ASTM A537 Class 1 Equivalent
Identifying equivalent materials for ASTM A537 Class 1 is crucial for global sourcing and compliance in pressure vessel and boiler manufacturing.
At GNEE, we specialize in supplying high-quality ASTM A537 Cl 1 steel plates under the ASTM A537/A537M standard, a normalized carbon-manganese-silicon steel known for its toughness and weldability.
This guide details the equivalents of ASTM A537 Class 1, ensuring compatibility for your projects.
Compare with our ASTM A537 Cl 2 steel plate, ASTM A537 Cl 3 steel plate, or ASME grades like ASME SA537 Cl.1.
What is ASTM A537 Class 1 Equivalent Materials?
ASTM A537 Class 1 is equivalent to ASME SA 537 Class 1 under the ASME SA537/SA537M standard, sharing identical composition and properties.
Internationally, equivalents include standards from multiple countries, offering similar normalized properties for pressure vessels.
Key equivalents:
USA: ASME SA537 Class 1, ASTM A671 Gr. CD70 (for welded pipe using A537 plates).
EU: EN 10028-2 P355GH, a non-alloy steel with comparable yield (355 MPa) and composition.
Germany: DIN 17155 19Mn6, a creep-resistant boiler steel with similar tensile properties.
Japan: JIS G3115 SPV355 (formerly SPV36), designed for high-pressure boilers with good weldability.
UK: BS 1501 224-490A/B, matching toughness for welded vessels.
China: GB 713 16MnR, a boiler-grade steel with parallel strength.
Korea: KS D 3560 SPV355, equivalent for industrial pressure equipment.
France: AFNOR 15CD4-05, offering comparable mechanicals for welded applications.
India: IS 2002 Gr.3, a boiler steel with similar normalized properties.
Australia: AS 1548 PT460N, a normalized or Q&T steel for vessels.
Table of equivalents:
|
Standard/Country |
Equivalent Grade |
Key Features |
Applications |
|---|---|---|---|
|
ASTM (USA) |
A537 Class 1 |
Normalized, yield 345 MPa |
Pressure vessels |
|
ASME (USA) |
SA537 Class 1 |
Identical to A537 |
Boilers |
|
EN (EU) |
P355GH |
Non-alloy, yield 355 MPa |
Elevated temp vessels |
|
DIN (Germany) |
19Mn6 |
Creep-resistant, tensile 510-650 MPa |
Boiler plates |
|
JIS (Japan) |
SPV355 |
Good weldability, yield 355 MPa |
High-pressure boilers |
|
BS (UK) |
224-490A/B |
Comparable toughness |
Welded pressure vessels |
|
GB (China) |
16MnR |
Similar strength, normalized |
Petrochemical tanks |
|
KS (Korea) |
SPV355 |
High strength, weldable |
Industrial vessels |
|
AFNOR (France) |
15CD4-05 |
Comparable mechanicals |
Welded equipment |
|
IS (India) |
2002 Gr.3 |
Boiler-grade, normalized |
Storage tanks |
|
AS (Australia) |
PT460N |
Normalized or Q&T |
High-temp vessels |
Chemical Composition Comparison
- Composition table for A537 Class 1:
|
Element |
Composition (%) |
|---|---|
|
Carbon (C) |
0.24 max |
|
Manganese (Mn) |
0.70-1.35 (≤40mm) 1.00-1.60 (>40mm) |
|
Phosphorus (P) |
0.035 max |
|
Sulfur (S) |
0.035 max |
|
Silicon (Si) |
0.15-0.50 |
|
Copper (Cu) |
0.35 max (if specified) |
|
Nickel (Ni) |
0.25 max (if specified) |
|
Chromium (Cr) |
0.25 max (if specified) |
|
Molybdenum (Mo) |
0.08 max (if specified) |
Equivalents like P355GH (C: 0.16 max, Mn: 1.00-1.50) and SPV355 (C: 0.18 max) have slightly lower carbon for enhanced weldability but similar manganese and silicon ranges.
Mechanical Properties Comparison
- Properties table:
|
Standard |
Grade |
Yield (min MPa) |
Tensile (MPa) |
|---|---|---|---|
|
ASTM A537 |
Class 1 |
345 |
485-620 |
|
ASME SA537 |
Class 1 |
345 |
485-620 |
|
EN 10028-2 |
P355GH |
355 |
510-650 |
|
JIS G3115 |
SPV355 |
355 |
520-640 |
Applications and Advantages
A537 Class 1 equivalents are used in boilers, storage tanks, and cryogenic vessels, offering cost-effective sourcing with HIC resistance.
GNEE's plates match these standards, ensuring global compatibility.
If you want to learn more about GNEE's products, you can send an email to alloy@gneesteelgroup.com. We are more than happy to assist you.
FAQ
What is the equivalent of ASTM A537 Class 1?
ASTM A537 Class 1 is equivalent to ASME SA537 Cl.1, EN P355GH, DIN 19Mn6, JIS SPV355, and others, sharing normalized properties and yield around 345-355 MPa for pressure vessels.
Are ASTM A537 Class 1 and ASME SA537 Class 1 the same?
Yes, they are identical in composition and properties, with SA537 tailored for ASME codes like Section VIII.
What are the key properties of A537 Class 1 equivalents?
