250䓹܃r
ܳò|飺Q235AQ235B16Mn20#Q345L245L290X42X46X60X800Cr131Cr1700Cr19Ni111Cr18Ni90Cr18Ni11Nbȡ
䓹ܲõ䓰亸ӹˇͬ֞t늺躸ܺԄ늻
亸ʽIJֱͬ֞pܺ܃ɷN˲Πַ֞Aκܺͮͣȣ
|;ͬ֞ƷN
GB/T3091-2001͉wݔ\䓹ܣҪݔˮú՚ͺȡůˮһ^͉w;|飺Q235A䓡
GB/T14291-2006Vwݔͺ䓹ܣҪڵVɽLˮS˹ֱp䓹|Q235ABGB/T14980-1994͉wݔôֱ늺䓹ܣҪݔˮˮú⡢՚ůȵ͉w;|Q235A
GB/T12770-2002CеYòP䓺䓹ܣҪڙCе܇܇Ҿe^bCеcY|0Cr131Cr1700Cr19Ni111Cr18Ni90Cr18Ni11Nb
GB/T12771-1991wݔòP䓺䓹ܣҪݔ͵͉gԽ||0Cr130Cr19Ni900Cr19Ni1100Cr170Cr18Ni11Nb0017Cr17Ni14Mo2
УbúӲP䓹ܣGB/T 18705-2002
ڽbòP䓺ӹܲģJG/T 3030-1995
͉wݔôֱ늺䓹ܣGB/T 3091-2001ԼQú䓹ܣYB4103-2000
ڸ߉偠tßop䓹ܣGB5310-1995
߉偠tßop䓹ܘ˜ Standrd: GB5310------ЇҘ˜Chinese National Standard
; Application:
ڸ߉偠tһ9.8MPa,ض450~650֮gܟ䡢ʡú^ڟȡ
For manufacture heating-pipelines,containers,coal-saving devices,superheaters and reheaters of high pressure boilers(P9.8MPa.450棼T650) ߉偠tßop䓹
Ҫ䓹̖ Main Steel Tube Grade:
20G.20Mng 15MoG 15CrMoG 12Cr2MoG 12Cr1MoV
20gb5310䓹܃r
FIğop䓹ܷN£
opܳ|飺10#20#35#45#Q34527SiMn20G 40cr|DZ40DZ50R80
ʯJ55K55N80P110
g˜ʣ߉偠tGB5310-1995,ʌùGB6479-2000ʯѻGB9948-2000,Љ偠tGB3087-1999,wGB/T8163-1999YGB/T8162-1999Һ֧ܹGB/T17396-1998
ͬr˾3000Mں͇a߉Ͻ|飺Cr5MoCr9Mo15CrMo35CrMo 12Cr1MoV10CrMo910A335P11T91A335P9112Cr2MoWVTiBWB36SA106B P䓮aƷQֱܲlͲġˮůmPyT˜ʼ
И˜ʣGB/T423T-92GB/T14975-2002GB/T14976-2002GB/T13296-91GB/T12770-91 GB/T12771-91ASTM A213/A213-9aASTN312/A312M-00bASTM A269-00.ASTA511-96
Sң|䓡AA䓡SݲʢϺ㽭̫
aƷИ˜:GB14975-2002GB/T14976-2002GB13296-2007GB3090-1982ASTM/ASME A213/213ASTM/ASME A312/312ASTM/ASME A269/269DINI7458-85DINI7456-85JIS G 3459JIS G 3448 JIS G 3446˜
X
XӋ㹫ʽ
X=0.00242߅߅L
3mm304P䓰r-ڲP䓰Ҏ
P䓰Ҏ10320|431 301 303 304 321 316 316L 309S 310S 405 410 420 420J2 430
P䓰Ҏ0.4mm80mm|431 201 202 304 321 316L 309S 310S 405410420420J2
ڲP䓸߉opҎ6426150|321 316L 309S 310S 301 303 304
ڈAϵ:ϽY,̼Y,ģ,S,,,X݆,A,A,ƈA 8#,10#,15#,20#,25#,30#,35#,45#,20Cr,35Cr,40Cr,45Cr,50Cr,15Mn,16Mn(Q345B),50Mn,65Mn, Q235B(A3)15CrMo,20CrMo,35CrMo,42CrMo,5CrMnMo,38CrMoAL,YF45MnV,Cr12MoV,Gr15,40Mn2,
˾IɶұȎ״䓏Sa䓹ܡop䓹ܼ͉偠tܡϽ|ܵ.20#45#16MnGCR15 ܹ䓹,aƷ߾ȡ߹❍
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