Tofd
Found 3 free book(s)
非破壊試験技術資料 - toandi.co.jp
www.toandi.co.jptofd法は送信、受信の探触子を同一試験体表面に配置し、きずの上下端部で発生する回折波を 検出し、伝搬時間差からきずの高さや深さを求める手法です。装置は、スキャニング装置、探傷器、 データ処理器（パソコン）より構成されます。
DNVGL-ST-F101 Submarine pipeline systems
img1.wsimg.com— [E.2] Added requirement to include SDH reflector for TOFD in reference block — [E.5] Revised acceptance criteria for porosity, Table E-1 — [E.5] Added workmanship acceptance criteria for fatigue sensitive welds — [E.8] Added generalised requirements to number of imperfections within scope of AUT qualification
DNVGL-CG-0051 Non-destructive testing
rules.dnv.comNon-destructive testing - Ultrasonic testing - Time-of-flight diffraction technique as a method for detection and sizing of discontinuities EN ISO 23278 Non-destructive examination of welds – Magnetic particle testing - Acceptance levels EN ISO 5817 Arc-welded joints in steels – Guidance on quality levels for imperfections. Welding – Fusion-