Class 300 Flange

Refer ASME B16.5 300 Blind/ Weld Neck and Slip On Flange Dimensions In MM, What Pressure Is A 300LB Flanges Rated For?


Class 300 Flange

Production Process Of 300 LB Flanges

300 LB Flanges can withstand high temperatures and handle pressure well. This is the one that people are looking for and need in industries such as hydraulic systems. Also, our specialists handle the packing and other details with care, so there will be no problems. Also, 300 lb blind flange is among the flange kinds, and we provide high-quality products. As a result, if you need threaded flange class 300, approach us and we will provide you the cheapest price.
The requirements of stainless-steel class 300 flange include norms, DIN, JIS, size, supporting substance, production method, testing, and many more.

What Is The Difference Between Class 300 Flange And 600 Flange?

The short explanation is that flanges in the Class 300 Flanges and 300# classes have different diameters. They are intended to withstand differing working pressures. The commercial standard ANSI B16.5 specifies all of the operating pressures, dimensions, and limitations for pipe flanges utilized. When compared to 150 class flanges, 300 class flages are more resistant to pressure.

Searching For A Reliable ASME B16.5 Class 300 Forged Flanges manufacturer In UAE?, Find All Sizes And Schedule, Check Difference Between Class 150 And 300?

Benefit Of A RF/ RTJ In A 300# Flange?

The RTJ flange is among the most effective flanges utilized in industrial pipe networks for high-temperature pressure applications. Internal pressures are used in the ring and groove structure to improve the sealing ability of the connecting flanges. The sealing performance enhances as the working pressure increases. 300# Flange flanges can withstand cyclic loads and corrosive fluids.

Advantages And Disadvantages Of ASME B16.5 Class 300 Forged Flanges

ASME B16.5 Class 300 Forged Flanges are a type of flanges that can withstand high pressure. They are consequently utilised in numerous industries such as chemical, distilleries, and others. The main drawback of a ring-type joint flanges is the high cost associated with its sophisticated. Furthermore, while disassembling ring joint flanges attachments, the flanges must be firmly separated to free the ring from the groove. This may necessitate enough room, limiting the use of a 300# Flange in cramped installations.

supplier of Class 300 Socket Weld Flange and ASME 300 Long Weld Neck Flange with stamping In Middle East, View Price List, Weight, Pressure Rating




Specialized in manufacturing

Class 300 Flange

ASME B16.5 Class 300 Forged Flanges can handle more pressure than a Class 150 flange, because a Class 300 flanges are constructed with more metal and can withstand more pressure.

Size

1/2 Inches to 24 Inches

Class

300

ASTM

A182, A105, A350

ASME

B16.5
300 LBS Flanges


ASME B16.5 Class 300 Forged Flanges



What Pressure Is A 300 Flange Rated For?
What Pressure Is A 300 Flange Rated For?
  • Class 300 flanges (stronger and bigger, but with the same bore size) withstands 570 psi at the same temperature of 600 degrees F°.
What Is The Difference Between Class 150 And 300?
What Is The Difference Between Class 150 And 300?
  • A Class 300 flanges can handle more pressure than a Class 150 flanges, because a Class 300 forged flanges are constructed with more metal and can withstand more pressure.
Are 250 And 300 Flanges The Same?
Are 250 And 300 Flanges The Same?
  • 250-pound (Class 250 B16. 10) iron flanges and a 300-pound flanges. They match up with no issues and the bolts can be the same.

Class 300 Flange Specification


Specifications Class 300 Flange
Pressure Class 150 To 2500
Methods Of Forging Casting
Forging
Rolling
Cutting
Use In Marine & dredging
Sanitation
Process Instrumentation
Oil and Gas
Petrochemical/ Refinery/Chemical
Power etc.
Equipment Pushing Machine
Press machine
electric bevelling machine
Available Packing Packing In Plywood Box And Plywood Pallet
Brand Name Schulzmann
Testing Hydrostatic testing machine
Magnetic particle detector
Direct-reading Spectrograph
UI trasonic flaw detector
Class 300 Flange Manufacturer In UAE Size NPS 1⁄₂" To NPS 48”
Certificate ISO
Supply Ability 500 Ton Per Month
Schedule SCH 5S To XXS
Payment Type L/C,T/T,D/P,Paypal
Transportation In Air & Ocean and Land
Supporting Material For Flanges Gasket/ Ring Joint/ Flanges Bolts
Manufacturing Productivity 350 ton per month


