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[email protected]Phosphor Bronze PB2 Bars belong to a group of nickel-based superalloys renowned for their exceptional resistance to oxidation and corrosion, catering to diverse sectors like aerospace, automotive, chemical processing, and power generation.
These bars excel in enduring high temperatures, boasting remarkable creep and stress rupture strength alongside good malleability and weldability. They remain robust even at temperatures reaching 815°C (1,500F), demonstrating outstanding resistance to corrosive oxidizing agents such as nitric acid or sulfuric acid solutions.
Primarily favored in chemical processing due to their heightened resistance to oxidation up to 2100 degrees F (1149 degrees C), Phosphor Bronze PB2 Bars offer unparalleled properties including enhanced strength, ductility, and weldability. Their resilience against various acids and alkalis renders them indispensable in manufacturing processes exposed to harsh conditions or aggressive chemicals.
Phosphor Bronze PB2 Bars find frequent application in aviation, thanks to their capacity to withstand temperatures up to 2100 degrees F (1149 degrees C). Moreover, they resist stress corrosion cracking induced by chloride solutions and organic acids, making them indispensable in manufacturing processes involving harsh chemicals or reagents. Notably, their low CO2 emission levels during processing further elevate their appeal for aviation and aerospace uses.
Phosphor Bronze PB3 Bars deliver exceptional strength and fatigue resistance while displaying outstanding resilience to stress corrosion cracking in chloride-rich environments. Meanwhile, Phosphor Bronze 690 Bars boast superior oxidation resistance at elevated temperatures, commonly employed in fabricating components for chemical processing, petrochemical, and other high-temperature applications.
In addition to their impressive attributes, Phosphor Bronze Bars offer cost-effectiveness owing to their easy machinability and weldability. Consequently, they can be readily shaped into intricate forms or seamlessly integrated into existing systems without necessitating costly bespoke fabrication services. Their capacity to maintain structural integrity even under extreme temperatures positions them as the preferred choice for an array of industrial applications.
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Standard | ASTM B139, B139 / ASME SB 166, SB 446 |
---|---|
Dimensions | ASTM, ASME and API |
Size | 5 mm To 500 mm Dia in 100 mm TO 6000 mm Length available with NACE MR 01-75. |
Length | 100 mm To 3000 mm Long & Above |
Finish | Bright, Polish & Black |
Grade | Phosphor Bronze PB2, PB2, PB3, PB4 |
Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc. |
End | Beveled End, Plain End, Treaded Tube |
Alloy number | Sn | P | Pb | Zn | Cu+Sn+P |
---|---|---|---|---|---|
C5191 | 5.5-7.0 | 0.03-0.35 | ≥99.5 | ||
C5441 | 3.0-4.5 | 0.01-0.50 | 3.5-4.5 | 1.5-4.5 | ≥99.5 |
Grade B.S. 1400: 1985 |
Nominal Composition |
2% PS N/mm Min |
Tensile Strength N/mm Min |
Elongation % Min |
Brinell Hardness Min |
---|---|---|---|---|---|
PB1 | 89/10/01 | 130 | 250 | 5 | 60 |
PB1 | 88/12 | 140 | 260 | 7 | 80 |
PB1 | 90/10 | 130 | 250 | 5 | 60 |
PB1 | 90.5/9.5 | 130 | 240 | 5 | 80 |
LPB-1 | 87/8/2/3 | 80 | 175 | 7 | 60 |
Pb2 | 88/12 | 120 | 195 | 5 | 60 |
Pb2 PB |
88/12 95/5 |
145 130 |
295 240 |
5 5 |
80 80 |