JIS 20k Weld Neck Flanges
What Is The Function Of JIS 20K Flange?
JIS 20K Flange measurements contain several elements and sub divisions. The components are as follows: nominal diameter, bolt hole, flange sectional dimensions, references, and weight. All of this is used to create the particular layout of JIS b2220 20k flanges. JIS B2220 20k flanges come in a variety of styles.
JIS 20k wn flange standards include numerous factors such as flange pressure, flange pressure measurement in DIN, coatings, and more. These factors are taken into account when producing the product. Carbon steel, stainless steel, brass, Hastelloy, aluminium, and other substances are utilised for flange JIS b2220 20k. These materials contain their relevant standards as well as other information. As a result, the entire design is created, and the technicians produce the item. As a result, JIS 20k flange specification is produced and sold to many other nations.
The Welding of A JIS 20k Weld Neck Flange
The long tapered head that gradually stretches over to the layer thickness distinguishes Welding Neck Flanges. The long tapered hub provides critical strength in a number of conditions requiring high pressure or warmth.
In the steel production, flanges come in a variety of shapes and sizes. JIS 20k Weld Neck Flange is one type of this class. It is utilised in businesses such as oil and gas facilities, chemical plants, petrochemical plants, and other connected industries.
Inspection Method Of JIS 20k RF Flange
The tester manages multi-element sensors in PAUT to change beam parameters like angle, standoff length, and focal qualities. Because of its versatility and the compact portable devices that are now accessible, phased array examination has earned widespread recognition.
Encoded magnetic scanners send noise between the bolt holes to examine the elevated JIS 20k Rf Flanges face area. The ultrasonic angles can be customised to meet the unique flange geometry using PAUT. Multiple ultrasonic angles can also be used to maximise
Table of content
JIS 20k Flange
Size
Class
ASTM
ASME
Advantages Of JIS 20k Flanges
JIS 20k Weld Neck Flanges
JIS 20k Blind Flanges
JIS 20k RF Flanges
Specifications | JIS 20k Flange |
---|---|
Certificate | ISO |
Schedule | SCH 5S To XXS |
Payment Type | L/C,T/T,D/P,Paypal |
Pressure Class | Class 150 To Class 2500 |
Methods Of Forging | Casting Forging Rolling Cutting |
Use In | Marine & dredging Sanitation Process Instrumentation Oil and Gas Petrochemical/ Refinery/Chemical Power etc. |
Brand Name | Schulzmann |
Supply Ability | 300 Ton Per Month |
Available Packing | Packing In Plywood Box And Plywood Pallet |
Transportation In | Air & Ocean and Land |
Manufacturers Size | NPS 1⁄₂" To NPS 48” |
