... class, prime, newly produced, secondary , stock etc.Material/Steel gradeA, B, X42, X46, X52, X56, X60, X65, X70, L175, L175P, L210 ... Test,Charpy-v Impact Test, Hydrostatic Test, X-ray Test, Ultrasonic Test)PackingSmall sizes packed by steel strips into bundles, big ... cylinder acts as a permanent load-carrying member, or as a shell to form cast-in-place concrete piles - for welded, riveted,or ...