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Spectacle Blind Flanges

DIN 1.4301 Spectacle Blind Flanges , UNS S30400 Spectacle Blind Flanges , Hastelloy C276 Spectacle Blind Flanges , UNS N08904 Spectacle Blind Flanges , ASME SA182 SS 316 Spectacle Blind Flanges.

spectacle-blind-flange-image

About Spectacle Blind Flanges

NISSAN STEEL Manufacturer supplier of SS, High nickel and Duplex / Super duplex Flanges, for enquiry contact on email: sales@nissansteel.com, export@nissansteel.com, nissansteels@gmail.com

Inconel 625 Spectacle Blind Flanges Exporter, ASME SA182 Duplex 2205 Spectacle Blind Flanges Stockist, UNS N06625 Spectacle Blind Flanges Exporter.

Specification of Spectacle Blind Flanges

StandardsANSI/ASME B16.5, B16.47 Series A & B, B16.48, BS4504, BS 10, EN-1092, DIN, ANSI Flanges, ASME Flanges, BS Flanges, DIN Flanges, EN Flanges, GOST Flange, ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092
Size Chart1/2" (15 NB) to 48" (1200NB) DN10~DN5000
Pressure Calculation in DIN6Bar 10Bar 16Bar 25Bar 40Bar / PN6 PN10 PN16 PN25 PN40, PN64 Spectacle Blind Flange
Pressure Rating ANSIClass 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS Spectacle Blind Flange
UNI6Bar 10Bar 16Bar 25Bar 40Bar Spectacle Blind Flange
JIS5K, 10 K, 16 K 20 K, 30 K, 40 K, 63 K Spectacle Blind Flange
CoatingOil Black Paint, Anti-rust Paint, Zinc Plated, Yellow Transparent, Cold and Hot Dip Galvanized Spectacle Blind Flange
EN6Bar 10Bar 16Bar 25Bar 40Bar Spectacle Blind Flange
Most common types of Spectacle Blind FlangeForged / Threaded / Screwed / Plate
Connect Type/ Flange Face TypeRaised Face (RF), Ring Type Joint (RTJ), Flat Face (FF), Large Male-Female (LMF), Lap-Joint Face (LJF), Small Male-Female (SMF), Small Tongue, Large Tongue & Groove, Groove

Dimensions Standard Of Spectacle Blind Flanges

Class 150 Spectacle Blind Flange Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/215164560338215.8750.070.030.03
3/420215470338215.8750.10.050.04
125276480338215.8750.140.070.06
1 1/4324273906.438415.8750.350.210.14
1 1/24048831006.438415.8750.460.270.18
250611021206.451419.050.680.410.26
2 1/265731071406.451419.050.70.460.24
380891331506.464419.051.10.710.39
3 1/2901021591759.764519.052.441.540.9
41001141721909.764519.052.811.81.01
51301411942159.776522.2253.372.291.08
615016821924012.776722.2255.393.821.57
820021927630012.7761022.2258.326.072.25
1025027333736015.71021225.415.0411.193.84
1230032440643019.11021525.426.9519.777.18
1435035644847519.11081528.57532.9424.078.87
1640040651154022.41081728.57550.2736.7313.54
1845045754658025.41142031.7561.7947.5514.23
2050050860363528.41212231.7583.6764.8518.82
2460061071475031.81402434.925129.3101.827.49

Class 300 Spectacle Blind Flange Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/2151651656.438415.8750.190.10.09
3/4202164806.438419.050.310.160.14
1252770906.438419.050.360.190.16
1 1/43242791006.438419.050.430.250.17
1 1/24048921156.438422.2250.580.340.24
250611081259.751519.051.190.710.48
2 1/265731271509.751522.2251.640.980.65
380891461709.764522.2252.111.290.81
3 1/29010216218512.764722.2253.352.091.26
410011417820012.764722.2254.012.521.49
513014121323515.776822.2256.984.472.51
615016824827015.776822.2259.346.063.28
820021930533022.4761725.419.4213.086.33
1025027335938525.41022028.57529.2220.558.66
1230032441945028.41022231.7543.931.3112.58
1435035648351531.81082431.7567.8646.5821.27
1640040653657038.11082934.92598.0468.7429.3
1845045759463041.11143134.925128.2391.0637.16
2050050865168544.51213434.925164.75118.4346.31
2460061077281050.81403941.275261.55190.1371.42

Class 600 Spectacle Blind Flange Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/2151651656.438415.8750.190.10.09
3/4202164806.438419.050.310.160.14
1252770906.457419.050.360.190.16
1 1/43237791009.757519.050.670.380.29
1 1/24043921159.767522.2250.910.510.4
250551081259.757519.051.230.710.52
2 1/2656712715012.767722.2252.211.280.92
3808314617012.767722.2252.851.71.15
3 1/2909615918515.776825.44.072.491.58
410010819121515.776825.46.043.592.44
513013523826519.1861028.57511.46.794.6
615016226429022.4861228.57515.919.86.11
820021231835028.4952231.7528.0518.0310.01
1025026539743035.11052734.9255434.7419.26
1230031545449041.11053134.92580.7853.227.58
1435034648952544.51143438.1100.1966.8233.36
1640039756260550.81243941.275151.24100.7650.48
1845044861065553.81334144.45183.62125.7157.9
2050049767972563.51334844.45269.2183.8585.35
2460059778784073.21525550.8405.6284.72120.88

