30 FBH Resolution Reference Block (Metric Version) Special Alloy The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: Special Alloy

30 FBH Resolution Reference Block (Metric Version) 1018 Steel The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: 1018 Steel,

30 FBH Resolution Reference Block (Metric Version) STAINLESS STEEL 304 The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: STAINLESS STEEL 304

30 FBH Resolution Reference Block (Metric Version) STAINLESS STEEL 316 The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: STAINLESS STEEL 316

30 FBH Resolution Reference Block (Metric Version) TITANIUM The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: TITANIUM

30 FBH Resolution Reference Block (Metric Version) ALUMINUM 7075-T6 The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: ALUMINUM 7075-T6

30 FBH Resolution Reference Block (Metric Version) INCONEL 625 The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: INCONEL 625

30 FBH Resolution Reference Block (Metric Version) MONAL 800 The 30 FBH resolution reference block is used to evaluate the near-surface resolution and flaw size/depth sensitivity of a normal-beam setup. In accordance with ASTM E428. Geometry: 38mm (THICK) x 100mm (WIDTH) x 280mm (LENGTH) Contains 30 flat-bottom holes at 1.2mm diameter, ten at 2.0mm, and ten at 3.2mm. Metal travel distances range from 1.27mm to 31.75mm. Material: MONAL 800