Hubei Dajiu Metallurgical Technology Co., Ltd. Is a professional enterprise engaged in the R&D, production, processing and sales of metallurgical new materials, tool steel and related products, located in Huangshi City, Hubei Province, which is an important metallurgical base in China. Founded in 2014, the company has been committed to integrating technological innovation into the whole industrial chain of metallurgy, adhering to the concept of "quality first, innovation-driven", and providing high-quality products and professional technical services for global customers.

Our core business covers the R&D and promotion of metallurgical new materials, the R&D, manufacturing and processing of roll new materials and rolls, the sales of non-ferrous metals, metal materials and metallurgical furnace materials, as well as the import and export of goods and technology. Focusing on tool steel, we specialize in producing large and extra-large tool steel forgings and die blocks, with mature production processes and strict quality control systems to ensure that each product meets international standards and customer requirements.

With strong technical strength and rich industry experience, we have established a complete production and service system, from raw material selection, smelting and forging to heat treatment and finishing, to provide one-stop solutions for customers in machinery manufacturing, mold processing and other fields. We are dedicated to becoming a reliable partner in the global metallurgical industry, promoting the development and upgrading of the industry with continuous innovation and high-quality services.

Main Products: Large & Extra-large Tool Steel Forgings/Die Blocks (Hot Work Tool Steel, Cold Work Tool Steel, Plastic Mold Steel)

1. Hot Work Tool Steel

Grade (Main)

Corresponding Standards

English Name

Application

H13

1.2344 (Germany), SKD61 (Japan)

Hot Work Tool Steel H13

Die casting molds, hot extrusion dies, forging dies

1.2714

56NiCrMoV7 (Germany)

Hot Work Tool Steel 1.2714 (56NiCrMoV7)

Large hammer forging dies, press forging dies

H11

1.2343 (Germany)

Hot Work Tool Steel H11 (1.2343)

Die casting molds, hot extrusion dies

2. Cold Work Tool Steel

Grade (Main)

Corresponding Standards

English Name

Application

D2

Cr12MOV (China), 1.2379 (Germany)

Cold Work Tool Steel D2 (1.2379)

Blanking dies, drawing dies, cold heading dies

O1

1.2510 (Germany)

Cold Work Tool Steel O1 (1.2510)

Cold stamping dies, cutting tools

A2

1.2363 (Germany)

Cold Work Tool Steel A2 (1.2363)

Precision cold forming dies, punches

Cr12

1.2080 (Germany)

Cold Work Tool Steel Cr12 (1.2080)

Large cold stamping dies, shear dies

3. Plastic Mold Steel

Grade (Main)

Corresponding Standards

English Name

Application

P20

1.2311 (Germany), 3Cr2Mo (China)

Plastic Mold Steel P20 (1.2311)

Pre-hardened plastic injection molds

718H

1.2312 (Germany), 3Cr2NiMo (China)

Plastic Mold Steel 718H (1.2312)

Improved P20 grade, high polishability plastic molds

NAK80

-

Plastic Mold Steel NAK80

High hardness, high mirror Polish plastic molds

S136

1.2083 (Germany), 4Cr13 (China)

Plastic Mold Steel S136 (1.2083)

Corrosion-resistant, high mirror Polish molds (transparent parts, medical molds)

Product Features

Large Specifications: - Square/Flat Steel: Width 600-1500mm, Thickness 300-600mm, Length 3-6m - Round Steel: Diameter 300-520mm

Process: Electro-slag Remelting (ESR) + Quick Forging/Hydraulic Forging + Heat Treatment

Form: Die Blocks, Tool Steel Blanks, Round Bars