Post Stock Login Register

BS 970 (Part 1):1983 212A37 Steel: Specifications & Listings

BS 970 (Part 1):1983 212A37: 212A37 is a carbon manganese free-cutting steel grade specified in BS 970 Part 1:1983 (Table 6, category 2). Section three of the standard advises that category 1 steels be used for new designs and established designs whenever possible.

Category: Free Machining Steel
Grade Details
GradeBS 970 (Part 1):1983 212A37
Standard BS 970 (Part 1):1983
ApplicationsThrough hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
BS 970 EN8BM BS 970:1955 UK No activity yet
IS 1570 (Part 3) 25C12S14 IS 1570 (Part 3):1979 India No activity yet
IS 1570 (Part 3) 40C10S18 IS 1570 (Part 3):1979 India No activity yet
BS 970 (Part 3) 216M36 BS 970 (Part 3):1991 UK No activity yet
BS 970 (Part 3) 212A42 BS 970 (Part 3):1991 UK No activity yet
BS 970 (Part 1) 216M28 BS 970 (Part 1):1983 UK No activity yet
BS 970 (Part 1) 225M36 BS 970 (Part 1):1983 UK No activity yet
BS 970 EN7 BS 970:1955 UK No activity yet
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
BS 970 EN8M BS 970:1955 Strong Match
BS 970 (Part 1) 212M36 BS 970 (Part 1):1983 Strong Match
BS 970 (Part 3) 212A42 BS 970 (Part 3):1991 Strong Match
BS 970 (Part 1) 212A42 BS 970 (Part 1):1983 Strong Match
BS 970 (Part 3) 216M36 BS 970 (Part 3):1991 Strong Match
BS 970 (Part 1) 216M36 BS 970 (Part 1):1983 Strong Match
BS 970 EN15AM BS 970:1955 Strong Match
IS 1570 (Part 3) 40C10S18 IS 1570 (Part 3):1979 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 Mn Si P S
0.35-0.40 1.00-1.30 <=0.25 <=0.060 0.12-0.20

More data from BS 970 (Part 1):1983

From the standard
Mechanical properties by heat treatment condition
ConditionLimiting ruling section (mm)Rm (N/mm2)Re min (N/mm2)A min (%)Izod min (ft lbf)KCV min (J)Rp0.2 min (N/mm2), when specifically orderedHB
P100550-700340202528310152-207
Q63625-775400182528370179-229
R13700-850495162528480201-255
Values as printed in Table 6 for the limiting ruling section shown. Rp0.2 applies when specifically ordered (note 10). 1 N/mm2 = 1 MPa.
Source: BS 970 (Part 1):1983, Table 6
Comparison with earlier editions
BS 970:1970/72 designation
212A37
BS 970:1955 En No.
8BM
Appendix D note 47: where a comparison is made the steels are not necessarily equivalent. 'Not listed' means the earlier edition has no entry under this designation.
Source: BS 970 (Part 1):1983, Appendix D

Active BS 970 (Part 1):1983 212A37 Listings on M-EX (For Sale)

+ Create a Listing for this grade

No active BS 970 (Part 1):1983 212A37 listings at this time.

Register for Alerts

Buyer RFQs for BS 970 (Part 1):1983 212A37

+ Post an RFQ for this grade

No open buyer requirements for BS 970 (Part 1):1983 212A37 at this time.

Register for Alerts