ASTM A312 / A312M - 11 Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes.
ASTM A778 - 01(2009)e1 Standard Specification for Welded, Unannealed Austenitic Stainless Steel Tubular Products.
Material: AISI304, AISI304L, AISI316, AISI316L, AISI430.
WELDED AUSTENITIC STAINLESS STEEL PIPES ASTM A312/778 Outside Diameter Outsider Diameter Thickness(mm) NPS NB (MM) SCH5S SCH10S SCH40S 1/8" 6 10.29 1.24 1.73 1/4" 8 13.27 1.65 2.24 3/8" 10 17.15 1.65 2.31 1/2" 15 21.34 1.65 2.11 2.77 3/4" 20 26.67 1.65 2.11 2.87 1" 25 33.4 1.65 2.77 3.38 1 1/4" 32 42.16 1.65 2.77 3.56 1 1/2" 40 48.26 1.65 2.77 3.68 2" 50 60.33 1.65 2.77 3.91 2 1/2" 65 73.03 2.11 3.05 5.16 3" 80 88.9 2.11 3.05 5.49 3 1/2" 90 101.6 2.11 3.05 5.74 4" 100 114.3 2.11 3.05 6.02 5" 125 141.3 2.77 3.4 6.55 6" 150 168.28 2.77 3.4 7.11 8" 200 219.08 2.77 3.76 8.18 10" 250 273.05 3.4 4.19 9.27 12" 300 323.9 3.96 4.57 9.53 14" 350 355.6 3.96 4.78 16" 400 406.4 4.19 4.78 18" 450 457.2 4.19 4.78 20" 500 508 4.78 5.54 22" -- 559 4.78 5.54 24" 600 610 5.54 6.35