Dulmar guud oo ku saabsan gariiradda qabow ee la duubay
Gariiradda qabow ee la duubay waxay ka samaysan tahay gariirad kulul oo la duubay. Habka qabow ee la duubay, gariiradda kulul ee la duubay waxaa lagu rogrogaa heerkulka dib-u-cusboonaysiinta, birta guud ahaan la duubayna waxaa lagu rogrogaa heerkulka qolka. Xaashi bir ah oo leh silikoon sare waxay leedahay jajab yar iyo dabacsanaan yar, waxayna u baahan tahay in la kululeeyo ilaa 200 °C ka hor inta aan la rogin qabow. Maadaama gariiradda qabow ee la duubay aan la kululayn inta lagu jiro habka wax soo saarka, ma jiraan wax cillado ah sida godka iyo oksaydhka birta kuwaas oo inta badan laga helo duubista kulul, tayada dusha sare iyo dhammaystirkuna waa wanaagsan yihiin.
Habka Soo-saarka Gariiradda Qabow ee La Duubay
Gariiradda qabow ee la duubay waxay ka samaysan tahay gariirad kulul oo la duubay, habka wax soo saarkeeduna wuxuu inta badan maraa hababka ugu muhiimsan sida diyaarinta walxaha ceeriin ah, duubista qabowga, daaweynta kulaylka, simidda iyo dhammaystirka.
Waxqabadka badeecada ee gariiradda qabow ee la duubay
Duubka iyo kiniinku waa ku dhawaad xirmo la jaray. Duubka qabow waxaa lagu helaa qajaar iyo duub qabow oo duuban. Waxaa la dhihi karaa waa nooc ka mid ah duub qabow oo duuban. Duub qabow oo duuban (xaalad la duubay): Duubka kulul ee duuban waxaa lagu helaa qajaar, duub qabow, dahaar daboolan, simitaan, (dhammaystiran).
Waxaa jira 3 farqi oo waaweyn oo u dhexeeya:
Muuqaalka, gariiradda guud ee qabowgu waa mid aan degganayn.
Go'yaal qabow oo la duubay sida tayada dusha sare, qaab-dhismeedka iyo saxnaanta cabbirka ayaa ka wanaagsan gariiradaha qabow.
Marka laga hadlayo waxqabadka, gariiradda qabow ee si toos ah loo helo ka dib habka rogrogidda qabow ee gariiradda kulul ee la duubay waa shaqo adag inta lagu jiro rogrogidda qabow, taasoo keenta koror ku yimaada xoogga wax soo saarka iyo qayb ka mid ah cadaadiska gudaha oo harsan, muuqaalka dibaddana waa mid "adag". Waxaa loo yaqaan gariiradda qabow.
Sidaa darteed, xoogga wax soo saarka: gariiradda qabow waxay ka weyn tahay gariiradda qabow-rogmada leh (xaaladda la ruxay), sidaa darteed gariiradda qabow-rogmada leh (xaaladda la ruxay) ayaa aad ugu habboon shaambadaynta. Guud ahaan, xaaladda keenista caadiga ah ee gariiradaha qabow-rogmada leh waa la ruxay.
Halabuurka Kiimikada ee Gariiradda Birta Qabow ee La Duubay
| Heerka Birta | C | Mn | P | S | Al | |
| DC01 | SPCC | ≤0.12 | ≤0.60 | 0.045 | 0.045 | 0.020 |
| DC02 | SPCD | ≤0.10 | ≤0.45 | 0.035 | 0.035 | 0.020 |
| DC03 | SPCE | ≤0.08 | ≤0.40 | 0.030 | 0.030 | 0.020 |
| DC04 | SPCF | ≤0.06 | ≤0.35 | 0.025 | 0.025 | 0.015 |
Hantida Farsamada ee Gariiradda Birta Qabow ee La Duubay
| Summada | Xoogga Wax soo saarka RcL Mpa | Xoogga la riixo Rm Mpa | Kordhinta A80mm% | Tijaabada saameynta (dhererka) | |
| Heerkulka °C | Shaqada saameynta AKvJ | ||||
| SPCC | ≥195 | 315-430 | ≥33 | ||
| Q195 | ≥195 | 315-430 | ≥33 | ||
| Q235-B | ≥235 | 375-500 | ≥25 | 20 | ≥2 |
Darajooyinka Birta ee la heli karo iyo Codsiga
| Qaybta agabka | Heerka Ganacsiga Baosteel | Heerka Qaranka | Heerka Warshadaha Japan | Heerka warshadaha Jarmalka | Heerka Yurub | Heerarka Bulshada Mareykanka ee Agabka Imtixaanka | Faallooyin | |
| Summada | Summada | Summada | Summada | Summada | Summada | |||
