IS 1875:1992 Class 1 Steel: Specifications & Listings

IS 1875:1992 Class 1: Class 1 is a carbon steel in IS 1875:1992 for billets, blooms, slabs and bars used to make forgings; its steel designation is 14C6, with 0.10-0.18% carbon and 0.40-0.70% manganese. Normalised, it has a minimum tensile strength of 370 MPa and a minimum yield strength of 200 MPa for sections up to 100 mm. It is made from killed steel; for larger sections or hardened and tempered supply, properties are agreed with the supplier.

Category: Carbon Steel

Grade Details

Grade	IS 1875:1992 Class 1
Standard	IS 1875:1992
Applications	Billets, blooms, slabs and bars for general engineering forgings

Equivalent / Similar Grades

Grade	Standard	Region	Live on M-EX
IS 1570 (Part 2/Sec 1) 14C6	IS 1570 (Part 2/Sec 1):1979	India	No activity yet

Grade ComparisonCompare With a Specific Grade →

Grade	Standard	Match
BS 970 (Part 3) 080M15	BS 970 (Part 3):1991	Strong Match
BS 970 (Part 3) 045A10	BS 970 (Part 3):1991	Strong Match
BS 970 (Part 3) 080A15	BS 970 (Part 3):1991	Strong Match
BS 970 (Part 3) 045M10	BS 970 (Part 3):1991	Strong Match
SAE J403 1012	SAE J403:2014	Strong Match
SAE J403 1013	SAE J403:2014	Strong Match
SAE J403 1015	SAE J403:2014	Strong Match
SAE J403 1012	SAE J403:2001	Strong Match

Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.

Chemical Composition (%)

C	Si	Mn	S	P
0.10-0.18	0.15-0.35	0.40-0.70	<=0.04	<=0.04

Mechanical Properties

Tensile Strength	370 MPa min
Yield Strength	200 MPa min
Elongation	>=26%
Hardness	100 HB min
Condition	as rolled or as forged and normalised, ruling section up to 100 mm
Normalising Temperature	880-910 °C (for information)
Bend Test (if ordered)	32 mm square test piece bent round a 38 mm former without fracture

Active IS 1875:1992 Class 1 Listings on M-EX (For Sale)

+ Create a Listing for this grade

No active IS 1875:1992 Class 1 listings at this time.

Buyer RFQs for IS 1875:1992 Class 1

+ Post an RFQ for this grade

No open buyer requirements for IS 1875:1992 Class 1 at this time.