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Products/Tool & Die Steel/P20 / 1.2311

P20 / 1.2311 Tool & Die Steel Round Bar

Pre-Hardened Chromium-Molybdenum Plastic Mold & Die-Casting Holder Steel

Standard
DIN 17350 / ASTM A681 / AISI P20
Werkstoff / UNS
Werkstoff: 1.2311UNS: T51620
Common Equivalents
40CRMNMO7
Overview

About P20 / 1.2311 Tool & Die Steel

C P Steel Suppliers supplies P20 / 1.2311 Tool & Die Steel for engineering, industrial machinery and manufacturing applications. It is classified as Pre-Hardened Chromium-Molybdenum Plastic Mold & Die-Casting Holder Steel. Common equivalents include 40CRMNMO7. Available forms include ROUND BAR, FLAT BAR.

Contact our Mumbai team with your required size and quantity to confirm availability, documentation and delivery.

P20 / 1.2311 Round Bar Suppliers, P20 / 1.2311 Stockist, P20 / 1.2311 Big Dia, P20 / 1.2311 Cut to size as per requirement, P20 / 1.2311 vs 40CRMNMO7, P20 / 1.2311 Flat Bar, P20 / 1.2311 Small Quantity, P20 / 1.2311 Larger Dia, P20 / 1.2311 Circle, Ring. P20 / 1.2311 Mumbai, Chennai, Tamil Nadu, Gujarat, Pune, Maharashtra, India etc.

Specification

Chemical Composition

ElementComposition (wt%)
CCarbon
0.35 - 0.45%
SiSilicon
0.20 - 0.40%
MnManganese
1.30 - 1.60%
PPhosphorus
max 0.030%
SSulfur
max 0.030%
CrChromium
1.80 - 2.10%
MoMolybdenum
0.15 - 0.25%
FeIron
Balance
Performance

Mechanical, Physical & Processing Properties

PropertyValue / Reading
Tensile Strength950 - 1100 MPa (Pre-Hardened Delivery Condition)
Yield Strength800 - 930 MPa (Pre-Hardened Delivery Condition)
Elongation12 - 16 %
Hardness Brinellmax 235 HBW (Annealed) / 280 - 325 HBW (28 - 34 HRC Typical Pre-Hardened Supply)
PropertyValue / Reading
Density7.85 g/cm3
Melting Point1425 - 1465 deg C
Modulus Of Elasticity205 GPa
Thermal Conductivity29.0 - 34.0 W/(m.K)
PropertyValue / Reading
WeldabilityGood for mold repair when preheated to 250 - 300 deg C and stress-relieved after welding.
MachinabilityGood in the pre-hardened (280 - 325 HBW) condition; excellent polishability and photo-etching capability.
Case HardeningSupplied pre-hardened and ready for machining; can be flame-hardened, induction-hardened, or nitrided for higher surface wear resistance.
Corrosion ResistanceLow natural resistance; mold cavities should be protected against moisture or chrome-plated when molding corrosive plastics.
Cross Reference

Equivalent Grades by Standard

Standard / RegionEquivalent Grade
Indian IS40Cr2Mo28 (IS 3748)
European EN40CrMnMo7 (EN ISO 4957)
Germany DIN40CrMnMo7 / 1.2311 (DIN 17350)
Japan JISPDS5 / HPM2 (JIS Equivalent)
UK (BS)BP20
USA (SAE / AISI)AISI P20 / ASTM A681 P20
Availability

Available Forms & Sizes

  • ROUND BAR
  • FLAT BAR
Form TypeSize Range Available
Black Round BarsOD 16MM - OD 350MM
Flat Bars20MM THK - 200MM THK
FAQ

P20 / 1.2311 — frequently asked questions

What is the equivalent of P20 / 1.2311?
Common equivalents include 40CRMNMO7. Standards: Indian IS: 40Cr2Mo28 (IS 3748); European EN: 40CrMnMo7 (EN ISO 4957); Germany DIN: 40CrMnMo7 / 1.2311 (DIN 17350); Japan JIS: PDS5 / HPM2 (JIS Equivalent); UK (BS): BP20; USA (SAE / AISI): AISI P20 / ASTM A681 P20.
Which forms of P20 / 1.2311 are available?
P20 / 1.2311 is available as ROUND BAR, FLAT BAR.
Where can I buy P20 / 1.2311 Tool & Die Steel in Mumbai or across India?
C P Steel Suppliers supplies P20 / 1.2311 Tool & Die Steel from Mumbai. Contact us with your size and quantity to confirm availability and delivery.

Interested in Tool & Die Steel P20 / 1.2311?

Tell us the size and quantity you need and we will get back to you.

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