STANDARDS OF CONSTRUCTION
Pipe and Fittings manufactured by FAAB INDUSTRIES are in full compliance with ASTM F 1545. Standard specification for Plastic Lined Ferrous Metal Pipe, Fittings and Flanges.
Products also meet the following specifications:
| Liners: | PTFE | Polytetrafluoroethylene ASTM D4894, D4895 |
| PFA | Perfluoroalkoxy ASTM D3307 | |
| PVDF | Polyvinylidene Fluoride ASTM D3222, D 5575 | |
| PP | Polypropelene Type II Copolymer ASTM D4101 | |
| PIPE: | 1” through 8” Sch 40 Carbon Steel as per A 106 Gr.B, Smls. | |
| 10” and 12” Sch 30 Carbon Steel as per A 106 Gr. B, Smls. | ||
| 14” and above Sch 20 Carbon Steel ERW as per IS 3589. | ||
| FLANGES: | SWRF/SWFF/SOFF/SORF, Forged Steel ASTM A 105, dimensions as per ANSI B16.5 Class 150. | |
| FITTINGS: | Fabricated Carbon Steel: Components as per ASTM A234 WPB Flanges rotating lap or fixed. | |
Ductile Iron Casting(60-40-18) as per ASTM A395
Cast Steel as per ASTM A216 Gr. WCB.
Standard fittings dimensions as per ASME B16.9 fabricated fittings, 150#
| Tolerance: | Pipes and Fittings |
|---|---|
| Dimensions | Tolerance |
| Length and Centerline dimensions | ± 3 mm |
| Fixed Flange bolt hole alignment | ± 1.6 mm |
| Flange perpendicularity | 2.4mm/305mm of |
| (with Pipe Centerline) | nom. Pipe diameter |
PRESSURE CLASS
The components shall as a minimum have an allowable pressure as shown in Table.
| TABLE 4.1 | |||
| ALLOWABLE PRESSURE RATING | |||
| Temperature | Class 150 | Class 300 | |
| Liner minimum | 250 psig (17 bar) | 450 psig | |
| 100 of | (38°C) | 250 psig (17 bar) | 450 psig |
| 150°F | (66 °C) | 242 psig (16.6 bar) | 415 psig |
| 200 of | (93°C) | 235 psig (16.1 bar) | 390 psig |
| 300 of | (149°C) | 215 psig (15 bar) | 345 psig |
| 400 of | (204°C) | 200 psig (13.8 bar) | 295 psig |
| 500 of | (260°C) | 170 psig (11.75 bar) | 245 psig |