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BS 970 (Part 1) 708A47 vs BS 970 (Part 1) 708A37

Strong Match — 88.6% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 708A47 (BS 970 (Part 1):1983) and BS 970 (Part 1) 708A37 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 708A47 is typically used for through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of table 6., while BS 970 (Part 1) 708A37 is commonly used for used for gears, shafts, studs, machine spindles, crankshafts, and automotive components.. BS 970 (Part 1) 708A47 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 708A37 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 708A47 vs BS 970 (Part 1) 708A37 is a 88.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 88.6%.

Frequently Compared With BS 970 (Part 1) 708A47:
NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 103Cr4 UNI 11234 100Cr6 IS 4367 10Cr9Mo10 IS 11169 (Part 1) 10Ni5Cr4 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
88.6%
MECHANICAL MATCH
No shared data
OVERALL
88.6%
Specifications
Property BS 970 (Part 1) 708A47 BS 970 (Part 1) 708A37
Standard BS 970 (Part 1):1983 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.45-0.50 0.35-0.40
Mn (%) 0.75-1.00 0.70-0.90
Cr (%) 0.90-1.20 0.90-1.20
Mo (%) 0.15-0.25 0.15-0.25
P (%) <=0.035 <=0.035
S (%) <=0.040 <=0.040
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 (Part 1) 708A47
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
BS 970 (Part 1) 708A37
Used for gears, shafts, studs, machine spindles, crankshafts, and automotive components.
Can BS 970 (Part 1) 708A47 Be Substituted With BS 970 (Part 1) 708A37?
BS 970 (Part 1) 708A47 and BS 970 (Part 1) 708A37 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 708A37 is often considered as a substitute for BS 970 (Part 1) 708A47 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
BS 970 (Part 1) 708A47
No active listings currently.
BS 970 (Part 1) 708A37
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6700–7000 mm (263.78–275.59 in)
On M-EX Right Now
BS 970 (Part 1) 708A47
0 active listings and RFQs →
BS 970 (Part 1) 708A37
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 (Part 1) 708A47 and BS 970 (Part 1) 708A37?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 (Part 1) 708A47 be substituted with BS 970 (Part 1) 708A37?
BS 970 (Part 1) 708A47 and BS 970 (Part 1) 708A37 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 708A37 is often considered as a substitute for BS 970 (Part 1) 708A47 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.