ASTM: B564, B160, B162, B472, A182, A105, A350, A694
Use in: Lower Pressure Applications
Dimensions: ASME B16.47, BS 3293, DIN 86029.
Face: RF, RTJ, FF
Class: Class 75 to 900, PN 2.5 to PN 250
Process: Forging, Steel Cutting, and Casting
RFQ: contact@pipingmaterial.sa
Get Direct Quotes From Verified Suppliers Of 304 Stainless Steel Large Diameter Weld Neck Flange Series B in Saudi Arabia
| Size | 26″ To 60” |
|---|---|
| Class | 75 to 900, PN 2.5 to PN 250 |
| Surface | Antirust Paint, Oil Black Paint, Yellow Transparent, Zinc Plated |
| Face | RF, RTJ |
| Price Offer | Per Piece |
| DIN | DIN2627, DIN2576, DIN2636, DIN 2631, DIN2632, DIN2634, DIN2566, DIN2527, DIN2628, DIN2635, DIN2633, DIN2641, DIN2637, DIN2656, DIN2573, DIN2629, DIN2655, DIN2673, DIN2642, DIN2638 |
| Services | CNC Machining, Customised Flanges |
|---|---|
| Origin | Indian, Janpanese, European, Korean |
| Dimensions | ASME B16.47, BS 3293, DIN 86029,MSS SP44, ANSI B16.47 Series A & B, API-605, ASA, AWWA, Custom Drawings |
| Process | Forging, Steel Cutting, and Casting |
| Uses | Lower Pressure Applications |
| Material | Nickel Alloy, Duplex, Stainless Steel, Alloy Steel, Super Duplex, Carbon Steel |
| BS | BS4504, BS1560, BS10, BS4504 |
Buy Weld Neck Flange Series A or B Suppliers in Saudi Arabia, Offers a Large Range of Commonly Used Flanges Types.

Weld Neck Flange

Slip on Flange

Blind Flange

Plate Flange
Contact ASTM A105 Carbon Steel Series A WNRF Flanges Stockists in Gulf Countries Who Supply Sizes Upto 60″ As Per ANSI B16.47

