外径尺寸和壁厚表(美标)

美标钢管管件尺寸对照表 以下表格为美标钢管管件尺寸对照表，仅供大家参考使用： Nominal

diameter

in

inches External

diameter

in

millimeters ANSI B36.19 ANSI B36.10 Nominal diameter in inches 5s 10s Sched.40s Sched.80s 10 20 30 Standard

mm Kg/m mm Kg/m mm Kg/m mm Kg/m mm Kg/m mm Kg/m mm Kg/m mm Kg/m

1/8" 10.29 - - 1.24 0.281 1.73 0371 2.41 0.467 - - - - - - 1.73 0.371 1/4" 13.72 - - 1.65 0.499 2.24 0.644 3.02 0.809 - - - - - - 2.24 0.644 3/8" 17.15 - - 1.65 0.640 2.31 0.858 3.20 1.118 - - - - - - 2.31 0.858 1/2" 21.34 1.65 0.814 2.11 1.016 2.77 1.26 3.73 1.62 - - - - - - 2.77 1.26 3/4" 26.67 1.65 1.034 2.11 1.298 2.87 1.68 3.91 2.19 - - - - - - 2.87 1.68 1" 33.40 1.65 1.312 2.77 2.125 3.338 2.50 4.55 3.23 - - - - - - 3.36 2.50 11/4" 42.16 1.65 1.674 2.77 2.732 3.56 3.38 4.85 4.46 - - - - - - 3.56 3.38 11/2" 48.26 1.65 1.926 2.77 3.155 3.68 4.05 5.08 5.40 - - - - - - 3.68 4.05 2" 60.33 1.65 2.424 2.77 3.992 3.91 5.43 5.54 7.47 - - - - - - 3.91 5.43 21/2" 73.03 2.11 3.747 3.05 5.345 5.16 8.62 7.01 11.40 - - - - - - 5.16 8.62 3" 88.90 2.11 4.585 3.05 6.557 5.49 11.28 7.62 15.25 - - - - - - 5.49 11.28 31/2" 101.60 2.11 5.272 3.05 7.526 5.74 13.56 8.08 18.62 - - - - - - 5.74 13.56 4" 114.30 2.11 5.945 3.05 8.496 6.02 16.06 8.56 22.29 - - - - - - 6.02 16.06 5" 141.30 2.77 9.639 3.40 11.740 6.55 21.76 9.52 30.92 - - - - - - 6.55 21.76 6" 168.30 2.77 11.514 3.40 14.037 7.11 28.23 10.97 42.52 - - - - - - 7.11 28.23 8" 219.08 2.77 15.049 3.76 20.334 8.18 42.49 12.7 64.57 - - 6.35 33.28 7.04 36.80 8.18 42.40 10" 273.05 3.40 23.028 4.19 28.290 9.27 60.24 12.7 81.46 - - 6.35 41.70 7.8 51.00 9.27 60.24 12" 323.85 3.96 31.806 4.57 36.633 9.52 73.76 12.7 97.36 - - 6.35 49.68 8.38 65.14 9.52 73.76 14" 355.60 3.98 34.99 4.78 42.102 - - - - 6.35 54.63 7.92 67.98 9.52 81.21 9.52 81.21 16" 406.40 4.19 42.35 4.78 48.220 - - - - 6.35 62.58 7.92 77.90 9.52 93.13 9.52 93.18 18" 457.20 4.19 47.7 4.78 54.300 - - - - 6.35 70.50 7.92 87.80 11.13 122.12 9.52 105.05 20" 508 4.77 60.32 5.53 69.766 - - - - 6.35 78.47 9.52 116.97 12.7 155.00 9.52 116.97 22" 553.8 4.77 - 5.53 - - - - - 6.35 86.42 9.52 128.89 12.7 170.86 9.52 128.89 24" 609.6 5.54 84.10 6.35 96.215 - - - - 6.35 96.215 9.52 140.80 14.7 209.54 9.52 140.81 26" 660.4 - - - - - - - - 7.92 127.58 12.7 202.65 - - 9.52 152.73 28" 711.6 - - - - - - - - 7.92 137.52 12.7 218.54 15.88 271.94 9.52 164.65 30" 762 6.35 120.59 7.92 147.45 - - - - 7.92 147.45 12.7 234.44 15.88 291.81 9.52 176.57 32" 812.8 - - - - - - - - 7.92 157.39 12.7 250.33 15.88 311.67 9.52 188.50 34" 863.6 - - - - - - - - 7.92 167.32 12.7 266.22 15.88 331.54 9.52 200.42 36" 914.4 - - - - - - - - 7.92 177.26 12.7 282.18 15.88 351.41 9.52 212.34

