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Uns T20813 Air Hardening Hot Work Mould Bars Stockist - China

price: 63.00 Dollar US$

UNS T20813 is the Unified Numbering System designation for the classic 5% chromium hot work tool steel family, widely recognized as the UNS equivalent of AISI H13, DIN 1.2344 and JIS SKD61 - Songshun Steel keeps deep inventory of this air hardening grade and exports it to die casting, extrusion and forging plants around the world.

The analysis is balanced around 0.40% carbon with chromium, molybdenum and vanadium additions, producing a uniform dispersion of V-rich and Mo-rich carbides after hardening.

As a result, the steel delivers high resistance to heat checking, strong tensile properties at elevated temperature, good machinability in the annealed state, and limited distortion thanks to its air hardening behavior.

Cavity blocks made from UNS T20813 routinely reach HRC 46-50 for die casting use and HRC 48-52 for extrusion tooling.

Our stock covers round bars from 20mm to 400mm, flat bars, sawn plates and custom forged blocks, all with 100% ultrasonic testing to SEP 1921 and complete traceability back to the melting heat.

Material meeting NADCA No.

207 quality requirements for die casting tooling is available on request, and both annealed and pre-hardened conditions can ship the same week.

Every bar and block is marked with grade, heat number and size for easy incoming inspection.

Contact our sales team for the current UNS T20813 price range and delivery schedule.

Songshun Company Website: https: //songshunsteel.

com/


Company Contact:


  • Phone: 076985475596

  • Address: 1st Floor, No. 1, Dongda Fourth Street, Shatou Community, Chang'an Town, Dongguan , Guangdong , China

  • Email: Email


Published date: September 29, 2026 - Modified date: September 29, 2026

  • Business Description: Established in 2009,Songshun Steel supplies a wide range of carbon, alloy and tool steel products, including high speed tool steel, cold work tool steel, hot work tool steel, plastic mould steel, engineering steel and machine structural steel etc.

    After more than 10 years development and growing, Songshun Steel becomes one comprehensive special steel factory, stockist and exporter.

    Combined with experienced exporting team and professional technical knowledge, Songshun Steel offers both technical advice and support, as well as global professional steel solution and service.

    Due to satisfactory reliable quality and professional service, Songshun expands our market worldwide, such as Colombia, Chile, Spain, Turkey, Iran, Vietnam, Malaysia ,UAE, Canada, Brazil, Mexico and so on.

    Songshun specialized in Special Steel for almost 20 years.

    We can supply mold steel, high speed steel, alloy steel, free cutting steel and etc.

    Welcome your contact 24 hours a day!!!

    Skype/Whatsapp/We chat: +86-18269260283

    Songshun Tiktok: mikizhuo

    Songshun Facebook: Songshun Steel

    Songshun YouTube: MiKi Zhuo

    songshunmoldsteel414 04340

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