PB2 (Phosphor Bronze) | BS1400 PB2 Bronze Alloy Castings

Conex Metals is a trusted manufacturer and global exporter of PB2 Phosphor Bronze Alloy Castings produced to the British Standard BS1400: PB2. With decades of metallurgical expertise and modern manufacturing facilities, we deliver precision-engineered PB2 bronze components for a wide range of high-performance applications. PB2 Phosphor Bronze is a high-strength bronze alloy with a higher tin and phosphorus content than PB1, making it ideal for heavy-duty bearings, bushings, and wear-resistant parts operating under severe conditions of high load and high speed. It also provides excellent corrosion resistance in marine and industrial environments. PB2’s superior fatigue strength and outstanding mechanical properties make it an excellent material choice for engineering, mining, marine, oil & gas, and transportation industries worldwide.

Material Composition (Typical):

Manufacturing Capabilities — Conex Metals: At Conex Metals, PB2 components are manufactured using:

• Sand Casting
• Centrifugal Casting
• Continuous Casting

We also offer complete machining services with advanced equipment:

• CNC Turning
• Horizontal & Vertical Milling
• Boring & Drilling
• Precision Grinding
• Surface Polishing & Finishing

Typical Applications of PB2 Alloy: PB2 Phosphor Bronze is ideal for:

• Heavy-duty Bearings & Bushings
• Gears & Worm Wheels
• Pump Components
• Valve Components & Seats
• Hydraulic Press Bushes
• Guide Bushes
• Industrial Wear Rings
• High Load Sliding Surfaces

Industries Served by Conex Metals:

• Marine & Shipbuilding
• Oil & Gas
• Mining & Earthmoving
• Steel Plants
• Hydraulic Equipment
• Railways & Locomotive Industry
• Pumps & Valves Manufacturing
• Heavy Mechanical Engineering

Mechanical Properties (Typical):

Dimensional Tolerances: Manufactured to ISO 8062 (CT7–CT8) or to specific customer drawings & tolerances. Surface Finish Options:

• Machined Finish
• Polished Finish
• Coated (as per customer requirement for marine & industrial applications)

Lead Time: Standard production lead time of 4 to 6 weeks after order confirmation. Standards & Compliance:

• BS1400: PB2
• Closest ASTM Equivalent: ASTM B505 C90700 / C91100

Why Choose Conex Metals for PB2 Bronze Castings?

• ISO 9001:2015 Certified
• 100% In-house Foundry and Machining
• Precision-engineered bronze castings
• Proven expertise in PB2 alloy metallurgy
• Fast, reliable delivery worldwide
• Flexible production batches (small or large)
• Competitive pricing with excellent customer service