钢管与塑料管规格实际选用对应表

镀锌钢管 塑料管及金属复合管 带嵌件的塑料管件

公称直径（DN） 公称外径（dn/Dn） 管件内径×管螺纹

公制 英制

15 1/2〃（四分管） 20 20×1/2〃

20 3/4〃（六分管） 25 25×3/4〃

25 1〃（一寸管） 32 32×1〃

32 1¼〃（寸二管） 40 40×1¼〃

40 1½〃（寸半管） 50 50×1½〃

50 2〃(二寸管) 63 63×2〃

65 2½〃 75 75×2½〃

80 3〃 90

100 4〃 110

100 4〃 125

150 6〃 160

200 8〃 200

200 8〃 225

250 10〃 250

300 12〃 315

350 14〃 355

400 16〃 400

450 18〃 450

500 20〃 500

600 24〃 630

NB────DN────Outside Diameter────ISO Metric(Outside

Diameter)

1/2”─── 15 ─── 21.4 ──────── 20

3/4”─── 20 ─── 26.7 ──────── 25

1”──── 25 ─── 33.6 ──────── 32

1 1/4”── 32 ─── 42.2 ──────── 40

1 1/2”── 40 ─── 48.3 ──────── 50

2”───- 50 ─── 60.3 ──────── 63

2 1/2”── 65 ─── 75.2 ──────── 75

3”───- 80 ─── 88.9 ──────── 90

4”───- 100 ─── 114.3 ─────── 110

DN-公称直径

Ф－外径

DN15-ф22mm，DN20-ф27mm

DN25-ф34mm，DN32-ф42mm

DN40-ф48mm，DN50-ф60mm

外径OutsideDiameterNpsDNDSCH5sSCH10sSCH10CSH20SCH30SCH40sSTDSCH40SCH60SCH80sXSSCH80SCH100SCH120SCH104SCH160XXS1/8610.3——1.24————1.731.731.731.73——2.412.412.41——————————1/4813.7——1.65————1.852.242.242.24——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——————4.787.473/42026.71.652.11——————2.872.872.87——3.913.913.91——————5.567.8212533.41.652.77——————3.383.383.38——4.554.554.55——————6.359.091 1/43242.21.652.77——————3.563.563.56——4.854.854.85——————6.359.71 1/24048.31.652.77——————3.683.683.68——5.085.085.08——————7.1410.1525060.31.652.77——————3.913.913.91——5.545.545.54——————8.7411.072 1/265732.113.05——————5,165.165.16——7.017.017.01——————9.5314.0238088.92.113.053.05——4.785.495.495.49——7.627.627.62——————11.1315.243 1/290101.62.113.053.05——4.785.745.745.74——8.088.088.08——————————4100114.32.113.053.054.54.786.026.026.02——8.568.568.56——11.15——13.4917.125125141.32.773.403.40————6.556.556.55——9.539.539.53——12.70——15.8819.056150168.32.773.403.405.0——7.117.117.11——10.9710.9710.97——14.27——18.2621.958200219.12.773.763.766.357.048.188.188.18——12.7012.7012.7015.0918.2620.6223.0122.2310250273.13.404.194.196.357.809.279.279.2712.7012.7012.7012.7018.2621.4425.428.5825.412300323.93.964.574.576.358.389.539.5310.3114.2712.7012.7017.4821.4425.428.5833.32——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——外径尺寸和壁厚表———美标ANSI B36.10 B36.19M公称通径 NorminalPipe Size 公 称 壁 厚 T Norminal Wall Thickness外径OutsideDiameter外径尺寸和壁厚表———美标ANSI B36.10 B36.19M公称通径 NorminalPipe Size 公 称 壁 厚 T Norminal Wall Thickness

