In the case of using tubes with a thermomechanical delivery condition (MB), the thickness is limited to 30 mm, and no TTAS is allowed without prior study by the contractor and approval from Storengy as outlined in specification S-SG-TU-0615.Paraphrase

When utilizing tubes under thermomechanical delivery conditions (MB), the thickness must not exceed 30 mm, and any TTAS is prohibited unless the contractor conducts a prior study and obtains approval from Storengy, as specified in document S-SG-TU-0615.