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Flanges

Our Complete range of products are Lined Reducing Flange and Lined Blind Flange.

Lined Reducing Flange

  • Size 15NB TO 300NB ( ¾” TO 12” )
  • Temperature -29℃~200℃
  • Length As per Standard of B16.5 & ANSI B 16.42
  • Liner PFA    – Per Fluoro Alkoxy, ASTM D3307 FEP    – Fluorinated Ethylene Propylene,   ASTM D2116 HDPE –  As per Standard
  • Body As per ASTM A 234 Gr. WPB / DI A395 / SS304 / SS316 ( Seamless)
  • Steel Housing Carbon steel or Stainless Steel
  • Flanges ASTM A 105 (N) / IS 2062 / ASTM A351 GR CF8 & CF8M
  • Drilling / Pressure ASA 150# / 300# / DIN / Table – F
  • Dimensional STD Reducing Flange: B16.5 & ANSI B 16.42 Flanges               : ASME B 16.5 Lining Standard : ASTM F 1545
  • Vacuum Full vacuum rated

VescoaT supplies and manufacturer of FEP / PFA Lined Reducing Flange of various Standard, Non Standard size on Request, We also manufactures in PFA / FEP / HDPE lined Reducing Flange on Application and international standard of ASTM F1545.

  1. All Fittings work will be supplied with suitable wooden end covers to protect the flare faces.
  2. Material test certificates will be provided for all raw materials
  3. The plastic liner flare will replace the raised face portion of the flange.

Dimension Detail:     All Dimensions are in mm
NB 1 NB 2 L
MM INCH MM INCH
40 1.5″ 25 1″ 35
50 2″ 25 1″ 35
40 1.5″
65 2.5″ 25 1″ 35
40 1.5″
50 2″
80 3″ 25 1″ 45
40 1.5″
50 2″
65 2.5″
100 4″ 25 1″ 45
40 1.5″
50 2″
65 2.5″
80 3″
150 6″ 25 1″ 54
40 1.5″
50 2″
65 2.5″
80 3″
100 4″
200 8″ 25 1″ 54
40 1.5″
50 2″
65 2.5″
80 3″
100 4″
150 6″
250 10″ 25 1″ 54
40 1.5″
50 2″
65 2.5″
80 3″
100 4″
150 6″
200 8″
300 12″ 25 1″ 54
40 1.5″
50 2″
65 2.5″
80 3″
100 4″
150 6″
200 8″
250 10″
150# Class     All Dimensions are in mm
NB d4 K D No. of Holes & Hole Dia
MM INCH
25 1″ 50.8 79.2 108 4 x 15.9
40 1.5″ 73.2 98.6 127 4 x 15.9
50 2″ 91.9 120.7 152.4 4 x 19.0
65 2.5″ 104.6 139.7 177.8 4 x 19.0
80 3″ 127.0 152.4 190.5 4 x 19.0
100 4″ 157.2 190.5 228.6 8 x 19.0
150 6″ 215.9 241.3 279.5 8 x 22.2
200 8″ 269.7 298.5 342.9 8 x 22.2
250 10″ 323.9 362.0 406.4 12 x 25.4
300 12″ 381.0 431.8 482.6 12 x 25.4

 

 

Testing/Inspection Mechanical Properties
  PTFE PFA FEP
Hydro Test At 29 Bar, after lining Tensile Strength, PSI (min) 3500 3800 3000
Spark Test At 25 KV Elongation, % (min) 300 300 250
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Lined Blind Flange

  • Size 15NB TO 300NB ( ¾” TO 12” )
  • Temperature -29℃~200℃
  • Length As per Standard of B16.5 & ANSI B 16.42
  • Liner PFA    – Per Fluoro Alkoxy, ASTM D3307 FEP    – Fluorinated Ethylene Propylene,   ASTM D2116 HDPE –  As per Standard
  • Body As per ASTM A 234 Gr. WPB / DI A395 / SS304 / SS316 ( Seamless)
  • Steel Housing Carbon steel or Stainless Steel
  • Flanges ASTM A 105 (N) / IS 2062 / ASTM A351 GR CF8 & CF8M
  • Drilling / Pressure ASA 150# / 300# / DIN / Table – F
  • Dimensional STD Flanges               : ASME B 16.5 Lining Standard : ASTM F 1545
  • Vacuum Full vacuum rated

VescoaT supplies and manufacturer of PTFE / FEP / PFA Lined Blind Flange of various sizes as per international standard of ASTM F1545.

Dimension Detail: 150# Class   All Dimensions are in mm
NB d4 K D H No. of Holes & Hole Dia
MM INCH
15 1/2″ 35.1 60.5 88.9 11.1 4 x 15.9
20 3/4″ 42.9 69.9 94.4 12.5 4 x 15.9
25 1″ 50.8 79.2 108 14.5 4 x 15.9
40 1.5″ 73.2 98.6 127 17.5 4 x 15.9
50 2″ 91.9 120.7 152.4 19.5 4 x 19.0
65 2.5″ 104.6 139.7 177.8 22.2 4 x 19.0
80 3″ 127.0 152.4 190.5 24.0 4 x 19.0
100 4″ 157.2 190.5 228.6 24.0 8 x 19.0
150 6″ 215.9 241.3 279.5 25.5 8 x 22.2
200 8″ 269.7 298.5 342.9 29.0 8 x 22.2
250 10″ 323.9 362.0 406.4 30.5 12 x 25.4
300 12″ 381.0 431.8 482.6 32.0 12 x 25.4
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