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Ansi B16.5 Class900 Welding Neck Flanges

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2021-08-25 07:54

  • Browse the number:

    99

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Company Profile

Shanxi Hongkai Forging Co., Ltd

By certification [File Integrity]

Contact：hkdzyxgs(Mr.)  

Email：

Telephone：

Phone：

Area：Beijing

Address：Beijing

Website：http://www.hkforging.net/ http://hkdzyxgs.wtsaihua.com/

Product Details


1. Introduction: Weld Neck Flanges are flanges that designed to be joined to a piping system by butt welding.



2. Description: Weld neck flange (WN flange) has a neck that can relocated stress of the pipe, so to reduce the pressure that gathered in the flange bottom. It is compatible to the pipelines that works in high or low temperature and bear high pressure.
































































































































































































































Nominal Pipe Size Outside Diameter (O) Thickness (T) Raised Face Diameter (R) Length Thru Hub (Y) Hub Diameter (X) Bore (B) Approximate Weight (lbs) Bolt Circle (C) Number of Holes Diameter of Holes
1/2 4.75 0.88 1.38 2.38 1.5 Specified by purchaser 5 3.25 4 0.88
3/4 5.13 1 1.69 2.75 1.75 Specified by purchaser 6 3.5 4 0.88
1 5.88 1.13 2 2.88 2.06 Specified by purchaser 9 4 4 1
1 1/4 6.25 1.13 2.5 2.88 2.5 Specified by purchaser 10 4.38 4 1
1 1/2 7 1.25 2.88 3.25 2.75 Specified by purchaser 13 4.88 4 1.13
2 8.5 1.5 3.63 4 4.13 Specified by purchaser 25 6.5 8 1
2 1/2 9.63 1.63 4.13 4.06 4.88 Specified by purchaser 36 7.5 8 1.13
3 9.5 1.5 5 4 5 Specified by purchaser 31 7.5 8 1
4 11.5 1.75 6.19 4.5 6.25 Specified by purchaser 53 9.25 8 1.25
5 13.75 2 7.31 5 7.5 Specified by purchaser 86 11 8 1.38
6 15 2.19 8.5 5.5 9.25 Specified by purchaser 110 12.5 12 1.25
8 18.5 2.5 10.63 6.38 11.75 Specified by purchaser 175 15.5 12 1.5
10 21.5 2.75 12.75 7.25 14.5 Specified by purchaser 260 18.5 16 1.5
12 24 3.13 15 7.88 16.5 Specified by purchaser 325 21 20 1.5
14 25.25 3.38 16.25 8.38 17.75 Specified by purchaser 400 22 20 1.63
16 27.75 3.5 18.5 8.5 20 Specified by purchaser 495 24.25 20 1.75
18 31 4 21 9 22.25 Specified by purchaser 680 27 20 2
20 33.75 4.25 23 9.75 24.5 Specified by purchaser 830 29.5 20 2.13
24 41 5.5 27.25 11.5 29.5 Specified by purchaser 1500 35.5 20 2.63















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