | 0.025 | 0.025 | 0.10 ~ 0.30 | 0.50 ~ 0.81 | 0.44 ~ 0.65 |
P5 | K41545 | 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.5 | 4.00 ~ 6.00 | 0.44 ~ 0.65 |
P5b | K51545 | 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 1.00 ~ 2.00 | 4.00 ~ 6.00 | 0.44 ~ 0.65 |
P5c | K41245 | 0.12 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.5 | 4.00 ~ 6.00 | 0.44 ~ 0.65 |
P9 | S50400 | 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.50 ~ 1.00 | 8.00 ~ 10.00 | 0.44 ~ 0.65 |
P11 | K11597 | 0.05 ~ 0.15 | 0.30 ~ 0.61 | 0.025 | 0.025 | 0.50 ~ 1.00 | 1.00 ~ 1.50 | 0.44 ~ 0.65 |
P12 | K11562 | 0.05 ~ 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.5 | 0.80 ~ 1.25 | 0.44 ~ 0.65 |
P15 | K11578 | 0.05 ~ 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 1.15 ~ 1.65 | - | 0.44 ~ 0.65 |
P21 | K31545 | 0.05 ~ 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.5 | 2.65 ~ 3.35 | 0.80 ~ 1.60 |
P22 | K21590 | 0.05 ~ 0.15 | 0.30 ~ 0.60 | 0.025 | 0.025 | 0.5 | 1.90 ~ 2.60 | 0.87 ~ 1.13 |
P91 | K91560 | 0.08 ~ 0.12 | 0.30 ~ 0.60 | 0.02 | 0.01 | 0.20 ~ 0.50 | 8.00 ~ 9.50 | 0.85 ~ 1.05 |
P92 | K92460 | 0.07 ~ 0.13 | 0.30 ~ 0.60 | 0.02 | 0.01 | 0.5 | 8.50 ~ 9.50 | 0.30 ~ 0.60 |
Sabuwar ƙididdiga da aka kafa daidai da Practice E 527 da SAE J1086, Ƙwararren Ƙarfe da Ƙarfe (UNS). B Grade P 5c zai sami abun ciki na titanium wanda bai gaza sau 4 na abun cikin carbon ba kuma bai wuce 0.70% ba; ko abun ciki na columbium na 8 zuwa 10 na abun cikin carbon.
Kayan Injiniya
Kayan aikin injiniya | P1, P2 | P12 | P23 | P91 | P92,P11 | P122 |
Ƙarfin ƙarfi | 380 | 415 | 510 | 585 | 620 | 620 |
Ƙarfin bayarwa | 205 | 220 | 400 | 415 | 440 | 400 |
Maganin Zafi
Daraja | Nau'in Maganin Zafi | Daidaita Yanayin Zazzabi F [C] | Subcritical Annealing ko Tempering |
P5, P9, P11, da P22 | Yanayin Zazzabi F [C] | ||
A335 P5 (b,c) | Cikakken ko Isothermal Anneal | ||
Normalize da fushi | ***** | 1250 [675] | |
Subcritical Anneal (P5c kawai) | ***** | 1325 - 1375 [715 - 745] | |
Saukewa: A335P9 | Cikakken ko Isothermal Anneal | ||
Normalize da fushi | ***** | 1250 [675] | |
Saukewa: A335P11 | Cikakken ko Isothermal Anneal | ||
Normalize da fushi | ***** | 1200 [650] | |
Saukewa: A335P22 | Cikakken ko Isothermal Anneal | ||
Normalize da fushi | ***** | 1250 [675] | |
Saukewa: A335P91 | Normalize da fushi | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Quench da Haushi | 1900-1975 [1040 - 1080] | 1350-1470 [730 - 800] |
Bukatar Gwaji
Baya ga tabbatar da abun da ke tattare da sinadarai da kaddarorin inji, ana yin gwajin hydrostatic daya bayan daya, Gwajin Nodestructive, Binciken Samfura, Tsarin Karfe da Gwajin Etching, Gwajin Flattening da dai sauransu.
Ƙarfin Ƙarfafawa
Ikon samarwa: Ton 2000 a kowane wata kowane Grade na ASTM A335 Alloy Steel Pipe
Marufi
A cikin daure da A cikin Akwatin katako mai ƙarfi
Bayarwa
7-14 kwanaki idan a stock, 30-45 kwanaki don samar
Biya
30% depsoit, 70% L/C ko B/L kwafin ko 100% L/C a gani