300LB Flanges Price List


Description Price In US ($)
GR A105, RF, STL XS BORE, FLANGES TYPE SOCKE TWELD RATING-ASME CLASS 300 US $119.40 Per KG
GR :SA350 LF2 FLG SW 300# RF SOCKETWELD RATING-300# US $11.76 Per KG
GR : A105 FLANGES WN, 300#, RF, STD BORE -ASME CLASS 300 US $127.63 Per KG
RF, 3/4 Inch Sch 80/XS A105N, Class 300, Flanges Weld Neck US $15.7 Per KG
Flanges Blind, RF, Class 300, 3/4 A105N US $15.95 Per KG
Slip On Flanges, 300 RF, A182 GR F304/304L, 2 Inch, SCH 80 US $470.13 Per KG
Class 300, 4 Inch, Flanges Weld Neck, RF, Sch 40/Std A105N US $43.70 Per KG
Slip On Flanges, 300 RF, A182 GR F304/304L, 3/4 Inch, SCH 120 US $413.76 Per KG
B16.5, A182 F316/F316L, Blind Flanges, RF, CLASS 300, 1/2' US $36.72 Per KG
CLASS 300 PSI, 3 INCH, Blind Flanges, SCH 40, RF US $235.12 Per KG
ANSI 300 LB FLANGES END, 4 IN, 8 HOLE, US $135.70 Per KG
RF, Class 300, 2 Inch, Flanges Weld Neck, Sch80/XS A105N US $102.27 Per KG
Class 300, 3/4 Inch, Flanges Weld Neck, RF, Sch 80/XS A105N US $11.23 Per KG


Types Of ASME B16.5 Class 300 Forged Flanges


ANSI 300 Slip On Flanges

ANSI 300 Slip On Flanges

Class 300 Blind Flanges

Class 300 Blind Flanges

Class 300 Welding Neck Flanges

Class 300 Welding Neck Flanges

Class 300 Socket Weld Flanges

Class 300 Socket Weld Flanges

Class 300 Plate Flanges

Class 300 Plate Flanges

ASME B16.5 Class 300 Lap Joint Flanges

ASME B16.5 Class 300 Lap Joint Flanges

300 LBS Threaded Flanges

300 LBS Threaded Flanges

ASME 300LB Raised Face Flanges

ASME 300LB Raised Face Flanges

Class 300 High Hub Blind Flanges

Class 300 High Hub Blind Flanges

Class 300 Pipe Flanges

Class 300 Pipe Flanges

Class 300 Stainless Steel Flanges

Class 300 Stainless Steel Flanges

Class 300 Carbon Steel Flanges

Class 300 Carbon Steel Flanges


Class 300 Flange Dimensions In Mm


Class 300 Flange Dimensions In Mm

NPSODWTLength Of OverallB.C.Bolts Holes NumberO.D. of R/F
WNRFSORF And SWRF
(Loose)
(O)(Q)(Y)(Dia.)(No.)(Dia.)(R)
1/29514.352.422.222.2666.541535
3/411715.957.225.425.482.441943
112417.561.927.027.089.041951
1-1/413319.165.127.027.098.541964
1-1/215620.768.330.230.2114.542273
216522.369.833.333.3127.081992
2-1/219025.476.238.138.1149.0822105
321028.679.442.942.9168.0822127
425431885.747.647.6200.0822157
527935.098.450.850.8235.0822186
631336.698.452.452.4270.01222216
6381413111.161.991.9330.01225270
1044447.7117.566.795.3387.51629324
1252150.8130.273.0101.6451.01632381
1458454.0142.976.2111.1514.52032413
1664857.2146.082.6120.7571.52035470
1871160.4158.888.9130.2628.52435533
2077563.5161.995.2139.7686.02435584
2491469.9168.3106.4152.4843.02441692


Class 300 Flange Pressure Rating


Temperature (in F°) Class 300 Flanges
100 740
200 680
300 655
400 635
500 605
600 570
650 550
700 530
750 505
800 410
850 320
900 230
950 135
1000 85


