Txhawm rau txhim kho lub thermal efficiency ntawm reseat chav raj raj ntawm lub zog cog ntoo, cov dej ntws rov qab tuaj yeem tsim los ua 621¡Ãc, uas yog, lub ntsuas kub. Tebchaws Asmeskas tau tsim ASTM A335 P92 alloy steel nyob rau hauv lub xyoo dhau los 1980s kom tau raws li cov cua sov tiv thaiv cov hluav taws kub kub no. Alloy Steel P92 yog kev txhim kho version ATTM A335 P91 Alloy nrog cov ntsiab lus, Vanadium, txo cov molybdenum cov ntsiab lus \ / Austenite piv, thiab cov ntsiab lus nitrogen.
Ntaus Seamless Yeeb Nkab
Lub raj seamless
Welded Yeeb Nkab
Welded Tube
Pom lsaw erw EFW
Beveled kawg, ntshiab kawg "
Loj od: 1 \ / 2 "" ~ 48 ""
Thickness: Sch5 ~ Schxxs
Ntev: Raws li qhov koj xav tau. "
Tsim cov txheej txheem kub dov rolling \ / kub ua hauj lwm, dov
Tsim cov qauv ASME B36.10 ASME B36.19
Cov Khoom Siv Alloy Steel Astm A333 Qib 3, Qeb 6, Qib 8, Qib 9
ASTM A335 P5, P5, P11, P12, P22, P91, P143