Jining Dongfang Mould Manufacturing Co.,ltd

ultrasonic reference blocks from us • standard blocks available in 1018 steel, 304 stainless steel, and 6063-t6 aluminum. • all raw material is ultrasonic-inspected and certified prior to manufacture of blocks. • all blocks are available in metric or inch dimensions. • custom blocks manufactured to your design and material specifications. • blocks are precision manufactured to tolerances well within the allowable limits of their respective codes. all calibration blocks are serialized and certified to the national institute of standards and technology. welded flawed specimens for nde training from us • flawed specimen tolerances +/-5 mm • complete document package included • three real flaws per specimen, randomly placed • specimens made from carbon steel material • custom specimens available upon request custom logo custom engraving is available contact us with your requirements!