Class 900 Spectacle Blind Flange Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/2151660806.438422.2250.270.140.13
3/4202167906.441422.2250.340.180.16
12527761006.457425.40.430.230.2
1 1/43237861109.757525.40.810.450.36
1 1/24043951259.767528.5750.980.540.43
2505514016512.757725.42.881.561.32
2 1/2656716219012.767728.5753.822.091.73
3808316519015.767825.44.682.682
410010820323519.1761031.758.484.943.54
513013524428022.4861234.92514.188.375.81
615016228632025.4861331.7521.913.048.86
820021235639535.1952738.145.9627.9318.02
1025026543247041.11053138.178.2148.1630.04
1230031549553547.81053638.1117.3173.5543.76
1435034651856053.81144141.275140.8690.6550.2
1640039757261560.51244644.45188.73124.3164.42
1845044863568566.51335050.8252.97168.3984.57
2050049769675073.21335553.975331.81222.68109.13
2460059783590088.91526766.675579.52389.25190.27

Class 1500 Spectacle Blind Flanges Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/2151661806.438422.2250.280.140.13
3/4202167909.741522.2250.520.270.24
12527761009.764525.40.650.350.3
1 1/43235861109.764525.40.820.450.37
1 1/240419512512.770728.5751.30.710.58
2505314016512.770725.42.91.561.33
2 1/2656316219015.776828.5754.782.582.19
3807817220519.1761031.756.363.542.81
410010220624022.4891234.92510.475.964.5
513012825129028.4891541.27519.5511.238.31
615015427932035.1891838.129.0817.1511.93
820020334939541.11023144.4552.2331.4320.8
1025025543248050.81143950.898.3359.5338.79
1230030351857060.51144653.975169.01101.9467.06
1435033357563566.51275060.325229.84138.0791.76
1640038163870576.21335866.675320.1194.78125.32
1845042970277585.91466573.025432.4265.84166.56
2050047875283095.31527279.375540.14338.44201.7
24600575899990111.31788492.075898.71564.9333.8

Class 2500 Spectacle Blind Flanges Dimensions

Size in InchSize in MMInternal Dia.Outer Dia.Center to CenterThick.Web WidthWeb Thick.Hole DiaSpec. Blind Weight in KgPaddle Blank Weight in kgPaddle Spacer Blank Weight in kg
1/2151667909.738522.2250.530.270.25
3/4202173959.741522.2250.620.320.29
12527831109.764525.40.790.410.37
1 1/4323510213012.764728.5751.560.820.73
1 1/2404111414515.770831.752.391.281.11
2505314317015.770828.5753.752.011.73
2 1/2656316519519.1761031.756.053.262.78
3807819423022.4761234.9259.735.294.43
410010223227528.4892241.27517.349.597.74
513012827632535.1892747.62529.9716.7913.17
615015431437041.1893153.97544.7725.4419.32
820019838444053.81024153.97586.3949.8236.57
1025024847354066.51145066.675161.1893.4367.74
1230028954662079.21146073.025255.01148.27106.73

Size Of Spectacle Blind Flanges

Normal SizesOutside Daimeter (O.D.)Schedule 10Schedule 20Schedule 30Schedule 40Schedule 60Schedule 80Schedule 100Schedule 120Schedule 140Schedule 160
½0.840.083......0.109...0.147.........0.188
¾1.050.083......0.113...0.154.........0.219
11.3150.109......0.133...0.179.........0.25
1 ¼1.660.109......0.14...0.191.........0.25
1 ½1.90.109......0.145...0.2.........0.281
22.3750.109......0.154...0.218.........0.344
2 ½2.8750.12......0.203...0.276.........0.375
33.50.12......0.216...0.3.........0.438
3 ½40.12......0.226...0.318............
44.50.12......0.237...0.337...0.438...0.531
55.5630.134......0.258...0.375...0.5...0.625
66.6250.134......0.28...0.432...0.562...0.719
88.6250.1480.250.2770.3220.4060.50.5940.7190.8120.906
1010.750.1650.250.3070.3650.50.5940.7190.84411.125
1212.750.180.250.330.4060.5620.6880.84411.1251.312
14140.250.3120.3750.4380.5940.750.9381.0941.251.406
16160.250.3120.3750.50.6560.8441.0311.2191.4381.594
18180.250.3120.4380.5620.750.9381.1561.3751.5621.781
20200.250.3750.50.5940.8121.0311.2811.51.751.969
22220.25..............................
24240.250.3750.5620.6880.9691.2191.5311.8122.0622.344
2626........................................
30300.3120.50.625............................
36360.3120.50.6250.75........................
4040........................................
4242……..……..……..……..……..……..……..……..……..……..
4848……..……..……..……..……..……..……..……..……..……..

