DSA00213210.pdf
by Tianjin Yuhongda Technologies Development
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USG-
USG-
USG-
1
2
10-6000mm
2±3mm
3120
4PN 1.6,2.5,4.0,6.3,10.0MPa
5IS[10-4 /s]
60.45g/cm3
L 500-6000mmPN1.6 2.5MPa GB9119.4-88
JB82-59PN4.0MPa GB9123.4-88 JB8
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Original
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Unknown
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Unknown
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Unknown
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