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DONG HWA TCA

Pipe and fitting manufacturer, copper and copper alloy tube and pipe, standard pipe, stainless steel pipe, flange
Name

WELD NECK

Series FLANGE ( SOLID TYPE)
Product Description

Soild welding neck flanges 150 Lbs

MATERIAL :
- NAVINIC 10® CuNi10Fe1Mn
- NAVINIC 30® CuNi30Mn1Fe

DIMENSION : ANSI B16.5

Outside diameter of pipe
ØD
ØA
mm
H
mm
C
mm
ØX
mm
ØR
mm
DrillingTheoretic- al weight
nominal inchactual mmØG
mm
N
bolt holes
Ød mmkg/ piece
1/220.088.947.611.130.234.960.3415.90.68
3/425.098.452.412.738.142.969.8415.90.91
130.0107.955.614.349.250.879.4415.91.25
1 1/438.0117.557.115.958.763.588.9415.91.58
1 1/244.5127.061.917.565.173.098.4415.92.05
257.0152.463.519.177.892.10120.64193.05
2 1/276.1177.869.822.290.5104.8139.74195.10
388.9190.569.823.8107.9127.0152.44195.20
4108.0228.676.223.8134.9157.2190.58197.90
5133.0254.088.923.8163.5185.7215.9822.210.10
6159.0279.488.925.4192.1215.9241.3822.212.20
8219.1342.9101.628.6246.1269.9298.4822.220.00
10267.0406.4101.630.2304.8323.8361.91225.427.00
12323.9482.6114.331.8365.1381.0431.81225.442.00
14368.0533.412734.9400.0425.1476.21228.653.00
16419.1596.912736.5457.2482.6539.71628.666.00
18457.2635.0139.739.7504.8533.4577.81631.772.00
20508.0698.5144.542.9558.8584.2635.02031.787.00
24610.0812.8152.447.6663.6692.1749.32034.9134.00



Soild welding neck flanges 300 Lbs

MATERIAL :
- NAVINIC 10® CuNi10Fe1Mn
- NAVINIC 30® CuNi30Mn1Fe

DIMENSION : ANSI B16.5

Outside diameter of pipe
ØD
ØA
mm
H
mm
C
mm
ØX
mm
ØR
mm
DrillingTheoretic- al weight
nominal inchactual mmØG
mm
N
bolt holes
Ød mmkg/ piece
1/220.095.252.414.338.134.966.7415.91.72
3/425.0117.557.115.947.642.982.54192.06
130.0123.861.917.554.050.888.94192.29
1 1/438.0133.365.119.063.563.598.44192.86
1 1/244.5155.668.320.669.873.0114.3422.24.01
257.0165.169.822.284.192.1127.08194.58
2 1/276.1190.576.225.4100.0104.8149.2822.25.73
388.9209.579.428.6117.5127.0168.3822.28.02
4108.0254.085.731.8146.1157.2200.0822.212.60
5133.0279.498.434.9177.8185.7234.9822.217.90
6159.0317.598.436.5206.4215.9269.91222.221.76
8219.1381.0111.141.3260.4269.9330.21225.434.35
10267.0444.5117.547.6320.7323.8387.31628.646.95
12323.9520.7130.250.8374.6381.0450.81631.770.99
14368.0584.2142.954.0425.4425.1514.32031.796.18
16419.1647.7146.157.2482.6482.6571.52034.9127.10
18457.2711.2158.760.3533.3533.4626.62434.9158.01
20508.0774.7161.963.5587.4584.2685.82434.9195.80
24610.0914.4168.369.8701.7692.1812.82441.3283.00



Soild welding neck flanges 16 Bar/20 Bar

MATERIAL :
- NAVINIC 10® CuNi10Fe1Mn
- NAVINIC 30® CuNi30Mn1Fe

DIMENSION : EEMUA Pub. N。145

Outside diameter of pipe
ØD
ØA
mm
H
mm
C
mm
ØX
mm
16Bar
ØB mm
20Bar
ØB mm
H1
mm
DrillingTheoretical weight
nominal inchactual mmØG
mm
N bolt holesØd mm16Bar kg/piece20Bar kg/piece
1/2168948142312.0012.00860.3415.915.90.74
3/4259852163221.0021.00769.8415.915.91.04
13010856164225.0025.00879.4415.915.91.36
1 1/43811757175133.0333.03888.9415.915.91.70
1 1/244.512762206139.5339.53798.4415.915.92.38
25715264257352.1652.169120.6419193.93
2 1/276.117870279171.2371.238139.7419195.62
388.9190702710584.0884.088152.4419196.27
41082297627135102.13102.138190.5819199.53
61592798927192153.75152.388241.3822.222.213.99
8219.13439827246211.10210.108298.4822.222.221.57
102674069831305257.97255.938362.01225.425.430.47
12323.94839831365312.83309.748431.81225.425.446.56
143685339935400354.22351.008476.21228.628.659.49
16419.159710641457404.17399.848539.81628.628.678.03
18457.263511343505441.50438.508577.81631.831.891.08
2050869811845559490.50486.508635.02031.831.8110.65
2461081313745664589.50584.508749.32034.934.9160.79
2871192714549748687.50681.508864.02834.934.9249.09
32813106016072876786.50779.508978.02841.141.1303.95
36914116817572984883.50876.5081086.03241.141.1371.80
Products of DONG HWA TCA