| Xaashiyaha iyo xariijimaha birta ah ee kaarboon-yar ee qabow ee la duubay iyo kuwa birta ah ee aadka u hooseeya | Heerka Ganacsiga (CQ) | SPCCST12 (Heerka Jarmalka) | Q19510-P10-S08-P08-S08AI-P08AI-S | SPCC | ST12 | FeP01 | ASTMA366/A366M-96 (waxaa lagu beddelay ASTM A366/A366M-97) | Q195 ee 1.1GB11253-89 waa bir caadi ah oo qaab-dhismeedka kaarboonka ah.2.2 Birta noocaas ah waxaa loo isticmaali karaa soo saarista qaybaha baabuurta, qolofka alaabta guriga, alaabta guriga ee birta foosto iyo alaabada kale ee fudud ee sameynta, foorarsiga ama alxanka. |
| Heerka shaabadaynta (DQ) | SPCDST13 | 10-Z08-Z08AI-Z | SPCD | USt13RRSt13 | FeP03 | ASTMA619/A619M-96 (oo duugoobay ka dib 1997) | Waxay soo saari kartaa qaybo loogu talagalay shaambadeynta iyo habaynta qaab-dhismeedka oo aad u adag sida albaabada baabuurta, daaqadaha, fenders-ka, iyo khaanadaha matoorka. | |
| Sawir qoto dheer (DDQ) | SPCE-FSCE-HFSCE-ZFST14-FST14-HFST14-ZFST14-T | 08AI-F08AI-HF08AI-ZF | SPCE | ST14 | FeP04 | ASTMA620/A620M-96 (waxaa lagu beddelay ASTM A620/A620M-97) | 1.1. Waxay soo saari kartaa qaybo si qoto dheer u sawiran sida nalalka hore ee baabuurta, sanduuqyada boostada, daaqadaha, iwm., iyo sidoo kale qaybo adag oo si xun u qaabaysan.2.2.Q/BQB403-99 ST14-T cusub ee lagu daray waxaa si gaar ah loogu talagalay Shanghai Volkswagen. | |
| Qoditaanka Qoto dheer (SDDQ) | ST15 | FeP05 | Waxay soo saari kartaa qaybo aad u adag sida sanduuqyada boostada baabuurta, nalalka hore, iyo sagxadaha baabuurta ee adag. | |||||
| Sawir aad u qoto dheer (EDDQ) | ST16BSC2 (BIF2) BSC3 (BIF3) | FeP06 | 1.1. Noocani waa mid aad u qoto dheer oo aan lahayn meelo banaan.2.2. 1F18 oo ku jira wakiilka aagga FeP06 SEW095 ee EN 10130-91. |
fasalka gariiradda qabow ee la duubay
1. Nooca Shiinaha ee Lambarka Q195, Q215, Q235, Q275——Q—koodka dhibicda wax soo saarka (xadka) ee birta qaab-dhismeedka kaarboonka caadiga ah, taas oo ah kiiska xarfaha codka Shiinaha ee ugu horreeya ee "Qu"; 195, 215, 235, 255, 275 - siday u kala horreeyaan waxay matalaan qiimaha dhibicda wax soo saarkooda (xadka), cutubka: MPa MPa (N / mm2); sababtoo ah sifooyinka farsamada ee dhammaystiran ee xoogga birta Q235, balaastikada, adkeysiga iyo alxanka birta qaab-dhismeedka kaarboonka caadiga ah. Inta badan, si fiican ayuu u buuxin karaa shuruudaha guud ee isticmaalka, sidaa darteed baaxadda codsiga waa mid aad u ballaaran.
2. Nooca Jabbaan ee SPCC - Bir, P-Plate, C-qabow, afaraad C-common.
3. Heerka Jarmalka ST12 - ST-bir (Bir), xaashi bir ah oo 12-heer ah oo qabow lagu duubay.
Codsiga xaashida birta qabow ee la duubay
Gariiradda qabowga duuban waxay leedahay waxqabad wanaagsan, taas oo ah, iyada oo loo marayo duubista qabowga, xariijinta qabowga duuban iyo xaashi bir ah oo leh dhumuc khafiif ah iyo saxnaan sare ayaa la heli karaa, iyadoo leh toosan sare, siman dusha sare, dusha sare oo nadiif ah oo dhalaalaya oo xaashida qabowga duuban, iyo dahaadh fudud. Habaynta dahaadhka leh, kala duwanaanta, isticmaalka ballaaran, iyo astaamaha waxqabadka shaambaynta sare iyo dhibicda wax soo saarka oo aan gaboobin, sidaa darteed xaashida qabowga duuban waxay leedahay isticmaallo badan, oo inta badan loo isticmaalo baabuurta, durbaanka birta ee daabacan, dhismaha, agabka dhismaha, baaskiiladaha, iwm. Warshadu sidoo kale waa doorashada ugu fiican ee wax soo saarka xaashida birta dahaarka leh ee dabiiciga ah.
Kala duwanaanshaha Codsiga:
(1) Habaynta duubista qabow ee caadiga ah ka dib marka la nadiifiyo; dahaadh;
(2) Qalabka galvanizing-ka oo leh qalabka ka hor daaweynta ayaa loo farsameeyaa galvanizing-ka;
(3) Guddiyo aan u baahnayn habayn haba yaraatee.
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