Check Weld Neck Flange Series A or B Suppliers in Saudi Arabia, Gives Accurate Dimension Chart For Flanges.
| Nominal Pipe Size | Outside Diameter (O) | Min Thickness (T) | Raised Face Diameter (R) | Length Thru Hub (Y) | Hub Diameter (X) | Minimum Fillet Radius (r) | Top of Hub (A) | Bore (B) | Approximate Weight (lbs) | Bolt Circle (C) | Number of Holes | Diameter of Holes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 28 | 32.00 | 1.31 | 29.75 | 2.44 | 28.62 | 0.31 | 28.06 | Specified by purchaser | 85 | 30.50 | 40 | 0.75 |
| 58 | 64.00 | 2.06 | 60.50 | 5.44 | 59.12 | 0.44 | 58.06 | Specified by purchaser | 430 | 61.88 | 44 | 1.12 |
| 30 | 34.00 | 1.31 | 31.75 | 2.56 | 30.62 | 0.31 | 30.06 | Specified by purchaser | 90 | 32.50 | 44 | 0.75 |
| 52 | 57.38 | 1.88 | 54.25 | 4.75 | 52.94 | 0.38 | 52.06 | Specified by purchaser | 310 | 55.50 | 48 | 1.00 |
| 44 | 49.25 | 1.69 | 46.25 | 4.12 | 44.88 | 0.38 | 44.06 | Specified by purchaser | 230 | 47.38 | 36 | 1.00 |
| 32 | 36.00 | 1.38 | 33.75 | 2.75 | 32.62 | 0.31 | 32.06 | Specified by purchaser | 105 | 34.50 | 48 | 0.75 |
| 48 | 53.25 | 1.81 | 50.25 | 4.38 | 48.88 | 0.38 | 48.06 | Specified by purchaser | 270 | 51.38 | 44 | 1.00 |
| 42 | 46.69 | 1.56 | 44.00 | 3.75 | 42.81 | 0.38 | 42.06 | Specified by purchaser | 185 | 45.06 | 48 | 0.88 |
| 34 | 38.00 | 1.38 | 35.75 | 2.88 | 34.62 | 0.31 | 34.06 | Specified by purchaser | 110 | 36.50 | 52 | 0.75 |
| 60 | 66.00 | 2.19 | 62.50 | 5.69 | 61.12 | 0.44 | 60.06 | Specified by purchaser | 475 | 63.88 | 44 | 1.12 |
| 36 | 40.69 | 1.44 | 38.00 | 3.38 | 36.81 | 0.38 | 36.06 | Specified by purchaser | 145 | 39.06 | 40 | 0.88 |
| 46 | 51.25 | 1.75 | 48.25 | 4.25 | 46.88 | 0.38 | 46.06 | Specified by purchaser | 245 | 49.38 | 40 | 1.00 |
| 26 | 30.00 | 1.31 | 27.75 | 2.31 | 26.62 | 0.31 | 26.06 | Specified by purchaser | 80 | 28.50 | 36 | 0.75 |
| 38 | 42.69 | 1.50 | 40.00 | 3.50 | 38.81 | 0.38 | 38.06 | Specified by purchaser | 160 | 41.06 | 40 | 0.88 |
| 50 | 55.25 | 1.88 | 52.25 | 4.56 | 50.94 | 0.38 | 50.06 | Specified by purchaser | 290 | 53.38 | 44 | 1.00 |
| 40 | 44.69 | 1.50 | 42.00 | 3.62 | 40.81 | 0.38 | 40.06 | Specified by purchaser | 170 | 43.06 | 44 | 0.88 |
| 56 | 62.00 | 2.00 | 58.50 | 5.31 | 57.12 | 0.44 | 56.06 | Specified by purchaser | 400 | 59.88 | 40 | 1.12 |
| 54 | 59.38 | 1.94 | 56.25 | 4.94 | 55.00 | 0.38 | 54.06 | Specified by purchaser | 340 | 57.50 | 48 | 1.00 |