300# Flange Weight


Normal Size In InchNormal Size In MMOD In (MM)
WT Of
(D) In MM)
SORF
SWRF
WNRFBLRF
1/21588.911.20.40.50.4
3/42098.612.70.60.70.6
12510814.20.810.9
1 1/432117.315.711.31.2
1 1/24012717.51.31.71.5
250152.419.12.12.62.4
2 1/265177.822.43.34.13.9
380190.523.93.94.94.9
3 1/290215.923.94.86.16.2
4100228.623.95.36.87.0
512525423.96.18.68.6
6150279.425.47.510.611.3
8200342.928.412.117.619.6
10250406.430.216.52428.6
12300482.631.826.236.543.2
14350533.435.134.648.458.1
16400596.936.644.860.676.1
1845063539.648.968.393.7
20500698.542.961.984.5122.0


Class 300 Raised Face Flange Dimensions


Class 300 Raised Face Flange Dimensions

ASME

NPS

ODODWTDiameterDiameterNo.Diameter
DiameterDiameter OfOF FlangesOF Circle Of OF Holes
Class Pipe SizeOF BoltOF Bolt
Of FlangesR/FTTfBoltsBolts
300612.508.501.3810.620.88120.75
815.0010.621.5613.001.00120.87
1017.5012.751.8215.251.12161.00
1220.5015.001.9417.751.25161.12
1423.0016.252.0620.251.25201.12
1625.5018.502.1922.501.38201.25
1828.0021.002.3124.751.38241.25
2030.5023.002.4427.001.38241.25
14.882.000.693.500.7540.62
1 1/26.122.880.884.500.8840.75
26.503.621.005.000.7580.62
38.255.001.256.620.8880.75
410.756.191.508.501.0080.87


Class 300 Bleed & Drip Ring Dimensions


Class 300 Bleed & Drip Ring Dimensions

NPS ID
1 63.5
1.1/2 82.6
2 101.6
2.1/2 120.7
3 133.4
4 171.5
6 219.1
8 276.2
10 336.6
12 406.4


300 LBS Spades And Ring Spacers Dimensions


300 LBS Spades And Ring Spacers Dimensions

NPSOD (A)ID Of
(B)
Center-to-End
(C)
WT Of
(T)
Handle
Width Of W
1/251161296.432
3/464211366.432
170271396.432
1.1/479421506.432
1.1/292481506.432
2108611589.732
2.1/2127731779.732
3146891779.732
3.1/216210220512.738
417811420512.738
521314124015.738
624816824015.738
830521928122.438
1035927333325.444
1241932436328.444
1448335639531.844
1653640642238.144
1859445745041.151
2065150848044.551
2477261054050.851


300# Studding Outlet Dimensions


300# Studding Outlet Dimensions

Normal Size BoreODWTOD of R/FStud CircleHole Dia.No. Of HolesHole DepthTap SizeT.P.I.Tap DepthFlat Bottom Weight
(B)(O)(T)(R)(C)()()(U)()()(V)(Base)(per 1″)
1/23.751.251.382.6227/6440.881/2130.563.53.1
3/44.621.51.693.2517/3241.125/8110.756.44.6
14.881.523.517/3241.125/8110.7575.1
1 1/45.251.52.53.8817/3241.125/8110.7585.8
1 1/26.121.752.884.521/3241.313/4100.88137.8
26.51.53.62517/3281.125/8110.75128.5
2 1/27.51.754.125.8821/3281.313/4100.881811
38.251.7556.6221/3281.313/4100.882214
3 1/291.755.57.2521/3281.313/4100.882515
4101.756.197.8821/3281.313/4100.883019
5111.757.319.2521/3281.313/4100.883621
612.51.758.510.6221/32121.313/4100.884427
8151.8810.621349/64121.447/8916336
1017.52.1212.7515.257/8161.56181.129046
1220.52.251517.751161.811 1/881.2512761
14232.2516.2520.251201.811 1/881.2515374
1625.52.518.522.51 1/8202.121 1/481.4420188
18282.52124.751 1/8242.121 1/481.44235102
2030.52.523271 1/8242.121 1/481.44273118
24362.8827.25321 3/8242.381 1/281.69425160