Equivalents have low carbon (≤0.24%), yield ~345 MPa, and are normalized for toughness in boilers and tanks.
| Grades Of Pressure Vessel Plates Supplied By GNEE | |||||
| ASTM | ASTM A202/A202M | ASTM A202 Grade A | ASTM A202 Grade B | ||
| ASTM A203/A203M | ASTM A203 Grade A | ASTM A203 Grade B | ASTM A203 Grade D | ASTM A203 Grade E | |
| ASTM A203 Grade F | |||||
| ASTM A204/A204M | ASTM A204 Grade A | ASTM A204 Grade B | ASTM A204 Grade C | ||
| ASTM A285/A285M | ASTM A285 Grade A | ASTM A285 Grade B | ASTM A285 Grade C | ||
| ASTM A299/A299M | ASTM A299 Grade A | ASTM A299 Grade B | |||
| ASTM A302/A302M | ASTM A302 Grade A | ASTM A302 Grade B | ASTM A302 Grade C | ASTM A302 Grade D | |
| ASTM A387/A387M | ASTM A387 Grade 5 Class1 | ASTM A387 Grade 5 Class2 | ASTM A387 Grade 11 Class1 | ASTM A387 Grade 11 Class2 | |
| ASTM A387 Grade 12 Class1 | ASTM A387 Grade 12 Class2 | ASTM A387 Grade 22 Class1 | ASTM A387 Grade 22 Class2 | ||
| ASTM A515/A515M | ASTM A515 Grade 60 | ASTM A515 Grade 65 | ASTM A515 Grade 70 | ||
| ASTM A516/A516M | ASTM A516 Grade 55 | ASTM A516 Grade 60 | ASTM A516 Grade 65 | ASTM A516 Grade 70 | |
| ASTM A517/A517M | ASTM A517 Grade A | ASTM A517 Grade B | ASTM A517 Grade E | ASTM A517 Grade F | |
| ASTM A517 Grade P | ASTM A517 Grade J | ||||
| ASTM A533/A533M | ASTM A533 Grade A Class1 | ASTM A533 Grade B Class1 | ASTM A533 Grade C Class1 | ASTM A533 Grade D Class1 | |
| ASTM A533 Grade A Class2 | ASTM A533 Grade B Class2 | ASTM A533 Grade C Class2 | ASTM A533 Grade D Class2 | ||
| ASTM A533 Grade A Class3 | ASTM A533 Grade B Class3 | ASTM A533 Grade C Class3 | ASTM A533 Grade D Class3 | ||
| ASTM A537/A537M | ASTM A537 Class1 | ASTM A537 Class2 | ASTM A537 Class3 | ||
| ASTM A612/A612M | ASTM A612 | ||||
| ASTM A662/A662M | ASTM A662 Grade A | ASTM A662 Grade B | ASTM A662 Grade C | ||
| EN | EN10028-2 | EN10028-2 P235GH | EN10028-2 P265GH | EN10028-2 P295GH | EN10028-2 P355GH |
| EN10028-2 16MO3 | |||||
| EN10028-3 | EN10028-3 P275N | EN10028-3 P275NH | EN10028-3 P275NL1 | EN10028-3 P275NL2 | |
| EN10028-3 P355N | EN10028-3 P355NH | EN10028-3 P355NL1 | EN10028-3 P355NL2 | ||
| EN10028-3 P460N | EN10028-3 P460NH | EN10028-3 P460NL1 | EN10028-3 P460NL2 | ||
| EN10028-5 | EN10028-5 P355M | EN10028-5 P355ML1 | EN10028-5 P355ML2 | EN10028-5 P420M | |
| EN10028-5 P420ML1 | EN10028-5 P420ML2 | EN10028-5 P460M | EN10028-5 P460ML1 | ||
| EN10028-5 P460ML2 | |||||
| EN10028-6 | EN10028-6 P355Q | EN10028-6 P460Q | EN10028-6 P500Q | EN10028-6 P690Q | |
| EN10028-6 P355QH | EN10028-6 P460QH | EN10028-6 P500QH | EN10028-6 P690QH | ||
| EN10028-6 P355QL1 | EN10028-6 P460QL1 | EN10028-6 P500QL1 | EN10028-6 P690QL1 | ||
| EN10028-6 P355QL2 | EN10028-6 P460QL2 | EN10028-6 P500QL2 | EN10028-6 P690QL2 | ||
| JIS | JIS G3115 | JIS G3115 SPV235 | JIS G3115 SPV315 | JIS G3115 SPV355 | JIS G3115 SPV410 |
| JIS G3115 SPV450 | JIS G3115 SPV490 | ||||
| JIS G3103 | JIS G3103 SB410 | JIS G3103 SB450 | JIS G3103 SB480 | JIS G3103 SB450M | |
| JIS G3103 SB480M | |||||
| GB | GB713 | GB713 Q245R | GB713 Q345R | GB713 Q370R | GB713 12Cr1MoVR |
| GB713 12Cr2Mo1R | GB713 13MnNiMoR | GB713 14Cr1MoR | GB713 15CrMoR | ||
| GB713 18MnMoNbR | |||||
| GB3531 | GB3531 09MnNiDR | GB3531 15MnNiDR | GB3531 16MnDR | ||
| DIN | DIN 17155 | DIN 17155 HI | DIN 17155 HII | DIN 17155 10CrMo910 | DIN 17155 13CrMo44 |
| DIN 17155 15Mo3 | DIN 17155 17Mn4 | DIN 17155 19Mn6 | |||