Supporting Material For Flanges | Gasket/ Ring Joint/ Flanges Bolts |
Manufacturing Productivity | 500 ton per month |
Testing | Hydrostatic testing machine Magnetic particle detector Direct-reading Spectrograph UI trasonic flaw detector |
Equipment | Pushing Machine Press machine electric bevelling machine |
JIS B2220 20k Flange Price List
Description | Price In US ($) |
---|---|
1/2"JIS 20K FLANGES (15A) | US $95.35 Per KG |
3/4"JIS 20K FLANGES (20A) | US $95.35 Per KG |
1"JIS 20K FLANGES (25A) | US $95.35 Per KG |
2 1/2"JIS 20K FLANGES (65A) | US $79.60 Per KG |
3/8" JIS 20K FLANGES (10A) | US $95.35 Per KG |
1"JIS 20K BLIND FLANGES (25A) | US $37.04 Per KG |
1 1/2"JIS 20K BLIND FLANGES (40A) | US $40.37 Per KG |
2"JIS 20K BLIND FLANGES (50A) | US $75.20 Per KG |
4"JIS 20K BLIND FLANGES(100A) | US $33.34 Per KG |
5"JIS 20K FLANGES (125A) | US $26.85 Per KG |
Types Of Flange Standard JIS 20k
Jis B2220 20k Flanges
Jis 20k Blind Flanges
Jis 20k Slip On Flanges
Jis 20k Weld Neck Flanges
Flanges Jis B2220 20k
Jis 20k Rf Flanges
Flanges Standard Jis 20k
Blind Flanges Jis 20k
Jis 20k 32a Flanges
Pipe |
Pipe |
D |
do |
t |
f |
g |
c |
Holes |
h |
Weld Neck |
||||
Inches | millimeter | d | a | b | T | |||||||||
3/8 | 10 | 17.3 | 110 | 17.8 | 18 | 1 | 52 | 75 | 4 | 19 | - | 17.3 | 38 | 53 |
1/2 | 15 | 21.7 | 115 | 22.2 | 20 | 1 | 55 | 80 | 4 | 19 | 15.8 | 21.7 | 40 | 53 |
3/4 | 20 | 27.2 | 120 | 27.7 | 20 | 1 | 60 | 85 | 4 | 19 | 21.1 | 27.2 | 45 | 58 |
1 | 25 | 34.0 | 130 | 34.5 | 22 | 1 | 70 | 95 | 4 | 19 | 26.8 | 34.0 | 54 | 63 |
1-1/4 | 32 | 42.7 | 140 | 43.2 | 24 | 2 | 80 | 105 | 4 | 19 | 35.1 | 42.7 | 62 | 69 |
1-1/2 | 40 | 48.6 | 160 | 49.1 | 24 | 2 | 90 | 120 | 4 | 23 | 40.7 | 48.6 | 72 | 72 |
2 | 50 | 60.5 | 165 | 61.1 | 26 | 2 | 105 | 130 | 8 | 19 | 52.2 | 60.5 | 88 | 75 |
2-1/2 | 65 | 76.3 | 200 | 77.1 | 30 | 2 | 130 | 160 | 8 | 23 | 65.3 | 76.3 | 108 | 81 |
3 | 80 | 89.1 | 210 | 90.0 | 32 | 2 | 140 | 170 | 8 | 23 | 76.4 | 89.1 | 119 | 85 |
3-1/2 | 90 | 101.6 | 230 | 102.6 | 34 | 2 | 150 | 185 | 8 | 25 | 89.5 | 101.6 | 130 | 88 |
4 | 100 | 114.3 | 250 | 115.4 | 36 | 2 | 165 | 205 | 8 | 25 | 101.5 | 114.3 | 146 | 104 |
5 | 125 | 139.8 | 300 | 141.2 | 40 | 2 | 200 | 250 | 8 | 27 | - | - | - | - |
6 | 150 | 165.2 | 355 | 166.6 | 44 | 2 | 240 | 295 | 12 | 33 | 150.0 | 165.2 | 215 | 120 |
8 | 200 | 216.3 | 405 | 218.0 | 50 | 2 | 290 | 345 | 12 | 33 | 198.7 | 216.3 | 270 | 135 |
10 | 250 | 267.4 | 475 | 269.5 | 56 | 2 | 355 | 410 | 12 | 33 | 247.5 | 267.4 | 333 | 154 |
12 | 300 | 318.5 | 540 | 321.0 | 60 | 2 | 410 | 470 | 16 | 39 | 296.4 | 318.5 | 400 | 159 |
14 | 350 | 355.6 | 585 | 358.1 | 64 | 3 | 455 | 515 | 16 | 39 | 331.8 | 355.6 | 432 | 168 |
