( A ) S.S.Tubes 304 Grade : 1) 45 mm OD x 1.6mm thickness x 5000 mm lengh = 8,500 Tubes. 2) 45 mm OD x 42 mm ID ( 1.2 mm thickness ) x 2000 mm length = 4,000 Tubes. ( B ) S.S. Tubes 202 Grade 4% Nickel : 1) 45 mm OD x 1.6mm thickness x 5000 mm lengh = 8,500 Tubes. 2) 45 mm OD x 42 mm ID ( 1.2 mm thickness ) x 2000 mm length = 4,000 Tubes. Please quote your best FOB Price.