1、17-4PH (UNS S17400) 17-4PH af a f8 a F K+bV ) ?F Vr 1100-1300 mpa (160-190 ksi) b) ? 300 d/ v # d z F K ? F K ? 304 430 B“b M | S 0Cr17Ni4Cu4Nb S 17-4PHAISI630 SUS630 S ASTM.A693 grade 630 (AMS 5604B) UNS S17400 EURONORM.1.4542 X5CrNiCuNb 16-4 AFNOR.Z5 CNU 17-4PH DIN.1.4542 GB/T 1220-1992. GJB 2294-
2、1995# 0 Z9-0123-1987/ Hq F K ? 17-4 PH F K ? S Vbv f / , FK ? ( 304b Ti K B , A 55,Kz 59b oKD 55b ; _KD 59b Z % s K Kb Fa J F#/ F K? 304L )B“b s C Cr Ni Cu Mn/Si Nb P S 0.0j 15.5-17.5 3.50-6.00 3.0-4.0 1.000.30.35 0.30 0 d K PREN (%Cr+3.3%Mo+16%N) 17 + ? (:_ ) I ASTM A693 AS , V 3/16” 3” 60.2 MPa 6b
3、 MPa (4 I AkW j ) Min. B Min. B Min. B J ft.lbf HRC HB 496C 1070/155ksi 1207/175ksi 1170/170ksi 1310/190ksi 8 14 38 375 593C 790/115ksi 931135ksi 965/140ksi 1034/150ksi 10 17 20 15 + K I EN 10088 Ab EN+ 3/16” -3”.Srb593C4l H 100 150 200 250 300MPa 730 710 690 670 650 60.2MPa ksi 106 103 100 97 95 )
4、f8 Ms : 130C (266F) Mf : 30C (86F) 1050$25C , f 25C; 480C , VK+b 620C Vb 104 f8 100C/ fb F 950-120S =b ) % |a ( 2)#) b ? / ,HqK1 b F ,YVf =Q) , F K ? ?9 b M ( 0a ): I n M , M1 ab M ,1 b“b M :g Ma o 17-4 PH V/o : SMAW, GTAW, PAW and GMAW. _ #o ,Z V SAWob . M % , o # M V ?b B ,1 ,W1 e 120C. V ) (% | +
5、f ) , 9 b 1 & f8+ ,o c P z #Zb E , E _ b 17-4 PH VA E 630 (AWS A5.4) aER 630 (AWS A5.9)ob To H I n + ,9 V f8A ,9A ) b + : 7800 kg/m3 (.28 lbs/in3) V ) : 480C (896F) - 1 l H - ,/ + : W n x10-6C-1 F w.m-1.K-1) f (GPa) 0-100 10.8 20 68 14 197 0-200 11 100 212 16 193 0-300 11.3 200 392 18.5 186 0-400 11.6 300 572 20 180 0-500 12 400 752 22 175 500 932 23 170 i+ E“ : 80 *.cm1 : 46j J/kgf “ :77 GPaHb S 1400j1440
