Table of Contents
B16.47 SS Blind Flanges, ASME B16.48 Stainless Steel Slip On Flange,Contact For Best Gaskets For BS 4504 Flanges, ANSI B16.5 SS Pipe Flange And Forged Flange Suppliers At Factory Price
BS4504 SS Plate Flange,Buy From Ansi 150 BS 4504 Flanges, EN 1092-1 Stainless Steel Threaded Flange, BS 4504 Flanges Manufacturers In Mumbai, SS Socket Weld Flange, Check Stainless Steel Weld Neck Flange Price List 2019
| Specifications | : | BS 4504 Flanges |
| Size | : | ½” (15 NB) to 48″ (1200NB) |
| Types |
: | Ring Type Joint, Lap-Joint Face, Raised Face, Flat Face, Large Male-Female, Small Male-Female, Large |
| Class | : | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc. |
|
Dimension |
Range |
Tolerance |
|
|
mm |
|||
|
Flange Facings |
Eccentricity of machined facing diameters |
< DN 100 |
1.0 |
|
> DN 100 |
2.0 |
||
|
a (type B facing height) |
2 mm |
+0, -1.0 |
|
|
3 mm |
+0, -2.0 |
||
|
4 mm |
+0, -3.0 |
||
|
5 mm |
+0, -4.0 |
||
|
6 mm |
+0, -5.0 |
||
|
b (type C and E facing height) |
All |
+0.5, -0 |
|
|
b (type G facing height) |
All |
+0, -0.5 |
|
|
b (type H facing height, outer) |
All |
+0.2, -0 |
|
|
c (type D and F facing height) |
All |
+0, -0.5 |
|
|
d (type H facing height, inner) |
All |
+0.5, -0 |
|
|
B and E (facing diameters) |
All |
+0, -0.5 |
|
|
C and D (facing diameters) |
All |
+0.5, -0 |
|
|
Surface Finish |
Facing types A, B, E and F |
All, turning |
Ra = 3.2 µm min 12.5 µm max |
|
All, other than turning |
Ra = 3.2 µm min 6.3 µm max |
||
|
Facing types C, D, G and H |
All |
Ra = 0.8 µm min 3.2 µm max |
|
|
Flange Drilling Details |
B (diameter of bolt circle) |
Bolt sizes M10 to M24 |
±0.9 |
|
Bolt sizes M27 to M45 |
±1.4 |
||
|
Centre to centre of adjacent bolt holes |
Bolt sizes M10 to M24 |
±0.45 |
|
|
Bolt sizes M27 to M45 |
±0.7 |
||
|
All |
A (outside diameter) |
< DN 150 |
±2.0 |
|
> DN 150 < DN 500 |
±3.0 |
||
|
> DN 500 < DN 1200 |
±5.0 |
||
|
> DN 1200 < DN 1800 |
±7.0 |
||
|
> DN 1800 |
±10.0 |
||
|
C (flange thickness, machined on both faces) |
< 18 mm thickness |
±1.0 |
|
|
> 18 mm < 50 mm thickness |
±1.0 |
||
|
> 50 mm thickness |
±1.0 |
||
|
C (flange thickness, machined on front face) |
< 18 mm thickness |
+2.0, -1.0 |
|
|
> 18 mm < 50 mm thickness |
+4.0, -1.5 |
||
|
> 50 mm thickness |
+7.0, -2.0 |
||
|
Weld Neck Flanges, Code 111 |
B (outside diameter of hub at welding end) |
< DN 125 |
+3.0, -0 |
|
> DN 125 < DN 1200 |
+4.5, -0 |
||
|
> DN 1200 |
+6.0, -0 |
||
|
F (hub diameter) |
< DN 50 |
+0, -2.0 |
|
|
> DN 50 < DN 150 |
+0, -4.0 |
||
|
> DN 150 < DN 300 |
+0, -6.0 |
||
|
> DN 300 < DN 600 |
+0, -8.0 |
||
|
> DN 600 < DN 1200 |
+0, -10.0 |
||
|
D (length through hub) |
< DN 80 |
±1.5 |
|
|
> DN 80 < DN 250 |
±2.0 |
||
|
> DN 250 |
±3.0 |
||
|
Slip on, Code 112 and Threaded,Code 113 |
E (slip on flange hub diameter)B (threaded flange hub diameter) |
< DN 50 |
+1.0, -0 |
|
> DN 50 < DN 150 |
+2.0, -0 |
||
|
> DN 150 < DN 300 |
+4.0, -.0 |
||
|
> DN 300 < DN 600 |
+8.0, -0 |
||
|
> DN 600 < DN 1200 |
+12.0, -0 |
||
|
> DN 1200 < DN 1800 |
+16.0, -0 |
||
|
> DN 1800 |
+20.0, -0 |
||
|
B (slip on bore diameter) |
< DN 100 |
+0.5, -0 |
|
|
> DN 100 < DN 400 |
+1.0, .0 |
||
|
> DN 400 < DN 600 |
+1.5, .0 |
||
|
> DN 600 |
+3.0, -0 |
||
|
D (length through hub) |
Same as Weld Neck D |
||
|
Blank Flanges, Code 105 |
B (flange thickness) |
Same as C for all other flanges |
|
|
C (unmachined centre portion) |
Maximum specified |
||
| Price List | |
| BS 4504 Flanges | US / Metric Ton (FOB Price) on request |
| BS 4504 Flanges | US / Metric Ton (FOB Price) on request |
| BS 4504 Flanges | US / Metric Ton (FOB Price) on request |
| BS 4504 Flanges | US / Metric Ton (FOB Price) on request |
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