IS 1570 (Part 1):1978 Fe 330 Steel: Specifications & Listings

IS 1570 (Part 1):1978 Fe 330: Fe 330: carbon and low alloy structural steel specified by minimum tensile strength (old designation St 34). Specified in IS 1570 (Part 1):1978.

Category: Carbon Steel
Grade Details
GradeIS 1570 (Part 1):1978 Fe 330
Standard IS 1570 (Part 1):1978
ApplicationsHot rolled sheet and strip and plates and flats for cold forming (the standard links this grade to IS 1079, IS 5986)
Mechanical Properties
Tensile Strength >=330 MPa
Yield Strength >=200 MPa
Elongation >=26%
Condition Hot rolled, normalized or annealed plates, sections, bars, forgings and tubes (scope 1.1); N/mm2 equals MPa

More data from IS 1570 (Part 1):1978

From the standard
Tensile and yield properties 3 properties
Tensile strength, min
330 MPa
Yield stress, min
200 MPa
Elongation, min (gauge length 5.65 sqrt(A))
26%
Yield is ignored if the specification is based on tensile strength and the reverse.
Source: IS 1570 (Part 1):1978, Table 1

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