In addition to the quality certification UNI EN ISO 9001:2008 the company has got several product’s validation, for example: validation TÜV AD2000 W0 for the production of carbon steel and stainless steel convex bottoms whole and welded; validation PED 97/23/CE and ASME STAMP “U”; For the convex bottoms welded we have process of welding according to the code ASME and UNI EN. On request we validate the products also with different institutions