SAE AISI P20 Ni Plastic Mould Steel Bars

SAE AISI P20 Ni Plastic Mould Steel Bars

Name: SAE AISI P20 Ni Plastic Mould Steel Bars
Brand: JAYANT IMPEX
Price: 138.0 INR
Availability: InStock

138.0 INR/Kilograms

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Product Details:

Tensile Strength ~1000-1200 MPa (pre-hardened)
Corrosion Resistant Moderate, not stainless
Coating Type Uncoated or as specified
Temper Annealed or Pre-Hardened
Hardness ~280-320 HB (pre-hardened), up to 54 HRC (after hardening)
Width Custom/varied (as cut to size)
Recyclable Yes
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SAE AISI P20 Ni Plastic Mould Steel Bars Price And Quantity

Minimum Order Quantity 1 Kilograms
Price 138.0 INR/Kilograms

SAE AISI P20 Ni Plastic Mould Steel Bars Product Specifications

Chemical Composition C: 0.28-0.40%, Mn: 0.60-1.00%, Si: 0.20-0.80%, Cr: 1.40-2.00%, Mo: 0.30-0.55%, Ni: 0.80-1.20%
Surface Machined or as-rolled
Size Cut to customer specification
Grade P20 Ni
Composition Nickel, Chromium, Molybdenum alloyed steel
Steel Product Type Plastic Mould Steel Bar
Diameter N/A (mainly flat/rectangular bar)
Product Form Bar, Flat, Block, Rectangular
Usage Plastic injection and blow mould manufacturing
Shape Rectangular / Flat / Block / Square Bar
Heat Resistance Yes
Application Plastic Injection & Blow Moulds, Die Holders, Backing Plates, Structural Parts of Moulds
Material Composition % Ni: 0.80-1.20%, Cr: 1.40-2.00%, C: 0.28-0.40%, Mn: 0.60-1.00%, Si: 0.20-0.80%, Mo: 0.30-0.55%
Hardness ~280-320 HB (pre-hardened), up to 54 HRC (after hardening)
Width Custom/varied (as cut to size)
Recyclable Yes
Thickness Custom thicknesses
Steel Standard AISI, SAE, DIN (typically DIN 1.2738 or equivalent)
Steel Type Alloy Steel
Weight As per size and dimensions
Temper Annealed or Pre-Hardened
Finish Type Mill finish or machined
Color Metallic Grey
Product Name SAE AISI P20 Ni Plastic Mould Steel Bar
Corrosion Resistant Moderate, not stainless
Material Grade P20 Ni
Tensile Strength ~1000-1200 MPa (pre-hardened)
Coating Type Uncoated or as specified
Dimension (L*W*H) Custom sizes available / on request

Delivery Condition Pre-hardened (HRC 30-36) or Annealed
Non-Magnetic No, magnetic material
Applicable Industries Automotive, Consumer Goods, Packaging, Electrical
Stock Type Ready stock, cut to required size
Microstructure Fine-grained, uniform structure
Machinability Good, easy to machine in annealed state
Yield Strength ~800 MPa (pre-hardened)
Weldability Good, but preheating recommended
Packaging Type Loose, custom bundles, as requested
Edge Condition Square/chamfered as per order

Product Description

Material Designation	Alloy Family	Primary Form	Application Method	Equivalent Standard
AISI P20 Ni	Nickel Chromium Molybdenum Tool Steel	Forged Bar Round Flat	Machining EDM Photo Etching	UNS T31502 Plus Ni
DIN 1.2738	Nickel Chromium Molybdenum Tool Steel	Large Mould Block Flat Bar	Deep Cavity CNC Milling	EN ISO 4957 40CrMnNiMo8-6-4
GB 3Cr2NiMo	Nickel Chromium Molybdenum Tool Steel	Forged Mould Plate Round Bar	Injection Mould Fabrication	GB T 1299 Chinese Standard
JIS NAK55	Modified Nickel Aluminium Copper Tool Steel	Pre Hardened Steel Block	High Mirror Polish Moulding	Commercial Japanese Designation

