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[email protected]Phosphor Bronze PB1 Bars belong to a group of nickel-based superalloys renowned for their outstanding resistance to both oxidation and corrosion. Employed across diverse sectors like aerospace, automotive, chemical processing, and power generation, these bars demonstrate exceptional endurance against creeping and stress rupture, coupled with favorable formability and weldability characteristics. Operating seamlessly in temperatures reaching 815°C (1,500F), they exhibit impressive resilience to oxidizing agents such as nitric or sulfuric acid solutions.
Tailored for chemical processing, Phosphor Bronze PB1 Bars outshine with elevated resistance to oxidation in temperatures up to 2100 degrees F (1149 degrees C), accompanied by remarkable strength, malleability, and weldability traits. Their robustness extends to enduring a spectrum of acids and alkalis, rendering them indispensable for manufacturing operations grappling with harsh environments or aggressive chemicals.
In aviation realms, Phosphor Bronze PB2 Bars are favored for their capacity to withstand temperatures up to 2100 degrees F (1149 degrees C) and combat stress corrosion cracking from chloride solutions and organic acids. They also boast low CO2 emission levels during processing, making them the preferred material for aviation and aerospace applications.
Meanwhile, Phosphor Bronze PB3 Bars offer stellar strength and fatigue resistance, alongside a commendable defense mechanism against stress corrosion cracking in chloride-laden surroundings. On the other hand, Phosphor Bronze 690 Bars showcase heightened oxidation resistance at elevated temperatures, finding extensive utility in fabricating components for chemical processing, petrochemical, and other high-temperature scenarios.
Apart from their exceptional attributes, Phosphor Bronze Bars offer economical advantages owing to their easy machinability and weldability. This affords seamless integration into complex configurations or existing systems sans the necessity for costly bespoke fabrication. Their capacity to maintain structural integrity even under extreme thermal conditions positions them as an optimal choice across a spectrum 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 PB1, 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 |