ANSI B16.5 Class 300 FF Flange Dimensions


ANSI B16.5 Class 300 FF Flange Dimensions

Normal SizeDiameter Of PipeIDNo. of holesDiameter Of FlangesThickness of FlangeB.C Dia.Bolt Holes Dia.Weight As Per Kilogram
(DN)(ISO)(DIN)(D5)(BN)(D)(b)(K)(d2)(KG/PCS)
101414.54901660140.7
17.217.74901660140.69
1520214951665140.77
21.3224951665140.77
20252641051875141.06
26.927.641051875141.05
25303141151885141.27
33.734.441151885141.25
323839414018100181.86
42.443.1414018100181.83
4044.545.5415018110182.12
48.349415018110182.09
505758.1416520125182.78
60.361.1416520125182.74
6576.177.1818522145183.48
8088.990.3820024160184.33
100108109.6823524190225.82
114.3115.9823524190225.61
125133134.8827026220267.91
139.7141.6827026220267.6
150159161.18300282502610.12
168.3170.5830028250269.58
175193.7196.112350322953014.45
200219.1221.812375343203016.9
250267270.212450383853327.28
273276.212450383853326.51
300323.9327.616515424503336.38
350355.6359.716580465103652.83
368372.216580465103650.24
400406.441116660505853974.71
419423.716660505853971.44
500508513.620755526704286.87
600610616.5208905479548121.84
700711716249955890048150.93
80081381824114064103056219.08
90091492028125070114056271.16
10001016102228136078125056344.95


Why pay extra? Buying from ASME CL300 Raised Face Flange manufacturer save your cost, wide selection of ANSI B16.5 300# Spectacle Blind Flange in UAE


Class 300 Flange Thickness


Normal Size OD Minimum WT (T) Diameter Of R/F Bolt Holes No. Dia. Of Holes B.C. Bore Of SORF ID Bore Of WNRF ID Dia. Of Hub Base Hub Top Dia. Length Of SORF Length Of WNRF
1⁄2 3.50 0.38 1.38 4 0.62 2.38 0.88 0.62 1.19 0.84 0.56 1.81
3⁄4 3.88 0.44 1.69 4 0.62 2.75 1.09 0.82 1.50 1.05 0.56 2.00
1 4.25 0.50 2.00 4 0.62 3.12 1.36 1.05 1.94 1.32 0.62 2.12
11⁄4 4.62 0.56 2.50 4 0.62 3.50 1.70 1.38 2.31 1.66 0.75 2.19
11⁄2 5.00 0.62 2.88 4 0.62 3.88 1.95 1.61 2.56 1.90 0.81 2.38
2 6.00 0.69 3.62 4 0.75 4.75 2.44 2.07 3.06 2.38 0.94 2.44
21⁄2 7.00 0.81 4.12 4 0.75 5.50 2.94 2.47 3.56 2.88 1.06 2.69
3 7.50 0.88 5.00 4 0.75 6.00 3.57 3.07 4.25 3.50 1.12 2.69
31⁄2 8.50 0.88 5.50 8 0.75 7.00 4.07 3.55 4.81 4.00 1.19 2.75
4 9.00 0.88 6.19 8 0.75 7.50 4.57 4.03 5.31 4.50 1.25 2.94
5 10.00 0.88 7.31 8 0.88 8.50 5.66 5.05 6.44 5.56 1.38 3.44
6 11.00 0.94 8.50 8 0.88 9.50 6.72 6.07 7.56 6.63 1.50 3.44
8 13.50 1.06 10.62 8 0.88 11.75 8.72 7.98 9.69 8.63 1.69 3.94
10 16.00 1.12 12.75 12 1.00 14.25 10.88 10.02 12.00 10.75 1.88 3.94
12 19.00 1.19 15.00 12 1.00 17.00 12.88 12.00 14.38 12.75 2.12 4.44
14 21.00 1.31 16.25 12 1.12 18.75 14.14 13.25 15.75 14.00 2.19 4.94
16 23.50 1.38 18.50 16 1.12 21.25 16.16 15.25 18.00 16.00 2.44 4.94
18 25.00 1.50 21.00 16 1.25 22.75 18.18 17.25 19.88 18.00 2.62 5.44
20 27.50 1.62 23.00 20 1.25 25.00 20.20 19.25 22.00 20.00 2.81 5.62
22 29.50 1.75 25.25 20 1.38 27.25 22.22 21.25 24.25 22.00 3.07 5.82
24 32.00 1.81 27.25 20 1.38 29.50 24.25 - - - - -


