Brand Name :
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Type/Size/Grade/Variety :
Name of the product Bright Steel Bars
Steel Designation/Grade and its properties As per Annexure-A enclosed
Finished Condition Cold drawn
Shape Special section as per profile no.2603 (Drawing no. CA4501 of 23/01/1998) as per Annecure-B and profile no. 4622 (Drawing No. PRD 28384350 REV.002) as per Annexure-C
Dimensions and tolerance classes Dimensions and Tolerances as mentioned in the Special section as per profile no.2603 (Drawing no. CA4501 of 23/01/1998) and profile no. 4622 (Drawing No. PRD 28384350 REV.002)
With/Without Other tests With Microstructure and Decarburisation tests only as per Cl.11 of IS 9550 : 2001
Annex-A to the Scope of License as per IS 9550:2001
S. No Steel Designation / Grade Chemical Composition (%) Heat Treatment
Carried out (if any) Mechanical Properties (if any)
1.
40NiCrMo15 C: 0.40 to 0.47
Cr: 1.6 to 2.0
Mn: 0.3 to 0.60
Mo: 0.25 to 0.45
Ni: 3.7 to 4.20
P: 0.035(Max.)
S: 0.035(Max.)
Si : 0.15 to 0.40
Soft Annealed + Cold Drawn
Hardness - 30 HRC
Max.
2.
100Cr6 C: 0.93 to 1.05
Cr: 1.35 to 1.60
Mn: 0.25 to 0.45
Mo: 0.15 (Max.)
Cu: 0.30 (Max.)
P: 0.025 (Max.)
S: 0.015 (Max.)
Si: 0.15 to 0.30
Al: 0.050 (Max.)
Soft Annealed + Cold Drawn
Hardness - 240 HB
Max.
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