Specifications: 1) Size range: 6.35 - 114.3mm (O.D.) x 0.89 - 12.7mm (W.T.) 2) Heat treatment: annealed, bright annealed, stress relieved, normalized, spheroidize annealed, or cold finished 3) Standards: ASTM/ASME, SAE, AMS, JIS, BS, DIN, GB 4) Continuous stenciling as per requirements 5) Rust prevention treatment, oiled 6) Plastic plugs in both ends 7) Hexagonal bundles of max. 2,000kg with several steel strips 8) Smooth surface, uniform mechanical property, tight tolerance Inner packing: 2 tags/bundle Outer packing: Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips 1 tag tied on the outer package Heavy tri-wall boxes, wooden boxes, slats or frames if clients require Optional Information - HS Code : 7304 Tubes, Pipes and Hollow Profiles, Seamless, of Iron or Steel