Class 300 ANSI B16.5 Forged Flanges Bolt Size


Normal Pipe Class 300 Flanges
Bolts Circle Dia. Bolts Dia. No. Of Bolts Length Of Bolts
Stud Bolts
R/F
Machine Bolts
R/F
1/2 2-5/8 1/2 4 2-1/2 2
3/4 3-1/4 5/8 4 2-3/4 2-1/2
1 3-1/2 5/8 4 3 2-1/2
1-1/4 3-7/8 5/8 4 3 2-3/4
1-1/2 3-1/2 3/4 4 3-1/2 3
2 5 5/8 8 3-1/4 3
2-1/2 5-7/8 3/4 8 3-3/4 3-1/4
3 6-5/8 3/4 8 4 3-1/2
3-1/2 7-1/4 3/4 8 4-1/4 3-3/4
4 7-7/8 3/4 8 4-1/4 3-3/4
5 9-1/4 3/4 8 4-1/2 4
6 10-5/8 3/4 12 4-3/4 4-1/4
8 13 7/8 12 5-1/4 4-3/4
10 15-1/4 1 16 6 5-1/4
12 17-3/4 1-1/8 16 6-1/2 5-3/4
14 20-1/4 1-1/8 20 6-3/4 6
16 22-1/2 1-1/4 20 7-1/4 6-1/2
18 24-3/4 1-1/4 24 7-1/2 6-3/4
20 27 1-1/4 24 8 7
22 29-1/4 1-1/2 24 8-3/4 7-1/2
24 32 1-1/2 24 9 7-3/4


manufacturer & exporter of Class 300 Orifice Flanges and ANSI 300 LBS Lap Joint Flange in RTJ, Groove & Tongue, RF, Male & Female, FF Face Types, check ANSI 300 Flange Bolt Size and Gasket Chart


No. Of 300# Flange Bolt Holes


Normal Size In
(inches)
Class 300 Flanges
Flanges Diameter Bolts Number Bolts Diameter Diameter Of Bolt Holes B.C.
1/4 3-3/8 4 1/2 0.62 2-1/4
1/2 3-3/4 4 1/2 0.62 2-5/8
3/4 4-5/8 4 5/8 0.75 3-1/4
1 4-7/8 4 5/8 0.75 3-1/2
1-1/4 5-1/4 4 5/8 0.75 3-7/8
1-1/2 6-1/8 4 3/4 0.88 4-1/2
2 6-1/2 8 5/8 0.75 5
2-1/2 7-1/2 8 3/4 0.88 5-7/8
3 8-1/4 8 3/4 0.88 6-5/8
3-1/2 9 8 3/4 0.88 7-1/4
4 10 8 3/4 0.88 7-7/8
5 11 8 3/4 0.88 9-1/4
6 12-1/2 12 3/4 0.88 10-5/8
8 15 12 7/8 1 13
10 17-1/2 16 1 1.12 15-1/4
12 20-1/2 16 1-1/8 1.25 17-3/4
14 23 20 1-1/8 1.25 20-1/4
16 25-1/2 20 1-1/4 1.38 22-1/2
18 28 24 1-1/4 1.38 24-3/4
20 30-1/2 24 1-1/4 1.38 27
24 36 24 1-1/2 1.62 32


Class 300 Flange Gasket Dimensions In Mm


Class 300 Flange Gasket Dimensions In Mm

Normal Pipe Size In Inch (I.D.) Gasket (O.D.) Gasket
Class 300
1/2 1.875 2.125
3/4 2.25 2.625
1 2.625 2.875
1 1/4 3 3.25
1 1/2 3.375 3.75
2 4.125 4.375
2 1/2 4.875 5.125
3 5.375 5.875
4 6.875 7.125
5 7.75 8.50
6 8.75 9.875
8 11 12.125
10 13.375 14.25


ASME B16.5 Class 300 Flange Bolt Torque


NPS Size Inch NPS Size MM (Max.) Radial Projection
No Deeper Than the Bottom In (MM) Deeper Than the Bottom In (MM)
1/2 15 3.0 1.5
3/4 20 3.0 1.5
1 25 3.0 1.5
1 1/4 32 3.0 1.5
1 1/2 40 3.0 1.5
2 50 3.0 1.5
2 1/2 65 3.0 1.5
3 80 4.5 1.5
3 1/2 90 6.0 3.0
4 100 6.0 3.0
5 125 6.0 3.0
6 150 6.0 3.0
8 200 8.0 4.5
10 250 8.0 4.5
12 300 8.0 4.5
14 350 8.0 4.5
16 400 10.0 4.5
18 450 12.0 6.0