IS 1570-2-1 C55 Steel - Specifications, Equivalents & Listings

Forms: Round Bar Category: Carbon Steel

Grade Details

Grade	IS 1570 (Pt 2/Sec 1):1979 (R1998) C55 / IS 1570-2-1 C55
Standard	IS 1570 (Pt 2/Sec 1):1979 (R1998)
Description	High carbon steel grade with good hardness and wear resistance after suitable heat treatment. Suitable for components requiring higher surface durability. Si/S/P per IS 1875 family convention (constant across all documented classes 1-6); no exact-designation row exists for this grade in IS 1875, standard reference kept as IS 1570.
Applications	springs, knives, hand tools, agricultural tools, wear-resistant parts

Equivalent / Similar Grades

Grade	Standard	Region	Live on M-EX
AISI 1055	AISI	USA	3 listings, 0 RFQs →
SAE 1055	SAE	USA	2 listings, 0 RFQs →
C55	DIN	Germany	3 listings, 0 RFQs →
XC55	NF	France	0 listings, 2 RFQs →
S55C	JIS	Japan	3 listings, 0 RFQs →
JIS G4051 S55C	JIS G4051	Japan	3 listings, 0 RFQs →

Market Snapshot

7D Offer Price

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15D Offer Price

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30D Offer Price

New

Round Bar →

Balanced

Chemical Composition (%)

C	Mn	Si	S	P
0.50-0.60	0.30-0.60	0.15-0.35	<=0.04	<=0.04

Mechanical Properties

Typical Available Sizes

Round Bar	16-250 mm dia
Flat Bar	25-100 mm width

Sizes are indicative. Contact seller for exact availability.

Active IS 1570 (Pt 2/Sec 1):1979 (R1998) C55 / IS 1570-2-1 C55 Listings on M-EX (For Sale)

IS 1570 (Pt 2/Sec 1):1979 (R1998) C55 / IS 1570-2-1 C55 Round Bar

8.400 MT

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IS 1570 (Pt 2/Sec 1):1979 (R1998) C55 / IS 1570-2-1 C55 Round Bar

7.100 MT

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No open buyer requirements for IS 1570 (Pt 2/Sec 1):1979 (R1998) C55 / IS 1570-2-1 C55 at this time.