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At Vision Alloys, we take pride in being a premier manufacturer of Phosphorous Bronze PB1 Round Bars, a material known for its remarkable combination of strength, corrosion resistance, and excellent machinability. PB1 phosphor bronze round bars are vital in industries where durability and precision are crucial, from marine engineering to heavy machinery. Our PB1 Round Bars are crafted with meticulous attention to detail, ensuring that every bar meets the highest industry standards and exceeds your expectations.
Our Phosphorous Bronze PB1 Round Bars adhere to stringent ASTM B139 and ASME SB139 specifications, guaranteeing that they meet the rigorous demands of your applications. The UNS C90700 grade of PB1 ensures a composition rich in phosphorous material, offering superior wear resistance and fatigue strength. PB1 phosphor bronze suits them, particularly for high-stress environments where other materials might fail. Each bar is produced with precision to ensure consistent quality and performance.
Understanding that different projects require different specifications, we offer various Phosphorous Bronze PB1 Round bar sizes. Whether you need bars with a diameter as small as 6mm or as large as 300mm, we have you covered. PB1 phosphor bronze bars can also be customized to meet specific length requirements, making them ideal for various applications, from bushings and bearings to gears and valve components. This flexibility ensures you get exactly what you need for your project without compromises.
Standard | ASTM B139 / ASME SB139 |
Dimensions | DIN, EN, ASTM, JIS, ASME, BS, AISI |
Hex Bar Size | 2-100mm A/F |
Round Bar Size | Diameter: 3-~800mm |
Flat Bar Size | Thickness: 2 -100mm |
Width: 10 to 500mm | |
Square Bar Size | 4 to 100mm |
Rectangles Size | 33 x 30mm to 295 x 1066mm |
Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
Surface | Hot Rolled Pickled, Bright, Sand Blasting Finished, Cold Drawn, Hairline,Polished |
Form | Rod, Round, Flat Bar, Precision Ground Bar, Square, Round Rod, Triangle, Hollow, Rectangle, Threaded, Hex (A/F), Profiles, Half Round Bar etc. |
At Vision Alloys, premium quality doesn't have to come with a premium price tag. As a leading manufacturer and supplier based in Mumbai, India, we can offer Phosphorous Bronze PB1 Round Bars at highly competitive prices. Our extensive experience and efficient manufacturing processes allow us to deliver products that offer exceptional value for money. Whether you are sourcing pb1 phosphor bronze materials for a small-scale project or a large industrial operation, our pricing structure is designed to provide the best possible value without sacrificing quality.
We have built a reputation as a trusted supplier of high-quality materials across India. Our Phosphorous Bronze PB1 Round Bars are recognized for their reliability and performance, making us the go-to choice for automotive and aerospace industries. With our centre in Mumbai and a robust distribution network, we are well-positioned to meet client's needs nationwide. When you choose Vision Alloys, you're not just getting a product—you're partnering with a team dedicated to your success, providing expert advice, timely delivery, and unparalleled customer service.
To preserve the high standards of our selection of industrial round bar, we have always adhered to a systematic quality management process.
Our staff of experts is vibrant and talented, and they have always been our largest supporters and contributors to our success. Our vision is to create a world of round bar.
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 |
Hardness Test
Chemical and Physical Testing
Tensile test on metals - ISO 6892-1
Universal Testing Machine
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