T1 T2 T3 Welding Layer Test Block NB/T47013-2015 Ultrasonic Flaw Test Block For Pressure Vessel

T1 T2 T3 Welding Layer Test Block NB/T47013-2015 Ultrasonic Flaw Test Block For Pressure Vessel
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sku: 1005007982186120
$795.64
Shipping from: China
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