16 | 400 | 406.4 | 645 | 409.0 | 70 | 3 | 515 | 570 | 16 | 39 | 379.1 | 406.4 | 466 | 181 |
JIS 20k Weld Neck Flange Dimensions
WN Normal Size |
O.D. eter of flange |
Dimeter of bolts hole centre circle |
Dimeter of bolts hole |
No. of bolts |
Normal desig- nation of thr- ead of bolts |
Inside Diameter |
RF Diameter |
RF face Hei- ght |
WT of flange |
Diameter of hub Small Dimeter side |
Diameter of hub Large Dimeter side |
Taper of hub |
Totle length of fla- nge |
Radius of fillet |
Substitu- tional diame- nsion of WN WT of flange |
Substitu- tional diam- ension of WN Taper of hub |
A | D | C | h | d(14) | g | f | t | a | b(15) | x | T | r(15) | t | x | - | - |
10 15 20 |
75 80 85 |
55 60 65 |
12 12 12 |
4 4 4 |
M10 M10 M10 |
12.7 16.1 21.6 |
39 44 49 |
1 1 1 |
9 9 10 |
17.3 21.7 27.2 |
26 31 38 |
1.25 1.25 1.25 |
24 25 28 |
4 4 4 |
- | - |
25 32 40 |
95 115 120 |
75 90 95 |
12 15 15 |
4 4 4 |
M10 M12 M12 |
27.6 35.7 41.6 |
59 70 75 |
1 2 2 |
10 12 12 |
34.0 42.7 48.6 |
46 55 62 |
1.25 1.25 1.25 |
30 33 34 |
4 4 4 |
- | - |
50 65 80 |
130 155 180 |
105 130 145 |
15 15 19 |
4 4 4 |
M12 M12 M16 |
52.9 67.9 80.7 |
85 110 121 |
2 2 2 |
14 14 14 |
60.5 76.3 89.1 |
73 91 105 |
1.25 1.25 1.25 |
36 39 41 |
4 4 4 |
- | - |
90 100 125 |
190 200 235 |
155 165 200 |
19 19 19 |
4 8 8 |
M16 M16 M16 |
93.2 105.3 130.8 |
131 141 176 |
2 2 2 |
14 16 16 |
101.6 114.3 139.8 |
117 128 156 |
1.25 1.25 1.25 |
41 41 43 |
4 4 4 |
- | - |
150 175 200 |
265 300 320 |
230 260 280 |
19 23 23 |
8 8 8 |
M16 M20 M20 |
155.2 180.1 204.7 |
206 232 252 |
2 2 2 |
18 18 20 |
165.2 190.7 216.3 |
184 209 235 |
1.25 1.25 1.25 |
49 49 53 |
4 4 4 |
- | - |
225 250 300 |
345 385 430 |
305 345 390 |
23 23 23 |
12 12 12 |
M20 M20 M20 |
229.4 254.2 304.7 |
277 317 360 |
2 2 3 |
20 22 22 |
241.8 267.4 318.5 |
261 290 342 |
1.25 1.25 1.25 |
54 61 62 |
4 4 4 |
- | - |
350 400 450 |
480 540 605 |
435 495 555 |
25 25 25 |
12 16 16 |
M22 M22 M22 |
339.8 390.6 441.4 |
403 463 523 |
3 3 3 |
24 24 24 |
355.6 406.4 457.2 |
385 438 491 |
1.25 1.25 1.25 |
73 76 79 |
4 4 5 |
- | - |
500 550 600 |
655 720 770 |
605 665 715 |
25 27 27 |
20 20 20 |
M22 M24 M24 |
492.2 543.0 593.8 |
573 630 680 |
3 3 3 |
24 26 26 |
508.0 558.8 609.6 |
541 593 643 |
1.25 1.25 1.25 |
79 81 81 |
5 5 5 |
- | - |
650 700 750 |
825 875 945 |
770 820 880 |
27 27 33 |
24 24 24 |
M24 M24 M30 |
644.6 695.4 746.2 |
735 785 840 |
3 3 3 |
26 26 28 |
660.4 711.2 762.0 |
698 748 802 |
1.25 1.5 1.5 |
85 94 100 |
5 5 5 |
– 36 38 |
– 1.25 1.25 |
800 850 900 |
995 1045 1095 |
930 980 1030 |
33 33 33 |
24 24 24 |
M30 M30 M30 |
797.0 847.8 898.6 |
890 940 990 |
3 3 3 |
28 28 30 |
812.8 863.6 914.4 |
852 902 952 |
1.5 1.75 1.75 |
100 108 108 |
5 5 5 |
38 38 40 |
