HDPE Lined Reducing Flange

Material Specifications and Dimensional Standards:

Reducing Flange :

• ASTM A 106 Grade B Schedule 40. / Cast steel ASTM 216 Gr.WCB.
• SS ASTM A 304 / ASTM A 316 shedule 40.

Flanges:
Material Specification: ASTM A 105 / IS 2062 Gr B / ASTM A 216 / ASTM A 395 / ASTM A 536.
Dimensional Standard: ASME B 16.5 ASA 150# or ASME B 16.42 ASA 150 # or DIN PN 6/PN 10/PN 16/PN 25 or BS Table D/E/F/H.

Linning:
PTFE ( ASTM D 1457, White in colour) / PFA / HDPE /PP/PVDF
Linning thickness 3 to 7 mm.

Operating temperature :
For PTFE - 29 to 260 deg. C, For HDPE Upto 60 deg.C , For PP upto 100 deg. C

Final Product Testing & Inspection:
Testing and Inspection of Final Fabricated Product is carried in accordance with ASTM F 1545 Specification.

1. Inspection of Lining by 25 KV Spark Test.
2. Hydraulic Pressure Test at 29.9 kg/cm2.
3. Air Leak Test at 3 kg / cm2.
4. Vacuum Tests and Other Tests Provided on request at additional expenses.