Valve

Muna da inspectors waɗanda ke gudanar da binciken bawul. Sun saba da ka'idodin ƙira kamar API 594, API 600, ma'aunin gwaji kamar API 598, API 6D, ASME B 16.24, ASME B 16.5, ASME B16.10, MESC SPE 77/xx serie setc.
Za mu iya rufe sabis na dubawa (sabis dubawa, in-process dubawa & gwaji, FAT da karshe dubawa) ga daban-daban bawul kayayyakin, ciki har da ƙofar bawul, globe bawul, duba bawul, ball bawul da aminci bawul da dai sauransu.