Reducing Clamp Ferrules (31WMP)

  • Sanitary Clamp Reducing Ferrules
  • Available in 304 & 316L alloy stainless steel
  • Stamped with Heat Lot Number
  • 3-A Sanitary Standards for Sanitary Fittings, Number 63-03
  • View Sizes and Dimensions
 
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Reducing weld clamp ferrules connect sanitary process lines with tri-clamp, weld ends of different sizes.

Stainless steel design is offered in both 304 and 316L alloy options.  Sizes for this product range from 1/2 inch all the way up to 12 inches.  For joining clamp fittings to welded ends.  Orbital weld is recommended to ensure proper connectivity, tri-clamp connections finish this process line.

Recommended products include clamp gaskets and single-pin, heavy duty clamps.

Material Test Reports (MTRs) Available upon request.

Reducing Weld Clamp Ferrules Part Numbers & Dimensions

Reducing Clamp x Weld Ferrule Dimensions

Size
(Tube OD)
Part NumberDimensions
304316LA
3/4″ x 1/2″31WMP-.75x.50-30431WMP-.75x.50-316.500
1″ x 1/2″31WMP-1x.50-30431WMP-1x.50-316.500
1″ x 3/4″31WMP-1x.75-30431WMP-1x.75-316.500
1 1/2 x 1/231WMP-1.5x.50-30431WMP-1.5x.50-316.500
1 1/2″ x 3/4″31WMP-1.5x.75-30431WMP-1.5x.75-316.625
1 1/2″ x 1″31WMP-1.5×1-30431WMP-1.5×1-316.500
2″ x 1″31WMP-2×1-30431WMP-2×1-316.500
2″ x 1 1/2″31WMP-2×1.5-30431WMP-2×1.5-316.500
2 1/2″ x 2″31WMP-2.5×2-30431WMP-2.5×2-316.500
3″ x 2″31WMP-3×2-30431WMP-3×2-316.500
4″ x 3″31WMP-4×3-30431WMP-4×3-316.625

Watch How to Measure Tri-Clamp Fittings

Tri-Clamp Fittings and Gasket Sizing Guide

Sanitary Fitting Dimensions
Sanitary SizeOD of Flange EndID of TubeOD of Tube
1/2″0.9920.3700.500
3/4″0.9920.6200.750
1″1.9840.8701.000
1 1/2″1.9841.3701.500
2″2.5161.8702.000
2 1/2″3.0472.3702.500
3″3.5792.8703.000
4″4.6823.8344.000
6″6.5625.7826.000
8″8.6027.7828.000
10″10.5709.78210.000
12″12.57011.76012.000

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