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Steel backing ring ANSI B16.5
Steel backing ring ANSI B16.5

Steel backing ring ANSI B16.5

  • Raw Materials: galvanized steel, stainless steel, carbon steel
  • Diameter : 11/2 inch-32 inch
  • Pressure Rating : PN10/ PN16/150PSI
  • Standards : ASTM/ASME ANSI B16.5

Product Overview

Product Description

Steel backing ring is a flat ring-shaped component used to connect two pipes or equipment. It has the following uses:

1. Connecting pipes: It is usually used to connect two pipes, which can be pipes of the same diameter or different diameters.

2. Connecting equipment: It can also be used to connect equipment such as pumps, valves and pressure vessels, etc.

Puhui provides state-of-the-art fitting accessories
for jointing HDPE piping system which not only
ensures the safe conveyance but also makes it
possible to easily move HDPE pipes at a later stage.
Flanged Joints (with Stub Flanges and Backing Plates) – HDPE pipes can be flange-jointed by using HDPE stub
flange ends in conjunction with metal backing plates and a sealing gasket to provide a demountable joint or to
match up with pumps, valves etc.
Backing Rings have been modified as per the requirements of HDPE sizes.
Puhui can provide variety of backing ring for mechanical connectios in galvanized steel, statinless steel and PP coated steel.

Steel backing ring Advantages

1. Easy maintenance: The steel backing ring is designed to be easy to disassemble, making it more convenient when the pipe or equipment needs maintenance or cleaning.

2. Adjusting the pipe: Using flanges to connect pipes can easily adjust the direction and angle of the pipe.

3. Ensure safety: The flange connection is very firm, which can ensure a safe connection between the pipe and the equipment, preventing leakage and other safety issues.

Product Specification

PP Flange

Pipe Size DN OD PCD ID Bolt No. Bolt Hole Dia  Thickness
50 1 1/2 127 98.6 63 4 16 17.5
63 2″ 152 120.5 68 4 20 19.5
75 2 1/2″ 178 139.5 80 4 20 22.5
90 3″ 190 152.5 95 4 20 24
110 4″ 229 190.5 116 8 20 24
125 5″ 254 216 130 8 22 24
140 5″ 254 216 150 8 22 24
160 6″ 279 241.5 170 8 22 25.5
180 6″ 279 241.5 188 8 22 25.5
200 8″ 343 298.5 210 8 22 29
225 8″ 343 298.5 235 8 22 29
250 10″ 406 362 265 12 26 30.5
280 10″ 406 362 290 12 26 30.5
315 12″ 483 432 335 12 30 32
355 14″ 533 476 365 12 26 35
400 16″ 597 540 420 16 30 37
450 18″ 635 578 470 16 33 40
500 20″ 698 635 520 20 33 43
560 24″ 813 749.5 575 20 36 48
630 24″ 813 749.5 650 20 36 48
710 28″ 927.1 863.6 740 28 35 52.4
800 32″ 1060.4 977.9 830 28 41 57.1

Case

Project: mining pipe

Product: Steel backing ring AMSE/ANSI B 16.5 Class 150

DN:2-10 inch

Location: Peru

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