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ASTM A335 Daawaha Birta Tuubada 42CRMO

Sharaxaad Gaaban:

Magaca: Tuubada Birta Daawaha

Heerka: ASTM, ASME iyo API

Cabbirka: 1/8″NB ILAA 30″ NB IN

Cabbirka Tuubada: 1/2″ OD ilaa 5″ OD, dhexroorka kastamka ayaa sidoo kale la heli karaa

Dhexroorka Dibadda: 6-2500mm; WT: 1-200mm

Jadwalka: SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS

Darajada: STM A335 Gr. P5, P9, P11, P12, P21, P22 & P91, ASTM A213 - T5, T9, T11, T12, T22, T91, ASTM A691


Faahfaahinta Badeecada

Calaamadaha Alaabta

Dulmar guud ee tuubooyinka birta ah ee daawaha

Tuubooyinka Birta Daawaha waxaa loo isticmaalaa codsiyada u baahan sifooyin iska caabbinta daxalka dhexdhexaadka ah oo leh cimri dherer wanaagsan iyo kharash dhaqaale. Si fudud loo dhigo, tuubooyinka bir-daawaha ayaa la doorbidaa meelaha ay tuubooyinka birta kaarboonku ku fashilmi karaan. Waxaa jira laba nooc oo bir-daawaha ah - bir-daawaha sare iyo bir-daawaha hooseeya. Tuubooyinka ka kooban bir-daawaha hooseeya waxay leeyihiin walxo bir-daawaha ah oo ka hooseeya 5%. Halka maaddada bir-daawaha sare ay u dhaxayn doonto 5% ilaa qiyaastii 50%. Sida inta badan bir-daawaha, awoodda cadaadiska shaqada ee Tuubooyinka Birta Daawaha aan Toosanayn waxay qiyaastii 20% ka sarreysaa tuubo bir-daawaha ah. Markaa codsiyada leh cadaadis shaqo oo sarreeya oo shuruud ahaan ah, isticmaalka tuubo aan tolnayn ayaa la caddeeyay. In kasta oo ay ka xoog badan tahay tuubo bir-daawaha ah, haddana kharashku aad ayuu u sarreeyaa. Intaa waxaa dheer, khatarta daxalka intergranular ee aagga alxanka ee kulaylka saameeya ayaa ka badan badeecada alxanka ah. Farqiga muuqda ee u dhexeeya Tuubooyinka Birta Daawaha leh iyo badeecad aan tolnayn waa tolmada latitudinal ee dhererka tuubada. Si kastaba ha ahaatee, maanta, iyadoo la marayo horumarka tignoolajiyada, tolmada ku jirta Tuubada Birta Alloy ERW si weyn ayaa loo dhimi karaa iyada oo loo marayo daawaynta dusha sare, si aanay indhaha dadku u arki karin.

Faahfaahinta Tuubada Birta Daawaha & Tuubada (Aan Tolnayn/ Alxan/ ERW)

Tilmaamaha ASTM A 335 ASME SA 335
Heerka Caadiga ah ASTM, ASME iyo API
Cabbirka 1/8" NB ilaa 30" NB IN
Cabbirka Tuubada 1/2" OD ilaa 5" OD, dhexroorka kastamka ayaa sidoo kale la heli karaa
Dhexroorka Dibadda 6-2500mm; Miisaanka: 1-200mm
Jadwalka SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS
Fasal STM A335 Gr. P5, P9, P11, P12, P21, P22 & P91, ASTM A213 - T5, T9, T11, T12, T22, T91, ASTM A691
Dhererka Gudaha 13500mm
Nooca Aan tolnayn / La farsameeyay
Foomka Wareeg, Haydarooliga iwm
Dhererka Hal Random, Laba-labo Random & Dhererka Goynta.
Dhammaad Dhammaad Caadi ah, Dhammaad La Gooyay, La Tuubay

