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Qͨ20300mm
QPN1.64.0 6.4MPa
BʽmJB7859JB7959
ywϣHT200ZG230—450ZG1Cr18Ni9TiZG0Cr18Ni12Mo2Ti
ͣ-20棭+200     ɢͣ-40棭+450
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yоϣ1Cr18Ni9Ti0Cr18Ni12Mo2Ti \Ѕ
QͨDN 20 25 32 40 50 65 80 100 125 150 200 250 300
ֱdn(mm) 20 25 32 40 50 65 80 100 125 150 200 250 300
~ϵKv 5.0 8 12 20 32 50 80 120 200 280 450    
p   10 16 25 40 63 100 160 250 400 630 1000 1600
гmm 10 16 25 40 60 100 100
SMPa ≤Q
`% ±2.5
ز% 2.5
^% 1.0
ʼKcƫ% ±2.5
~гƫ% 2.5
Sй©Q Kvֵ0.01%                    GB421384˜
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PSL PSL201 PSL202 PSL204 PSL208 PSL312 PSL320
3810L 381LSA08 381LSA20 381LSB30 381LSB50 381LSC65 381LSC160
|x 1.6MPa أ20~+200           TFHT200
4.0MPa أ40~+200           TZG25         TPZG1Cr18Ni9Ti
Мأ40~+450           TZG25         TPZG1Cr18Ni9Ti
6.4MPa أ20~+200           TZG25         TPZG1Cr18Ni9Ti
Мأ40~+450           TZG25         TPZG1Cr18Ni9Ti
                                 
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