Special Steels

Special Steels


USBCO Steel offers Special Steels, the stainless, acid- and heat-resistant steels have an excellent resistance to corrosive media, provide high strength and elongation, and high thermal stability. Because of their outstanding properties, they are used in chemical industry, in mechanical engineering, in food industry, and in the energy, medicine, traffic and transport industries. Stainless steels are commonly divided into five groups:

  • Martensitic stainless steels
  • Ferritic stainless steels
  • Austenitic stainless steels
  • Duplex (ferritic-austenitic) stainless steels
  • Precipitation-hardening stainless steels


The properties of special steels New Page 1
Ravne W. No. DIN AISI/Sae JIS
PK2SP 1.4057 /                    1.2728 X 20CrNi 172 /                 X 23CrNi 17 431 SUS 431
PK346 1.4542 X 5CrNiCu10b 16-4 630 (17-4 PH) SUS 430
PK348 1.4125 X 105CrMo 17 440C SUSD 440C

Products from USBCO Steels Private Limited

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Hot Working Tool Steels

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Plastic Mould Steels

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High Speed Steels

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High Speed Steels

Deburring, Drilling, Boring, Tapping and Threading Machines

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Products from MACHINE TOOLS, POWER & HAND TOOLS Category

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Perforated Metal Facades

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Rotary Broaching Tool

Deburring, Drilling, Boring, Tapping and Threading Machines

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Polygon Turning Machine - TPT-5S, TPT-5ST

Deburring, Drilling, Boring, Tapping and Threading Machines

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