Adolf’s test bar basins come in 6 different sizes and support A.F.S. standards and adhere to ASTM specifications: A48, A395, A436, A439, A536, A781 and/or A897. All test bars and basins are made out of DuraTech™ tooling material. Our interchangeable test bars A, B, & C support our 1, 2 and 4-cavity test bar basins. The newest Y Block Test Bar Basin may be the most flexible design yet and can be used for Charpy Impact testing (A327).