ASTM A234 WPB & WPC Pipes Fottipts oo ay ka mid yihiin xusullada, Tee, yareynta

Sharraxaadda Gaaban:

Tilmaamahan qeexitaanku wuxuu ka daboolay kaarboonka birta iyo alloy birta ku dhejiska ah ee dhismayaasha iyo dhisme-hoosaad. Kudiirradan ayaa loogu talagalay in lagu isticmaalo tuubbada cadaadiska iyo burooyinka weelka cadaadiska cadaadiska ee loogu talagalay adeegga heerkulka dhexdhexaadka ah iyo kuwa sare leh. Qoraallada ku rakiban waa inay ka koobnaadaan birta lagu dilo, caloosha, baararka, taarikada, badeecadaha tuubbada tuubbada leh ama wax lagu dhejiyo oo bir bir ah oo lagu daray. Dhaqaalaha ama qaabeynta qalliinka waxaa lagu fulin karaa hamrin, riixid, daloolin, soo-saaritaan, xanaaq, duubin, mindiyo, ama isku darka laba ama in ka badan oo hawlgalladan ah. Nidaamka qaab-dhismeedka waa in lagu dabaqaadaa si aysan u soo saari doonin cilladaha waxyeelada leh ee ku rakibayaasha. Ku rakibida, ka dib marka ay ku dhacdo heerkul sare, waa in lagu qaboojiyaa heerkul ka hooseeya xaaladaha ku habboon si looga hortago ciladaha waxyeellada leh, laakiin si ka mid ah si dhakhso ah ugama takooro heerka qaboojinta ee hawada. Ku rakibidda waa in lagu soo rogaa tijaabada kacsanaanta, tijaabada adag, iyo baaritaanka hawo-mareenka.


Si faahfaafo

Calaamadaha wax soo saarka

Iskuxirka kiimikada ee ASTM A234 WPB & WPC

Curiye

Waxa ku jira,%

ASTM A234 WPB

ASTM A234 WPC

Kaarboon [c]

≤0.30

≤0.35

Manganese [mn]

0.29-1.066

0.29-1.066

Fosfooraska [p]

≤0.050

≤0.050

Sulfur [s]

≤0.058

≤0.058

Silikon [si]

≥0.10

≥0.10

Chromium [cr]

≤0.40

≤0.40

Molybdem [mo]

≤0.15

≤0.15

Nickel [NI]

≤0.40

≤0.40

Naxaasta [cut

≤0.40

≤0.40

Vadudium [v]

≤0.08

≤0.08

* Kaararka kaarboon [ce = c + mn / 6 + (cr + m + + + + (ni + Cuct) / 15] waa in laga soo sheegaa 0.50 waxaana laga soo sheegi doonaa MTC.

Guryaha farsamada ee ASTM A234 WPB & WPC

ASTM darajooyinka A234

Xoogga khafiifka ah, min.

Awood, min.

Elongation%, min

KSI

Markhaati

KSI

Markhaati

Dheeruaddinions

Ka rogay

WPB

60

415

35

240

22

14

WPC

70

485

40

275

22

14

* 1. WPB iyo WPC Ppefs Fottings oo laga soo saaray taarikada waxay yeelan doontaa ugu yaraan mulwari 17%.
* 2. Haddii aan loo baahnayn, qiimaha adag looma baahna in la soo sheego.

Wax soo saarid

ASTM A234 Qalabka tuubbada birta ee birta ah waxaa laga samayn karaa tuubooyin aan kala go 'lahayn, tuubooyin gorgor ah ama taarikada iyadoo la qaabaalaya hawlgallada riixida, garaaca, mashiinka, ama isku darka in ka badan howlahan ama ka badan. Dhamaan dhallaanka oo ay ku jiraan welds ee wax soo saarka Tubalar ee loo sameeyay oo lagu rakibay waa la dhigi doonaa si waafaqsan qaybta ASME IX. Daaweynta kuleylka ka dib ee boostada ayaa 1100 ilaa 1250 ° F [595 ° F [595 ° C] iyo imtixaanka sawir-qaadista waa in la sameeyaa ka dib geedi socodka alxanka.


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