Hot Rolled Structural Steel Round Bar 25MoCr4/1.7325

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Loading Port:
China main port
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Min Order Qty:
25 m.t.
Supply Capability:
10000 m.t./month

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Item specifice:

Type: Alloy Steel Shape: Steel Round Bar Standard: AISI,JIS,ASTM,GB,BS,DIN,API,EN
Technique: Hot Rolled,Cold Rolled,Cold Drawn,ERW,Forged,Saw,Extruded,EFW,Spring Shape: U Channel,Square,C Channel,Hexagonal,Round,Rectangular,Oval,LTZ Surface Treatment: Galvanized,Coated,Copper Coated,Color Coated,Oiled,Dry,Chromed Passivation,Polished,Bright,Black,PVDF Coated
Steel Grade: Q195,Q215,Q235,Q215B,Q235B,RHB335,HRB400,200 Series,300 Series,400 Series,600 Series,SS400-SS490,10#,20#,A53(A,B) Certification: ISO,SGS,BV,IBR,RoHS,CE,API,BSI,UL Net Weight: as required
Length: as required Thickness: as required

Product Description:

The details of our Steel

1. Produce Standard: as the GB, AISI, ASTM, SAE, EN, BS, DIN, JIS Industry Standard


2. Produce processes: Smelt Iron -EAF smelt Billet  - ESR smelt Billet -Hot rolled or forged get the  steel round bar and  plate


3. Heat treatment:

Normalized / Annealed / Quenched+Tempered


4. Quality assurance:

All order we can received  Third party inspection, You can let SGS, BV,.. and others test company test and inspect our products before Goods shipping.

Product information

Designation by Standards

Brand NameLH No.Mat. No.DINAISI

Chemical Composition (in weight %)


Steel intended for direct hardening.

Gear components of all kind, link components, arbors, axles, bolts, bushes, coupling boxes for direct hardening. 

Physical properties (avarage values) at ambient temperature
Modulus of elasticity [103 x N/mm2]: 210 
Density [g/cm3]: 7.85

Soft Annealing
Heat to 650-700oC, cool slowly. Intermediate annealing: 650-680oC.

Temperature: 900-950oC, water, oil or hot quenching 160-250oC.

Core Hardening
Temperature: 890-920oC.

Surface Hardening
Harden from a temperature of 780-820oC followed by water or oil quenching.

Tempering temperature: 150-210oC.

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Hot Rolled Structural Steel Round Bar 25MoCr4/1.7325

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