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Features
GA steel sheets are produced with a heating furnace to heat it up to high temperature for short time using high frequency and a soaking furnace equipment to perform heat treatment for long time so as to perfectly prevent the uneven alloy at the edge part which is a disadvantage of gas firing equipment products and the generation of powdering during forming.
GA Quality Specification
Designation Type |
KS D 3506 |
JIS G 3302 |
ASTM |
EN |
cold-rolled base metal used |
hot-rolled base metal used |
cold-rolled base metal used |
hot-rolled base metal used, |
OLD |
A653-97 |
Commercial Quality |
SGCC |
SGHC |
SGCC |
SGHC |
A 526 |
CS Type A & B |
EN 10142 |
Lock Forming Quality |
- |
- |
- |
- |
A 527 |
CS Type C |
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Commercial Soft Quality |
SGCC-L |
- |
SGCC-L |
- |
A 526-L |
FS Type A & B |
EN 10142 |
Commercial Hard Quality |
SGCH |
- |
SGCH |
- |
- |
- |
- |
Drawing Quality |
SGCD1 |
- |
SGCD1 |
- |
A 528 |
DDS |
EN 10142 |
SGCD2 |
SGCD2 |
EDDS |
SGCD3 |
SGCD3 |
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Structural Quality |
SGC340 |
SGH340 |
SGC340 |
SGH340 |
A446 |
Grade 230 |
EN 10147 |
SGC400 |
SGH400 |
SGC400 |
SGH400 |
Grade 255 |
SGC440 |
SGH440 |
SGC440 |
SGH440 |
Grade 275 |
SGC490 |
SGH490 |
SGC490 |
SGH490 |
Grade 340 class |
SGC570 |
SGH540 |
SGC570 |
SGH540 |
1,2,3 |
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Grade 550 |
Application
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