ASME ANSI B36.10/ASME ANSI B36.19 specifications

ANSI: American standard system
B36.10: seamless steel pipe and welded steel pipe
 
ANSI B36.10 Wall thickness levels are:
Sch10, Sch20, Sch30, Sch40, Sch60, Sch80, Sch100, Sch120, Sch140, Sch160 ten levels.
 
B36.19: stainless steel tube
ANSI B36.19 Wall thickness grade: Sch5s, Sch10s, Sch40s, Sch80s four grades.
ASME / ANSI B36.10 seamless steel pipe and welded steel pipe and ASME / ANSI B36.19 stainless steel pipe: steel pipe size, diameter, wall thickness, pressure, and other work.
 
ASME / ANSI B36.10 / 19 outer diameter and wall thickness table:

Norminal Pipe SizeOutside DiameterNorminal Wall Thickness
NPSBNDSCH5sSCH10sSCH10SCH20SHC30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100SCH120SCH104SCH160XXS
1/8610.3—1.24———1.731.731.73—2.412.412.41—————
1/4813.7—1.65———2.242.242.24—3.023.023.02—————
3/81017.1—1.65———2.312.312.31—3.203.203.20—————
1/21521.31.652.11———2.772.772.77—3.733.733.73———4.787.47
3/42026.71.652.11———2.872.872.87—3.913.913.91———5.567.82
12533.41.652.77———3.383.383.38—4.554.554.55———6.359.09
1 1/43242.21.652.77———3.563.563.56—4.854.854.85———6.359.70
1 1/24048.31.652.77———3.683.683.68—5.085.085.08———7.1410.15
25060.31.652.77———3.913.913.91—5.545.545.54———8.7411.07
2 1/26573.02.113.05———5.165.165.16—7.017.017.01———9.5314.02
38088.92.113.05———5.495.495.49—7.627.627.62———11.1315.24
3 1/290101.62.113.05———5.745.745.74—8.088.088.08—————
4100114.32.113.05———6.026.026.02—8.568.568.56—11.13—13.4917.12
5125141.32.773.40———6.556.556.55—9.539.539.53—12.7—15.8819.05
6150168.32.773.40———7.117.117.11—10.9710.9710.97—14.27—18.2621.95
8200219.12.773.76—6.357.048.188.188.1810.3112.7012.7012.7015.0918.2620.6223.0122.23
10250273.13.44.19—6.357.89.279.279.2712.7012.7012.7015.0918.2621.4425.428.5825.4
12300323.93.964.57—6.358.389.539.5310.3114.2712.7012.7017.4821.4425.428.5833.3225.4
14350355.63.964.786.357.929.53—9.5311.1315.09—12.7019.0523.8327.7931.7535.71—
16400406.44.194.786.357.929.53—9.5312.716.66—12.7021.4426.1930.9636.5340.49—
18450457.24.194.786.357.9211.13—9.5314.2719.05—12.7023.8329.3634.9639.6745.24—
20500508.04.785.546.359.5312.7—9.5315.0920.62—12.7026.1932.5438.144.4550.01—
22550558.84.785.546.359.5312.7—9.53—22.23—12.7028.5834.9341.2847.6353.98—
24600609.65.546.356.359.5314.27—9.5317.4824.61—12.7030.9638.8946.0252.3759.54—
26650660.4——7.9212.7——9.53———12.70——————
28700711.2——7.9212.715.88—9.53———12.70——————
30750762.06.357.927.9212.715.88—9.53———12.70——————
32800812.8——7.9212.715.88—9.5317.48——12.70——————
34850863.6——7.9212.715.88—9.5317.48——12.70——————
36900914.4——7.9212.715.88—9.5317.48——12.70——————
38950965.2——————9.53———12.70——————
4010001016.0——————9.53———12.70——————
4210501066.8——————9.53———12.70——————
4411001117.6——————9.53———12.70——————
4611501168.4——————9.53———12.70——————
4812001219.2——————9.53———12.70——————
5213001321—————————————————
5614001422—————————————————
6015001524—————————————————
6416001626—————————————————
6817001727—————————————————
7218001829—————————————————
7619001930—————————————————
8020002032—————————————————
   —————————————————
Note:SCH5s、10s、40s、80s applies for stainless steel.