Trison Overseas LLP
Alloy Steel Grade

Grade P9 Steel Grade Specifications

Grade P9 is a 9% Chromium and 1% Molybdenum alloy steel pipe. It offers enhanced high-temperature corrosion and oxidation resistance compared to Grade P5.

Key Advantages & Characteristics

✓High protection against oxidation up to 650°C
✓High resistance to sulfide corrosion cracking
✓Higher creep rupture strength
✓Excellent wear and erosion resistance

Chemical Composition

Technical Specifications

Carbon (C)
0.15% max
Manganese (Mn)
0.30 - 0.60%
Silicon (Si)
0.25 - 1.00%
Chromium (Cr)
8.00 - 9.50%
Molybdenum (Mo)
0.85 - 1.05%

Mechanical Properties

Technical Specifications

Tensile Strength (MPa)
415 min
Yield Strength 0.2% (MPa)
205 min
Elongation (%)
30 min

Available Product Forms in Grade P9

We stock and supply a comprehensive range of Grade P9 structural steel, piping systems, and mechanical components globally.

Grade P9 Pipe

Industrial seamless and welded pipes manufactured to handle severe pressures, fluid flow, and chemical environments. Available in various wall schedules, lengths, and end configurations.

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Grade P9 Tube

Precision instrumentation, heat exchanger, and condenser tubes built for precise dimensional tolerances and structural thermal performance. Features clean finishes and high concentricity.

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Grade P9 Sheet

Premium hot rolled (HR) and cold rolled (CR) steel sheets. Offered in a wide variety of finishes including mirror, hairline, matte, and chequered, matching stringent architectural or industrial needs.

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Grade P9 Plate

Heavy duty thick plate materials engineered for pressure vessel shells, boilers, structural frames, and severe wear environments. Certified to handle high pressure loads and extreme conditions.

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Grade P9 Coil

Sturdy, long strip steel coils in HR (hot rolled) and CR (cold rolled) conditions, optimized for stampings, profile drawings, tube rollings, and slitting distributions.

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Grade P9 Round Bar

Bright and black round bars offering excellent dimensional accuracy, tensile strength, and machinability. Designed for shafts, bolts, gears, and high stress mechanical components.

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Grade P9 Rod

Industrial rod materials and wire rods with reliable mechanical strength, ductile qualities, and chemical uniformity for drawing, forging, and structural operations.

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Grade P9 Wire

Premium metal wires in spool and coil forms, ranging in diameters from fine sizes to heavy wire. Highly uniform, corrosion resistant, and resilient for drawing and weave projects.

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Grade P9 Pipe Fitting

Premium butt-weld and forged pipe fittings including elbows, tees, reducers, unions, and couplings. Precision engineered to form secure, leak-proof transitions in industrial piping systems.

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Grade P9 Flange

Heavy forged flanges including Slip-On, Blind, Weld Neck, Socket Weld, and Threaded configurations. Designed to connect pipes, valves, pumps, and other equipment with secure sealing.

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Grade P9 Fastener

Enterprise grade bolts, studs, heavy hex nuts, washers, and threaded rods. Built to withstand high torque, extreme vibrations, heat, and chemical corrosion in critical joints.

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Grade P9 Wire Mesh

Industrial woven and welded wire mesh screens, optimized for chemical filtering, agricultural separations, architectural screens, and safety barriers.

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Grade P9 Angle

L-shaped structural angles offering high torsional stability, uniform dimensions, and high load capacity for structural framing, brackets, and construction.

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Grade P9 Channel

C-shaped structural channels providing outstanding bending stiffness, load capacity, and durability for columns, support structures, and industrial machinery bases.

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Grade P9 Beam

Heavy structural H-beams and I-beams built to sustain large vertical loads and spans in industrial buildings, bridges, and infrastructure projects.

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