| Thickness | Drilling | Weight | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Nom Size | OD | Weld Neck | Blind | OD of RF | Dia at Base | Bore | LTH | Dia Bevel | Bolt Circle | Bolt Length | HoleDia | # of Holes | Weld Neck | Blind |
| O | C | C | R | X | B | Y | A | (1) | (2) | |||||
| 26 | 34.25 | 2.63 | 2.63 | 29.5 | 26.62 | To be specified by purchaser | 4.69 | 26 | 31.75 | 8.75 | 1.38 | 24 | 300 | 702 |
| 54 | 66.25 | 4.69 | 4.69 | 59.5 | 55.25 | 8.44 | 54 | 62.75 | 14 | 1.88 | 44 | 1585 | 4639 | |
| 28 | 36.5 | 2.75 | 2.75 | 31.5 | 28.62 | 4.88 | 28 | 34 | 9 | 1.38 | 28 | 345 | 833 | |
| 56 | 68.75 | 4.82 | 4.82 | 62 | 57.38 | 8.94 | 56 | 65 | 14.25 | 1.88 | 48 | 1760 | 5132 | |
| 48 | 59.5 | 4.19 | 4.19 | 53.5 | 49.12 | 7.5 | 48 | 56 | 12.5 | 1.62 | 44 | 1185 | 3348 | |
| 30 | 38.75 | 2.88 | 2.88 | 33.75 | 30.75 | 5.32 | 30 | 36 | 9.25 | 1.38 | 28 | 400 | 982 | |
| 60 | 73 | 5.13 | 5.13 | 66 | 61.38 | 9.38 | 60 | 69.25 | 15 | 1.88 | 52 | 2045 | 6154 | |
| 32 | 41.75 | 3.13 | 3.13 | 36 | 32.75 | 5.63 | 32 | 38.5 | 10.5 | 1.62 | 28 | 505 | 1237 | |
| 44 | 55.25 | 3.94 | 3.94 | 49 | 45 | 6.94 | 44 | 51.75 | 12 | 1.62 | 40 | 990 | 2717 | |
| 34 | 43.75 | 3.19 | 3.19 | 38 | 34.75 | 5.82 | 34 | 40.5 | 10.5 | 1.62 | 32 | 540 | 1384 | |
| 58 | 71 | 5 | 5 | 64 | 59.38 | 9.19 | 58 | 67.25 | 14.75 | 1.88 | 48 | 1915 | 5675 | |
| 36 | 46 | 3.5 | 3.5 | 40.25 | 36.75 | 6.13 | 36 | 42.75 | 11 | 1.62 | 32 | 640 | 1676 | |
| 46 | 57.25 | 4 | 4 | 51 | 47.12 | 7.25 | 46 | 53.75 | 12 | 1.62 | 40 | 1060 | 2961 | |
| 38 | 48.75 | 3.38 | 3.38 | 42.25 | 39 | 6.13 | 38 | 45.25 | 11 | 1.62 | 32 | 720 | 1819 | |
| 52 | 64 | 4.5 | 4.5 | 57.5 | 53.25 | 8.19 | 52 | 60.5 | 13.75 | 1.88 | 44 | 1410 | 4156 | |
| 40 | 50.75 | 3.5 | 3.5 | 44.25 | 41 | 6.38 | 40 | 47.25 | 11 | 1.62 | 36 | 775 | 2040 | |
| 50 | 61.75 | 4.32 | 4.32 | 55.5 | 51.25 | 7.94 | 50 | 58.25 | 13.25 | 1.88 | 44 | 1270 | 3716 | |
| 42 | 53 | 3.75 | 3.75 | 47 | 43 | 6.69 | 42 | 49.5 | 11.5 | 1.62 | 36 | 890 | 2381 |
Buy Series A or B Weld Neck Pipe Flange in 2205 Duplex Stainless Steel and Various Other Material and Grades With FF, RF, FF Faces

Stainless Steel Weld Neck Flange Series A or B
- 310, 321H, 321, 347, 317, 347H, 904L
- 316 (1.4401, V4A), 304L (1.4307),
- 316LSi (1.4408, CF8M), 304H, 310S,
- ASTM A182 F304 ( 1.4301, V2A )
- 316l (1.4404), 316Ti (1.4571),

Carbon Steel Weld Neck Flange Series A or B
- A694 F46, F42, F60, F52, F70, F65
- ASTM A105/ ASME SA 105
- ASTM A181
- A516 Gr.70, ASTM A36
- A350 LF 2, A105N

Duplex Steel Weld Neck Flange Series A or B
- Alloy 2205
- ASTM A182
- ASME SA 182
- ASTM A182 F51 UNS S31803
- ASTM A182 F60 UNS S32205

Super Duplex Weld Neck Flange Series A or B
- A182 F55 UNS S32760
- ASTM A182 F44 UNS S31254
- ASTM A182 F53 UNS S32750
- A182 F45 UNS S30815
- ASTM A182 F61 UNS S32950

Inconel Weld Neck Flange Series A or B
- Inconel 601 (UNS N06601)
- Inconel 825 (UNS N08825)
- Inconel 600 (UNS N06600)
- Inconel 800 (UNS N08800)
- Inconel 625 (UNS N06625)

Hastelloy Weld Neck Flange Series A or B
- Hastelloy C22 (UNS N06022)
- Hastelloy B2(UNS N10665)
- Hastelloy B3 (UNS N10675)
- Hastelloy C276 (UNS N10276)
- Hastelloy X(UNS N06002)

Nickel Alloy Weld Neck Flange Series A or B
- ASTM B564 Nickel 201 (UNS N02201)
- ASTM B160 Alloy 20 (UNS N08020)
- ASTM B162 Nickel 200 (UNS N02200)

Monel Weld Neck Flange Series A or B
- ASTM B472 Monel 400 (UNS N04400)
- Monel 500 (UNS N05500)
- Monel 401(UNS N04401)

Copper Nickel Weld Neck Flange Series A or B
- ASTM B151 /ASME SB 151
- Cupro Nickel 70/30(UNS C71500 )
- Copper Nickel 90/10 (UNS C70600 )

Alloy Steel Weld Neck Flange Series A or B
- F5, F9
- F22, F91
- ASTM A182
- A387 F1
- F11, F12

Copper Weld Neck Flange Series A or B
- UNS C10200, C10300
- ASTM B152 C10100
- C10800, C12000
- ASTM B61, SB62 C11000
- C12200

Brass Weld Neck Flange Series A or B
- ASTM B16 C27000, C26000
- C26200
- C44300
- C28000, C33000
- UNS C24000, C23000
Find ASME SA 182 F316 Stainless Steel Series B Long Weld Neck Flange Ready Stock With Pressure Class 75 to 900 LBS At Dealer Price
View Weld Neck Flange Series A or B Suppliers in Saudi Arabia, Provides Exceptional Pressure Capacity.
| Working Pressure by Classes, bar | ||||||
|---|---|---|---|---|---|---|
| Temp. ºC | 75 | 150 | 300 | 400 | 600 | 900 |
| -29 to 38 | 9.8 | 19.6 | 51.1 | 68.1 | 102.1 | 153.2 |
| 538 | – | 1.4 | 5.9 | 7.9 | 11.8 | 17.7 |
| 400 | – | 6.5 | 34.7 | 46.3 | 69.4 | 104.2 |
| 100 | 8.8 | 17.7 | 46.6 | 62.1 | 93.2 | 139.8 |
| 450 | – | 4.6 | 23.0 | 30.7 | 46.0 | 69.0 |
| 325 | 4.6 | 9.3 | 38.7 | 51.6 | 77.4 | 116.1 |
| 300 | 5.1 | 10.2 | 39.8 | 53.1 | 79.6 | 119.5 |
| 350 | 3.1 | 8.4 | 37.6 | 50.1 | 75.1 | 112.7 |
| 200 | 6.9 | 13.8 | 43.8 | 58.4 | 87.6 | 131.4 |
| 375 | – | 7.4 | 36.4 | 48.5 | 72.7 | 109.1 |
| 50 | 9.6 | 19.2 | 50.1 | 66.8 | 100.2 | 150.4 |
| 425 | – | 5.5 | 28.8 | 38.4 | 57.5 | 86.3 |
| 250 | 6.0 | 12.1 | 41.9 | 55.9 | 83.9 | 125.8 |
| 475 | – | 3.7 | 17.4 | 23.2 | 34.9 | 52.3 |
| 150 | 7.9 | 15.8 | 45.1 | 60.1 | 90.2 | 135.2 |
| 500 | – | 2.8 | 11.8 | 15.7 | 23.5 | 35.3 |
Discover Japanese Origin Series A & B Reducing Weld Neck Flange Online For Critical Applications, Refer B16.47 Series A vs Series B
- Cost : Higher
- Bolt Hole Size : Larger
- Applications : Ideal for Valves
ASME B16.47 Series A Flange WN
- Cost : Lower
- Bolt Hole Size : Smaller
- Applications : Pipeline connections
ASME B16.47 Series B Flange WN
| Product | Project Name | Location |
|---|---|---|
| WNRF Flanges | Samachem Chemical Plant | Qassim, Saudi Arabia |
| ANSI B16.47 WN Series B Flange | DuBox Factory by AMANA | Rabigh, Saudi Arabia |
| Raised Face Weld Neck Series B Flange | Old Industrial | Yanbu, Saudi Arabia |
| High Pressure Series A Long Weld Neck Flange | SECO Jubail South East Distribution Line | Al Jubail, Saudi Arabia |

