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ASTM A387/A387M Grade 22L vs IS 4367 10Cr9Mo10

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

ASTM A387/A387M Grade 22L (ASTM A387/A387M:2011) and IS 4367 10Cr9Mo10 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. ASTM A387/A387M Grade 22L is defined under ASTM International, originating from United States, while IS 4367 10Cr9Mo10 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, ASTM A387/A387M Grade 22L vs IS 4367 10Cr9Mo10 is a 85.5% match. As per mechanical properties, the match is 64.8%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A387/A387M Grade 22L:
EN 10028-2 10CrMo9-10 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr9Mo10H IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr4
Match Breakdown
CHEMISTRY MATCH
85.5%
MECHANICAL MATCH
64.8%
OVERALL
35%
Specifications
Property ASTM A387/A387M Grade 22L IS 4367 10Cr9Mo10
Standard ASTM A387/A387M:2011 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) <=0.10 <=0.15
Mn (%) 0.30-0.60 0.40-0.70
P (%) <=0.025 <=0.035
S (%) <=0.025 <=0.035
Si (%) <=0.50 <=0.50
Cr (%) 2.00-2.50 2.00-2.50
Mo (%) 0.90-1.10 0.90-1.10
Ni (%) Not specified <=0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A387/A387M Grade 22L IS 4367 10Cr9Mo10
Tensile Strength 415-585 MPa 410-590 MPa
Yield Strength >=205 MPa 245 MPa min
Elongation >=18% >=18%
Condition Class 1 plates, no thickness ranges printed; elongation in 50 mm gauge length Normalised and tempered, ruling section up to 50 mm
Izod Impact Not specified 55 J min
Hardness (soft annealed) Not specified <=187 HB
Typical Applications
ASTM A387/A387M Grade 22L
Welded boilers and pressure vessels for elevated temperature service
IS 4367 10Cr9Mo10
Not documented
Key Differences
Can ASTM A387/A387M Grade 22L Be Substituted With IS 4367 10Cr9Mo10?
ASTM A387/A387M Grade 22L and IS 4367 10Cr9Mo10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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ASTM A387/A387M Grade 22L
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IS 4367 10Cr9Mo10
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Frequently Asked Questions
What is the difference between ASTM A387/A387M Grade 22L and IS 4367 10Cr9Mo10?
IS 4367 10Cr9Mo10 specifies Ni which is not specified for ASTM A387/A387M Grade 22L.
Can ASTM A387/A387M Grade 22L be substituted with IS 4367 10Cr9Mo10?
ASTM A387/A387M Grade 22L and IS 4367 10Cr9Mo10 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.