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