Nominal Chemical Composition

Element	Element Name	Minimum Mass Fraction	Maximum Mass Fraction	Nominal Value
Fe	Iron	Balance	Balance	95.30
C	Carbon	0.35	0.45	0.38
Mn	Manganese	1.30	1.60	1.45
Cr	Chromium	1.80	2.10	1.95
Ni	Nickel	0.90	1.20	1.00
Mo	Molybdenum	0.15	0.25	0.20
Si	Silicon	0.20	0.40	0.30
P	Phosphorus	0.00	0.03	0.015
S	Sulfur	0.00	0.02	0.005

Physical and Mechanical Properties

Property	Value Range	Metric Units	Imperial Units
Density	7.85	Grams per Cubic Centimeter	0.284 Pounds per Cubic Inch
Hardness Pre Hardened	28 to 34	Rockwell C	Rockwell C
Tensile Strength Ultimate	980 to 1120	Megapascals	142000 to 162000 Pounds per Square Inch
Yield Strength	850 to 990	Megapascals	123000 to 143000 Pounds per Square Inch
Modulus of Elasticity	205	Gigapascals	29700000 Pounds per Square Inch
Thermal Conductivity at 20 Celsius	33 to 35	Watts per Meter Kelvin	229 to 243 BTU Inch per Hour Square Foot Fahrenheit
Thermal Expansion Coefficient	11.9 to 13.7	Micrometers per Meter Kelvin	6.61 to 7.61 Microinches per Inch Fahrenheit
Maximum Service Temperature	400	Celsius	752 Fahrenheit

Optimized Steel Performance for Mould Manufacturing

SAE AISI P20 Ni Mould Steel Bars are engineered for versatility and durability in plastic mould tooling. Their balanced alloying and microstructure provide outstanding machinability, reliable heat resistance, and uniform hardness, minimizing cycle times and reducing tooling costs for manufacturers. Provided in pre-hardened or annealed conditions, each bar is precisely cut to customer dimensions and available with different edge finishes.

Flexible Supply and Customization

Manufactured and supplied throughout India by leading producers, these steel bars can be ordered in loose or specially bundled packaging. Their form-ranging from flat and rectangular to block or square-allows seamless adaptation into diverse industrial applications, spanning automotive, consumer goods, packaging, and electrical sectors. Each bar is recyclable and delivered without coatings unless specified.

FAQ's of SAE AISI P20 Ni Plastic Mould Steel Bars:

Q: How is SAE AISI P20 Ni Plastic Mould Steel typically used in manufacturing?

A: This steel bar is commonly used for plastic injection and blow moulds, as well as for die holders, backing plates, and structural mould components due to its high toughness, machinability, and durability.

Q: What is the delivery condition of P20 Ni Mould Steel Bars supplied by manufacturers in India?

A: The bars are delivered either pre-hardened (HRC 30-36) or annealed. Customers can request ready stock cut to size, with edges either square or chamfered as needed.

Q: Where can I request custom sizes or special shapes for P20 Ni steel bars?

A: Custom dimensions and shapes (rectangular, flat, block, or square) can be ordered directly from suppliers, manufacturers, or dealers throughout India, ensuring optimal fit for your mould or tooling requirements.

Q: What are the main benefits of selecting P20 Ni steel for mould-making?

A: Benefits include good machinability in the annealed state, uniform microstructure for consistent performance, moderate corrosion and heat resistance, and the ability to deliver reliable results in high-cycle production environments.

Q: How should P20 Ni Mould Steel be welded for best results?

A: Preheating the material before welding is recommended to avoid cracking and ensure a strong weld, given its alloyed composition and pre-hardened condition.

Q: When is it advisable to select pre-hardened versus annealed P20 Ni bars?

A: Pre-hardened bars are ideal when minimizing post-machining heat treatment is critical, enabling quicker turnaround. Annealed bars are preferable if deep machining or complex shaping is required before hardening.

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