Plastic Fiexible Coupling

250PSI Plastic Fiexible Coupling

250PSI Plastic Fiexible Coupling

Plastic pressure coupling, mainly designed for brackish, M/F, U/F, and N/F, membrane filtration, permeate, waste water and other low pressure applications. With good toughness and strength, excellent corrosion resistance.

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Categories: Plastic Fiexible Coupling

Features & Benefits

  • Completely corrosion proof
  • 3X designed Safety margin
  • Light weight
  • Low price & high performance
  • Permanent UV resistant, non water absorptive
  • Approved for portable water application up 85 C
  • Drinking water certificate for EPDM gaskets - NSF, WRAS, KTW
Pressure Rating 100psi 250psi
Size 3/4”-4” 3/4”-2.1/2”
Housing Reinforced ABS Reinforced Nylon
Bolts/Nuts/Washers Carbon Steel Carbon Steel
304 Stainless Steel 304 Stainless Steel
316 Stainless Steel 316 Stainless Steel
Gasket EPDM Rubber EPDM Rubber

Material specification

  • Sizes-Inches/DN:1 inch to 4 inch (DN25 to DN100)
  • Maximum working pressure:100 PSI (6.9bar)/250 PSI (21bar)
  • Housings:Glass fiber reinforced material, available in ABS and Nylon
  • Rubber Gaskets:Gaskets – EPDM rubber, suitable for cold water, hot water, rare acid, oil-free air and multiple chemical product (-50~150℃).It is not suitable for medium like petroleum.
  • Bolts & Nuts:Material available in carbon steel, SS304 and SS316. Confirming to ASTM F-593
  • Standard, big and robust round head bolts, with standard heavy nuts

Ordering Information

Size Dimensions Approx Wgt.Each
Nominal Size
mm
inches
X
mm
inches

mm
inches
Z
mm
inches
Kg
20 46.2 79 42.7 0.33
3/4 1.82 2.99 1.68
25 66.4 91.4 44.3 0.35
1 2.61 3.60 1.74
40 68.0 104 43.8 0.4
1 1/2 2.56 4.09 1.71
50 80.3 114.3 47.0 0.45
2 3.16 4.50 1.85
65 94.5 134.6 47.0 0.65
2 1/2 3.63 5.30 1.85
80 110 147.3 47.0 0.85
3 4.30 5.80 1.85
100 156 208 52 0.95
4 6.14 8.19 2.05