Forged High Pressure Fittings – Dimensions

B16.11 / BS3799 / MSS SP-83

SCREWED ELBOWS, TEES, CROSSES, CAPS & COUPLINGS

SCREWED NPT ELBOW, TEE, CROSS, CAP & COUPLING B16.11

Dimensions in mm

SIZECENTER TO END
90 ELBOW, TEE AND CROSS A
CENTER TO END 45 ELBOW
C
OUTSIDE DIAMETER OF BAND
H
MINIMUM WALL THICKNESS
G
THREAD LENGTH MINIMUMEND TO END WEND TO END W2END TO END CAPS
P
OUTSIDE DIAMETER COUPLING, CAP
D
END THICKNESS MIN CAP
G
CLASSCLASSCLASSCLASS3000 &
6000
3000 &
6000
CLASSCLASSCLASS
30006000300060003000600030006000BL2300060003000600030006000
62125171922253.186.356.46.73216192216224.86.4
82528192225333.306.608.110.23517252719254.86.4
102833222533383.516.989.110.44824322722324.86.4
153338252838464.098.1510.913.64824323328386.47.9
203844283346564.328.5312.713.95125373835446.47.9
254451333556624.989.9314.717.36030414344579.711.2
325160354362755.2810.5917.018.06733444657649.711.2
406064434475845.5611.0717.818.479394448647611.212.7
5064834452841027.1412.0919.019.286434851769212.715.7
65839552641021217.6515.2923.628.9924660649210815.719.0
809510664791211468.8416.6425.930.510854656810812719.022.4
100114114797915215211.1818.6727.733.012160687514015922.428.4

SCREWED, HEX PLUGS, BUSHES & NIPPLES

SCREWED, NPT HEX PLUGS, BUSHES & NIPPLES B16.11 & BS3799

Dimensions mm

SIZEMIN LENGTHPLUGS & BUSHESHEX NIPPLES (BS 3799)
WIDTH
FLATS
HEX HEIGHT
FBUSHPLUG
AGHCL1LD (3000
lb)
D
(6000
lb)
H
61011.11 6610265211
81115.8836615368615
101317.46488164011818
151422.235882048141122
201626.99610102152191327
251934.93610102560241735
322144.45714
402150.80816162668383050
502263.50918172771493962
652776.201019
802888.901021
10032117.481325

NOTE: Hex head bushes of one size reduction should not be used in services wherein they might be subject to harmful loads and forces other than internal pressures.

UNIONS TO MSS SP-83

Dimensions mm

SIZECOMMON DIMENSIONSSOCKET WELD DIMENSIONSSCREWED DIMENSIONS
MALE FLANGE F
MIN
NUT G MINBEARING J
MIN
LENGTH LEND A MINBORE B MAXWALL C MINBORE D
MAX/MIN
LAY LTH E
MAX
SOCKET K
MIN
END A MINWALL C MINBORE D
MAX/MIN
63.173.171.2441.4021.8011.183.177.59 / 6.0722.409.6514.732.418.43 / 6.43
83.173.171.2441.4021.8014.603.3010.01 / 8.4822.409.6519.053.0211.12 / 9.45
103.433.431.3746.0025.9018.033.5013.28 / 11.7626.909.6522.863.2014.27/ 13.51
153.683.681.5049.0031.2022.254.0916.56 / 15.0426.909.6527.683.7317.85 / 17.07
204.064.061.6856.9037.1027.554.2721.69 / 20.1731.8012.7033.533.9123.01 / 21.39
254.574.441.8562.0045.5034.304.9527.40 / 25.8834.3012.7041.404.5528.98 / 27.74
325.335.212.1371.1054.9045.055.2835.81 / 34.2940.6012.7050.554.8537.69 / 35.36
405.845.592.3176.4561.5049.155.5441.65 / 40.1342.2012.7057.155.0843.54 / 41.20
506.606.352.6986.1075.2061.626.0553.26 / 51.7445.5015.7570.105.5455.58 / 52.12
657.497.113.07102.4091.7074.457.6564.24 / 61.1961.7015.7585.357.0166.27 / 64.31
808.258.003.53109.00109.2090.428.3179.45 / 76.4063.8015.75102.367.6282.55 / 77.27

SOCKET WELD

SOCKET WELD FITTINGS B16.11

Dimensions in mm

SIZEBORE BBORE
D MAX/MIN CLASS
SOCKET WALL C MIN CLASSBODY WALL G MIN CLASSSOCKET DEPTH J MINCENTRE TO BOTTOM OF SOCKET ALAYING LENGTHEND WALL
90 ELBOWS, TEES CROSSES
CLASS
45 ELBOWS CLASSCOUP-
LING E
COUP-
LING F
THICKNESS K MIN CLASS
MAX/MIN300060003000600030006000 3000600030006000  30006000
611.2/10.87.6/6.14.8/3. 23.183.432:413.159.511.0011.008.008.006.516.04.86.4
814.6/14.210.0/8.57.1/5.63.304.013.023.689.511.0013.508.008.006.516.04.86.4
1018.0/17.613.3/11.89.9/8.43.504.373.204.019.513.5015.508.0011.006.517.54.86.4
1522.2/21.816.6/15.012.5/11.04.095.183.734.789.515.5019.0011.0012.509.522.56.47.9
2027.6/27.221.7/20.216.3/14.84.276.043.915.5612.519.0022.5013.0014.009.524.06.47.9
2534.3/33.927.4/25.921.5/19.94.986.934.556.3512.522.5027.0014.0017.5012.528.59.611.2
3243.1/42.735.8/34.330.2/28.75.286.934.856.3512.527.0032.0017.5020.5012.530.09.611.2
4049.2/48.841.6/40.134.7/33.25.547.805.087.1412.532.0038.0020.5025.5012.532.011.212.7
5061.7/61.253.3/51.743.6/42.16.049.505.548.7416.038.0041.0025.5028.5019.041.012.715.7
6574.4/73.964.2/61.27.677.0116.041.0028.5019.043.015.719.0
8090.3/89.879.4/76.48.307.6216.057.0032.0019.044.519.022.4
100115.7/115.2103.8/100.79.358.5619.066.5041.0019.048.022.428.4

WORKING PRESSURES

Possible Temperature Limitations

Nominal Pressure RatingsTEMPERATURE ºC
386693121149177204232260288316343371399427427*482*510*538*
3000lb2067020359200841980819602193601911918706179481694915915148131350412229105078612637344092445
6000lb413404075440168396173923238756382393741237412339333183129627270082445921014172251278088534926
 Non-shock Working Pressures tabulated in kPa

+ These pressures are in accordance with ANSI Code for Pressure Piping (ASME B31.1)

* Suggest Alloy Steel above 482ºC.