Noocyada Tuubooyinka Birta Daawaha ah ee aan kala go 'lahayn

Tuubooyinka birta adag ee 15cr mo
25crmo4 tuubo bir ah oo daawaha ah
36 inji ASTM A 335 Fasalka P11 tuubo bir ah oo galvanized ah
42CrMo/SCM440 tuubo bir ah oo aan lahayn tolmo
Tuubo bir ah oo daawaha 20/21/33 ah
tuubo bir ah oo daawaha 40MM ah
ASTM A355 P22 tuubo bir ah oo aan kala go 'lahayn
ASTM A423 Daawaha Steel tuubo aan xuduud lahayn
Tuubo bir ah oo dahaarka leh oo la galvanized ah oo hooseeya

Tuubooyinka Birta Daawaha ah ERW Guryaha Kiimikada

Birta Daawaha
C Cr Mn Mo P S Si
  0.05 – 0.15 1.00 – 1.50 0.30 – 0.60 0.44 – 0.65 ugu badnaan 0.025 ugu badnaan 0.025 0.50 – 1.00

Astaamaha Farsamada ee Birta Daawaha ah Tuubooyinka Chrome moly

Xoogga Tijaabada, MPa Xoogga Wax Soo Saarka, MPa Kordhinta, %
415 daqiiqo 205 daqiiqo 30 daqiiqo

Dhexroorka Dibadda & Dulqaadka Tuubada Daawaha ASME SA335

ASTM A450 Kulul oo la duubay Dhexroorka Dibadda, mm Dulqaad, mm
OD≤101.6 +0.4/-0.8
101.6<OD≤190.5 +0.4/-1.2
190.5<OD≤228.6 +0.4/-1.6
Qabow la sawiray Dhexroorka Dibadda, mm Dulqaad, mm
OD= 25.4 ±0.10
25.4≤OD≤38.1 ±0.15
38.1%OD=50.8 ±0.20
50.8≤OD<63.5 ±0.25
63.5≤OD<76.2 ±0.30
76.2≤OD≤101.6 ±0.38
101.6<OD≤190.5 +0.38/-0.64
190.5<OD≤228.6 +0.38/-1.14
ASTM A530 iyo ASTM A335 NPS Dhexroorka Dibadda, inji Dulqaad, mm
1/8≤OD≤1-1/2 ±0.40
1-1/2<OD≤4 ±0.79
4<OD≤8 +1.59/-0.79
8<OD≤12 +2.38/-0.79
OD> 12 ±1%

Daawaha Birta Heerka Tuubooyinka Daaweynta Kulka

  P5, P9, P11, iyo P22    
Fasal Nooca Daaweynta Kulaylka Caadiyeynta Kala duwanaanshaha Heerkulka F [C] Qaboojinta Hoosaadka ah
ama Deminta
Kala Duwanaanshaha Heerkulka F
[C]
P5 (b, c) Anal Buuxa ama Isothermal ah    
  Caadi ka dhig oo qaboow ***** 1250 [675]
  Annual Subcritical ah (P5c oo keliya) ***** 1325 - 1375 [715 - 745]
P9 Anal Buuxa ama Isothermal ah    
  Caadi ka dhig oo qaboow ***** 1250 [675]
P11 Anal Buuxa ama Isothermal ah    
  Caadi ka dhig oo qaboow ***** 1200 [650]
P22 Anal Buuxa ama Isothermal ah    
  Caadi ka dhig oo qaboow ***** 1250 [675]
P91 Caadi ka dhig oo qaboow 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]
  Demi oo Xanaaq 1900-1975 [1040 - 1080] 1350-1470 [730 - 800]

Tuubooyinka Codsiga Warshadaha Birta Daawaha ah

● Shirkadaha Qodista Saliidda ee Xeebta Ka Baxsan
● Koronto dhalinta
● Kiimikooyinka Batroolka
● Hagaajinta Gaaska
● Kiimikooyinka Gaarka ah
● Daawooyinka
● Qalabka Daawada
● Qalabka Kiimikada
● Qalabka Biyaha Badda
● Beddelayaasha Kulaylka
● Qandaraaslayaasha
● Warshadaha Saxarada iyo Warqadaha

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