Weight Chart Of Spectacle Blind Flanges

DN In inchesDimension125 LBS
150 LBS
300 LBS400 LBS600 LBS900 LBS1500 LBS2500 LBS
inchmm inchmm inchmm inchmm inchmm inchmm inchmm
1/2A3 1/288.93 3/495.23 3/495.23 3/495.24 3/41214 3/41215 1/4133.4
b7/1611.19/1614.39/1614.39/1614.37/822.27/822.21 3/1630.2
D21 3/834.91 3/834.91 3/834.91 3/834.91 3/834.91 3/834.91 3/834.9
D12 3/860.32 5/866.72 5/866.72 5/866.73 1/482.63 1/482.63 1/288.9
n44444444444-444
d5/815.95/815.95/815.95/815.97/822.27/822.27/822.2
3/4A3 7/898.44 5/8117.54 5/8117.54 5/8117.55 1/81305 1/81305 1/2139.7
b1/212.75/815.95/815.95/815.9125.4125.41 1/431.8
D21 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.91 11/1642.9
D12 3/469.83 1/482.53 1/482.53 1/482.53 1/288.93 1/288.93 3/495.2
n44444444444-444
d5/815.93/4193/4193/4197/822.27/822.27/822.2
1A4 1/41084 7/8123.84 7/8123.84 7/8123.85 7/8149.25 7/8149.26 1/4159
b9/1614.311/1617.511/1617.511/1617.51 1/828.61 1/828.61 3/834.9
D2250.8250.8250.8250.8250.8250.8250.8
D13 1/879.43 1/288.93 1/288.93 1/288.9410241024 1/4108
n44444444444444
d5/815.93/4193/4193/419125.4125.4125.4
1 1/4A4 5/8117.55 1/4133.45 1/4133.45 1/4133.46 1/41596 1/41597 1/4184.2
b5/815.93/41913/1620.613/1620.61 1/828.61 1/828.61 1/238.1
D22 1/263.52 1/263.52 1/263.52 1/263.52 1/263.52 1/263.52 1/263.5
D13 1/288.93 7/898.43 7/898.43 7/898.44 3/81114 3/81115 1/8130
n44444444444444
d5/815.93/4193/4193/419125.4125.41 1/828.6
1 1/2A51276 1/8155.66 1/8155.66 1/8155.67177.87177.88203
b11/1617.513/1620.67/822.27/822.21 1/431.81 1/431.81 3/444.5
D22 7/873 982 7/8732 7/8732 7/8732 7/8732 7/8732 7/873
D13 7/844 1/21144 1/21144 1/21144 7/81244 7/81245 3/4146
n444
44444444444
d5/8. 15.97/822.27/822.27/822.21 1/828.61 1/828.61 1/431.8
2A6152.46 1/2165.16 1/2165.16 1/2165.18 1/2215.98 1/2215.99 1/4234.9
b3/4197/822.2125.4125.41 1/238.11 1/238.1250.8
D23 5/892.13 5/892.13 5/892.13 5/892.13 5/892.13 5/892.13 5/892.1
D14 3/41215127512751276 1/2165.16 1/2165.16 3/4171
n44888888888888
d3/4193/4193/4193/419125.4125.41 1/828.6
2 1/2A7177.87 1/2190.57 1/2190.57 1/2190.59 5/82449 5/824410 1/2266.7
b7/822.2125.41 1/828.61 1/828.61 5/841.31 5/841.32 1/457.2
D24 1/8104.84 1/8104.84 1/8104.84 1/8104.84 1/81054 1/81054 1/8105
D15 1/2139.75 7/8149.25 7/8149.25 7/8149.27 1/2190.57 1/2190.57 3/4197
n44888888888888

Pressure Rating Of Spectacle Blind Flanges

Temperature (F°)150#300#400#600#900#1500#2500#
-20 to 1002857409851480222037056170
2002606809051360203533955655
3002306558701310196532705450
4002006358451265190031705280
5001706058051205181030155025
6001405707551135170528404730
6501255507301100165027454575
7001105307101060159026554425
750955056751015152025354230
80080410550825123520553430
8506532042564095515952655
9005023030546069011501915
950351351852754106851145
10002085115170255430715

Price Of Spectacle Blind Flanges

Stainless Steel FlangesUSD $2.05 - $10.06 / Piece (FOB Price) on request
High Nickel Alloys FlangesUSD $8.10 - $20.20 / Piece (FOB Price) on request
Duplex & Super Duplex FlangeUSD $10.20 - $35.50 / Piece (FOB Price) on request
Cupro Nickel FlangesUSD $5.19 - $10.48 / Piece (FOB Price) on request
Carbon Steel FlangesUSD $2.08 - $7.10 / Piece (FOB Price) on request

Application Of Spectacle Blind Flanges

We make sure that our every product is made of high quality raw material. We thoroughly test each and every product before dispatching it to our customers.

Testing Of Spectacle Blind Flanges

We known for its accurate and perfect dimensions. We thoroughly test all our products before shipping them to the customers. We carry out destructive as well as non-destructive tests on all our products.

Packing Of Spectacle Blind Flanges

We uses the most safest and the most effective ways of packaging for all types of deliveries. We pack our goods in various ways such as: