Class 300 weld neck flange

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Class 300 weld neck flange

View ASME B16.5 Cl 300 WNRF flanges dimensions chart

Class 300 weld neck flange specification


Class 300 Weld Neck Flange Specification

Type Size Pressure class
Weld Neck Flanges (WNRF) 1/2″ To 24″ Inches Class 300
Hole Face finish ASME Standards
4 to 28 hole Smooth finish
Spiral serrated
Stock finish		 ASME B16.5 and ASME B16.47 (Series A/B)
Manufacturing Process Material specification of Class 300 weld neck forged flange Gasket face
  • Casting
  • Plate
  • Stamped
  • Forged
  • Carbon steel :
    • ASME SA181 Class 60, and Class 70
    • ASTM/ ASME SA105 Carbon Steel
    • ASTM A694 F42/ F46/ F52/ F56/ F60/ F65/ F70
  • Alloy Steel : ASME SA182 (most selling F1, F5, F9, F11), F12, F22, F91
  • CU Ni (Copper nickel) (for sea water):
    • ASME/ ASTM B151
    • CU-Ni 70/30
    • 90/10 Copper Nickel, C7060T, CW352H, C70620, EEMUA 234/3-6, WL 2.1972
  • Titanium : ASTM B381 F2/ Grade F3/ Grade F5/ Grade F12
  • Low Temperature Carbon Steel: ASTM/ ASME SA350 LF2/ Gr LF3/ Gr LF6
  • Nickel alloy: ASME SB564 Ni 200/ Ni 201
  • Stainless Steel: ASTM/ ASME SA182 F304/304L, F316/316L, F310/F310S, F316Ti, F317L, F321/321H, F347/F347H, F904L
  • Monel: Alloy 400/401, 404, R-405, 502, K-500
  • Incoloy: Alloy 800, 800H, 800HT, 803, 825, 832, 908, A-286, 27-7MO, 864, 890, 903, 907, 028, 020, 945, 925, 926, 330, 25-6HN, DS, 909, 945X, MA956
  • Hastelloy: B-2, B, B-3, C-276, C-2000, C, C-4, C-22, C-22HS, G-35, G-30, G-3, N, S, W, X
  • Duplex & Super duplex: F44 (UNS S31254), F51 (UNS S31803), F61 (UNS S32550), F60 (UNS S32205), ASME SA182 F53 (UNS S32750), F55 (UNS S32760),
  • Inconel: (top grade alloy 600, 601, 617, 625), 625LCF, 686, 690, 601GC, 602CA, 603XL, 693, 740H, MA754, 751, 725, 706, 718, 718SPF, MA758, 783, X-750
  • Raised face (RF)
  • Flat Face (FF)
  • Ring-Joint Face (RJF)
  • Lap-Joint Face (LJF)
  • Tongue and Groove Face (TGF)
  • Male/Female Face (MFF)
Get in touch with genuine suppliers of Class 300 weld neck flange in UAE Export Packaging Logistics
  • Design / Modify Drawings for Free
  • Lowest price in UAE
  • Quotation with Valuable Data Sheet
  • Ship with MTC Acc. to EN 10204/3.1
  • Quick Response within 24 Hours
  • Solution Treatment / Aging Treatment
  • Plastic Bag
  • Wooden Case
  • Or custom as required
  • By Air (for urgent demand)
  • By Sea

300 lb weld neck flange manufacturers in Dubai, check ANSI b16.5 class 300 welding neck flanges dimensions, size, and price list

Buying factory direct will save your cost in ANSI 300 weld neck flange and class 300 WNRF flange in GCC countries

Buy cl 300 long weld neck flanges as per ASME b16.5, check manufacturing methods, advantages, and disadvantages
Choose from the list of verified 300# welding neck flange suppliers in UAE before ordering, and compare response times and prices of 300lb WN flanges in the middle east and Asia

300 LB weld neck flange temperatures rating according SA182 F316/316L in PSI

Temperature of CL 300WN flange °F Class 300 (#)
-20 to 100 720
200 620
300 560
400 515
500 480
600 450
700 430
800 420
900 415
1000 350
1100 305
1200 185
1300 115
1400 75
1500 40

 

Class 300 welding neck flanges Weight in LBS

NPS Weight
( as per lbs)		 Wall Thickness
1/2 2 9/16
3/4 3 5/8
1 4 11/16
1 1/4 6 3/4
1 1/2 8 13/16
2 9 7/8
2 1/2 12 1
3 15 1 1/8
3 1/2 18 1 3/16
4 25 1 1/4
5 32 1 3/8
6 42 1 7/16
8 67 1 5/8
10 91 1 7/8
12 138 2
14 186 2 1/8
16 246 2 1/4
18 305 2 3/8
20 378 2 1/2
22 425 2 5/8
24 545 2 3/4

 

Class 400 weld neck flange bolts dimensions

Size in Millimeter Length Of Machine Bolts Size Of Hole Number Of Bolts Bolt Size In UNC
15 55 5/8 4 1/2
20 65 3/4 4 5/8
25 65 3/4 4 5/8
32 70 3/4 4 5/8
40 75 7/8 4 3/4
50 75 3/4 8 5/8
65 85 7/8 8 3/4
80 90 7/8 8 3/4
90 95 7/8 8 3/4
100 95 7/8 8 3/4
125 110 7/8 8 3/4
150 110 7/8 12 3/4
200 120 1 12 7/8
250 140 1 1/8 16 1
300 145 1 1/4 16 1 1/8
350 160 1 1/4 20 1 1/8
400 165 1 3/8 20 1 1/4
450 170 1 3/8 24 1 1/4
500 185 1 3/8 24 1 1/4
600 205 1 5/8 24 1 1/2

 

Class 300 WNRF flange estimated import price and shipping time variations

Canada Mexico Panama
Estimated Shipping 45 days 45 days 45 days
Extra cost 5% 5% 5%
Costa Rica Puerto Rica Trinidad And Tobago
Estimated Shipping 45 days 45 days 60 days
Extra cost 5% 5% 5%
Note: Get latest price list from the genuine Class 300 weld neck flange suppliers, stockist and manufacturers listed on pipingmaterial.ae

Class 300 Weld Neck Flange dimensions


Class 300 Weld Neck Flange Dimensions

Flanges