ABASMEJISDINJIS(1)DIN(2)SCH10SCH20SCH30STDSCH40SCH60XSSCH80SCH100SCH120SCH140SCH160XXSAB151/2"21.321.721.32.822.112.412.772.773.733.734.787.47151/2"203/4"26.727.226.92.82.32.112.412.872.873.913.915.567.82203/4"251"33.43433.73.22.62.772.93.383.384.554.556.359.09251"321-1/4"42.242.742.43.52.62.772.973.563.564.854.856.359.7321-1/4"401-1/2"48.348.648.33.52.62.773.183.683.685.085.087.1410.15401-1/2"502"60.360.560.33.82.92.773.183.913.915.545.548.7411.07502"652-1/2"7376.376.14.22.93.05.4.785.165.167.017.019.5314.02652-1/2"803"88.989.188.94.23.23.054.785.495.497.627.6211.1315.24803"903-1/2"101.6101.64.23.054.785.745.748.088.08903-1/2"1004"114.3114.3114.34.53.63.054.786.026.028.568.5611.1313.4917.121004"1255"141.3139.8139.74.643.46.556.559.539.5312.715.8819.051255"1506"168.3165.2168.354.53.44.57.117.1110.9710.9714.2718.2821.951506"2008"219.1216.3219.15.86.33.756.357.048.188.1810.3112.712.715.0918.2820.6223.0122.232008"25010"273267.42736.66.34.196.357.89.279.2712.712.715.0918.2821.4425.428.5825.425010"30012"323.8318.5323.96.97.14.576.358.389.5310.3114.2712.717.4821.4425.428.5833.3225.430012"35014"355.6355.6355.87.986.357.929.539.5311.1315.0912.719.0523.8327.7931.7535.7135014"40016"406.4406.4406.47.98.86.357.929.539.5312.716.6612.721.4428.1930.9638.5340.4940016"45018"457.2457.24577.9106.357.9211.139.5314.2719.0512.723.8329.3834.9339.6745.2445018"50020"5085085087.9116.359.5312.79.5315.0920.6212.728.1932.5438.144.4550.0150020"55022"558.8558.86.359.5312.79.5322.2312.728.5834.9341.2847.6353.9855022"60024"609.6609.661012.56.359.5314.279.5317.4824.6112.730.9338.8946.0252.3759.5460024"65026"660.4660.47.9212.79.5312.765026"70028"711.2711.271112.57.9212.715.889.5312.770028"75030"762.67627.9212.715.889.5312.775030"80032"812.8812.881312.57.9212.715.889.5317.4812.780032"85034"863.6863.67.9212.715.889.5317.4812.785034"90036"914.4914.491412.57.9212.715.889.5319.0512.790036"95038"965.2965.29.5312.795038"100040"10161016101612.59.5312.7100040"105042"1066.81066.89.5312.7105042"110044"1117.61117.69.5312.7110044"115046"1168.41168.49.5312.7115046"120048"1219.21219.212209.5312.7120048"NOTE: (1) THE WALL THICKNESS SPECIFIED IS GRADE FSGP OF JIS B2311:1997 (2) THE WALL THICKNESS SPECIFIED FOR SERIES 3 OF DIN 2605 (PART 1):02.91NOMINALPIPE SIZE