1.25 1.5 1.5 |
JIS 20k RF Flange Weight In KG
DN | Pipe | Thread | Holes | Weight |
- | - | - | - | Kg |
10 | 17.2 | M12 | 4 | 0.216 |
15 | 21.3 | M12 | 4 | 0.669 |
20 | 26.9 | M12 | 4 | 0.935 |
25 | 33.7 | M12 | 4 | 1.110 |
32 | 42.4 | M16 | 4 | 1.622 |
40 | 48.3 | M16 | 4 | 1.854 |
50 | 60.3 | M16 | 4 | 2.462 |
65 | 76.1 | M16 | 4 | 2.993 |
80 | 88.9 | M16 | 8 | 3.605 |
100 | 114.3 | M16 | 8 | 3.990 |
125 | 139.7 | M16 | 8 | 5.403 |
150 | 168.3 | M20 | 8 | 6.546 |
175 | 193.7 | M20 | 8 | 4.522 |
200 | 219.1 | M20 | 12 | 8.962 |
250 | 273 | M24 | 12 | 12.758 |
300 | 323.9 | M24 | 12 | 16.593 |
350 | 355.6 | M24 | 16 | 24.070 |
400 | 406.4 | M27 | 16 | 30.186 |
450 | 457 | M27 | 20 | 41.653 |
500 | 508 | M30 | 20 | 52.842 |
Blind Flange JIS 20k Pressure Rating
Temperature (Dedgree C) | Class Of Flanges | ||||||
---|---|---|---|---|---|---|---|
(150#) | (300#) | (400#) | (600#) | (900#) | (1500#) | (2500#) | |
-29 - 38 | 19.8 | 51.7 | 68.9 | 103.4 | 155 | 259 | 431 |
50 | 19.5 | 51.7 | 68.9 | 103.4 | 155 | 259 | 431 |
100 | 17.7 | 51.5 | 68.7 | 103.0 | 155 | 258 | 429 |
150 | 15.8 | 50.2 | 66.8 | 100.3 | 151 | 251 | 418 |
200 | 13.8 | 48.6 | 64.8 | 97.2 | 146 | 243 | 405 |
250 | 12.1 | 46.3 | 61.7 | 92.7 | 139 | 232 | 386 |
300 | 10.2 | 42.9 | 57.0 | 85.7 | 129 | 214 | 357 |
325 | 9.3 | 41.4 | 55.0 | 82.6 | 124 | 207 | 344 |
350 | 8.4 | 40.0 | 53.4 | 80.0 | 120 | 200 | 334 |
375 | 7.4 | 37.8 | 50.4 | 75.7 | 114 | 189 | 315 |
400 | 6.5 | 34.7 | 46.3 | 69.4 | 104 | 174 | 290 |
425 | 5.5 | 28.8 | 38.4 | 57.5 | 86.3 | 144 | 240 |
450 | 4.6 | 23.0 | 30.7 | 46.0 | 69.0 | 115 | 192 |
475 | 3.7 | 17.1 | 22.8 | 34.2 | 51.3 | 85.4 | 142 |
500 | 2.8 | 11.6 | 15.4 | 23.2 | 34.7 | 57.9 | 96.5 |
538 | 1.4 | 5.9 | 7.9 | 11.8 | 17.7 | 29.5 | 49.2 |
Bolts Size Of JIS 20k 32a Flange
Size in (Inches) | Size in (Millimeter) | Bolts Number | Bolts Size In UNC | Stud Length (RF) | Stud Size In ISO | Machine Bolts Length |
---|---|---|---|---|---|---|
1/2 | 15 | 4 | 1/2 | 55 | M14 | 50 |
3/4 | 20 | 4 | 1/2 | 65 | M14 | 50 |
1 | 25 | 4 | 1/2 | 65 | M14 | 55 |
1 1/4 | 32 | 4 | 1/2 | 70 | M14 | 55 |
1 1/2 | 40 | 4 | 1/2 | 70 | M14 | 65 |
2 | 50 | 4 | 5/8 | 85 | M16 | 70 |
2 1/2 | 65 | 4 | 5/8 | 90 | M16 | 75 |
3 | 80 | 4 | 5/8 | 90 | M16 | 75 |
3 1/2 | 90 | 8 | 5/8 | 90 | M16 | 75 |
4 | 100 | 8 | 5/8 | 90 | M16 | 75 |
5 | 125 | 8 | 3/4 | 95 | M20 | 85 |
6 | 150 | 8 | 3/4 | 100 | M20 | 85 |
8 | 200 | 8 | 3/4 | 110 | M20 | 90 |
10 | 250 | 12 | 7/8 | 115 | M24 | 100 |
12 | 300 | 12 | 7/8 | 120 | M24 | 100 |
14 | 350 | 12 | 1 | 135 | M27 | 115 |
16 | 400 | 16 | 1 | 135 | M27 | 115 |
18 | 450 | 16 | 1 1/8 | 145 | M30 | 125 |
20 | 500 | 20 | 1 1/8 | 160 | M30 | 140 |
24 | 600 | 20 | 1 1/4 | 170 | M33 | 150 |