P20 Tool Steel Round Bar

Manufacturer, Supplier & Exporter of P20 Tool Steel Round Bar

P20 Tool Steel Round Bar is one of the most widely used pre-hardened mold steel grades, known for its excellent machinability, uniform hardness, dimensional stability, and superior polishability. Riddhi Siddhi Impex, a trusted manufacturer and supplier, offers high-quality P20 Tool Steel Round Bars designed for demanding industrial applications such as plastic mold tooling, die-casting tools, and injection molds. Owing to its balanced composition and versatile properties, P20 steel remains a top choice across mold-making industries..

As a leading supplier in India, Riddhi Siddhi Impex ensures that every P20 Tool Steel Round Bar undergoes strict quality checks to maintain consistency, durability, and performance. The bars are produced using advanced melting, forging, and heat treatment technologies, which guarantee outstanding surface finish and structural integrity. With a controlled hardness range of 28–32 HRC, P20 steel offers excellent cutting performance and wear resistance without requiring further hardening..

P20 Tool Steel Round Bars supplied by Riddhi Siddhi Impex are widely used in the manufacturing of core molds, cavity molds, die holders, bolsters, extrusion dies, and various tooling components. The material is especially suitable for plastic injection molds where a combination of toughness, machinability, and good polishability is essential. It is also commonly used in rubber molds, blow molds, and die-casting equipment..

With a strong domestic supply network, Riddhi Siddhi Impex proudly serves major Indian industrial cities including Mumbai, Delhi, Bengaluru, Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, Vadodara, Rajkot, Nagpur, Indore, Bhopal, Jaipur, Kanpur, Lucknow, Agra, Varanasi, Amritsar, Chandigarh, Mysuru, Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, Nashik, Kolhapur, Chandrapur, Akola, and numerous industrial zones such as Vilayat, Somnath, Dahej, Narmada, Ankleshwar, Navsari, Valsad, and Rajpipla.

The P20 Tool Steel Round Bars supplied by the company feature uniform chemical composition with chromium, molybdenum, and nickel, which contribute to enhanced toughness and resistance to deformation. The steel also offers high thermal stability, allowing it to withstand repeated heating and cooling cycles during injection molding operations..

Specification

Product Name	P20 Tool Steel Round Bar
Manufacturer / Supplier	Riddhi Siddhi Impex
Material Grade	P20 (AISI) / 1.2311 (DIN)
Standard	AISI, DIN, JIS
Delivery Condition	Pre-Hardened (28–32 HRC), Annealed, Forged
Size Range	20 mm to 800 mm Diameter
Length	1 Meter to 6 Meters or Custom Cut Length
Surface Finish	Black, Bright, Turned, Ground
Applications	Plastic Injection Molds, Blow Molds, Die Holders, Tooling Plates

Chemical Composition

Element	Percentage (%)
Carbon (C)	0.28 – 0.40
Chromium (Cr)	1.40 – 2.00
Manganese (Mn)	0.60 – 1.00
Molybdenum (Mo)	0.30 – 0.55
Nickel (Ni)	0.90 – 1.20
Silicon (Si)	0.20 – 0.80
Sulfur (S)	0.030 max
Phosphorus (P)	0.030 max

Mechanical Properties

Property	Value
Hardness	28 – 32 HRC
Tensile Strength	900 – 1100 MPa
Yield Strength	800 – 900 MPa
Elongation	12 – 15%
Impact Strength	High (Excellent Toughness)

Dimension Chart

Diameter (mm)	Approx. Weight (kg/m)
20	2.47
25	3.85
40	9.86
60	22.19
80	39.46
100	61.67
125	96.36
150	138.75
200	246.70

Equivalent Grades

Standard	Equivalent Grade
AISI	P20
DIN	1.2311 / 1.2312
JIS	SKT31
BS	BH10

Equivalent Standards

Standard	Description
AISI	American Standard for Tool Steels
DIN	German Standard for Mold Steel Grades
JIS	Japanese Tool Steel Standard

Other Types of Tool Steel

Type	Description
D2 Tool Steel	High carbon, high chromium cold work steel
H13 Tool Steel	Hot work tool steel for high temperature applications
O1 Tool Steel	Oil-hardening cold work tool steel
P20+Ni	Nickel-modified P20 for improved polishability

Riddhi Siddhi Impex supplies P20 Tool Steel Round Bars in a wide range of diameters, lengths, and customized cut-to-size options to suit different mold-making requirements. The bars are delivered in hot rolled, forged, pre-machined, and fully hardened conditions depending on customer needs. The company ensures that each product meets international quality standards..

Frequently Asked Questions (FAQs)

Q1: What is P20 Tool Steel used for?

A1: It is widely used for plastic injection molds, die holders, blow molds, and tooling plates.

Q2: Is P20 Tool Steel pre-hardened?

A2: Yes, P20 is supplied in pre-hardened condition with 28–32 HRC hardness.

Q3: Can P20 Tool Steel be nitrided?

A3: Yes, nitriding increases surface hardness and improves wear resistance.

Q4: Do you supply P20 Tool Steel Round Bars across India?

A4: Yes, Riddhi Siddhi Impex supplies in all major industrial cities nationwide.