SGC440 steel is a material grade and designation defined in JIS G3302 standard. JIS G3302 is a Japanese material standard for
Galvanized steel plates, sheets, strips for structural, commercial and drawing usage.
SGC440 steel is a high tensile structural hot dip galvanized cold rolled steel in the form of plates, sheets & strips for structural usages.
| Grade |
SGC440 |
| Corresponding standard |
Q/ASB 387-2019
Stamping grade and structural grade continuous hot-dip galvanized steel sheet and strip (JIS) |
| Classification |
Alloy steel |
| Label |
Structural level |
| Illustrate |
Tensile strain mark requirements: There are no requirements for this steel type. It is recommended that users use it as soon as possible. Users with special requirements must be noted in the agreement.
① This standard applies to stamping grade and structural grade continuous hot-dip galvanized steel plates and steel strips (hereinafter referred to as steel plates and steel strips) with a thickness of 0.30mm to 3.00mm produced by Anshan Iron and Steel Group Co., Ltd. |
SGC440 chemical element content (%)
| Element |
C |
Mn |
P |
S |
| Minimum value |
- |
- |
- |
- |
| Maximum value |
0.25 |
2 |
0.2 |
0.05 |
- Comparison table of similar grades
-
| Q/ASB 387-2019 |
ASTM A653/A653M-18 |
EN 10346: 2015 |
JIS G 3302：2019 |
| SGC440 |
- |
S320GD |
SGC440 |
-
Recommended coating weight levels and coating thickness, minimum coating weight table for double-sided equal thickness coatings
| Coating weight code |
Double-sided coating thickness/mm |
Minimum coating weight/(g/m²) |
| Two-sided three-point average |
Double sided single point minimum |
Minimum value of single point on one side |
| Z06 |
0.008 |
60 |
51 |
21 |
| Z08 |
0.011 |
80 |
68 |
28 |
| Z09 |
0.013 |
90 |
75 |
30 |
| Z10 |
0.014 |
100 |
85 |
36 |
| Z12 |
0.017 |
120 |
102 |
41 |
| Z14 |
0.020 |
140 |
120 |
50 |
| Z15 |
0.021 |
150 |
128 |
60 |
| Z18 |
0.025 |
180 |
153 |
62 |
| Z20 |
0.028 |
200 |
170 |
71 |
| Z22 |
0.031 |
220 |
187 |
75 |
| Z25 |
0.035 |
250 |
213 |
86 |
| Z27 |
0.039 |
275 |
234 |
94 |
| Z30 |
0.043 |
305 |
275 |
110 |
| Z35 |
0.049 |
350 |
300 |
135 |
Company's product
SGC440 series
SGC440+Z100, SGC440+Z120, SGC440+Z140, SGC440+Z160, SGC440+Z180, SGC440+Z200, SGC440+Z220, SGC440+Z250, SGC440+Z275,
SGC440+Z300, SGC440+Z350, SGC440+Z450, SGC440+Z600
SGC400+Z300, SGC400+Z350, SGC400+Z450, SGC400+Z600
SGCC/SGC440/SGH340/SGH440 0.5*1250*C SGCC/SGC440/SGH340/SGH440 0.6*1000*C SGCC/SGC440/SGH340/SGH440 0.7*1260*C
SGCC/SGC440/SGH340/SGH440 1.0*1260*C SGCC/SGC440/SGH340/SGH440 1.2*1500*C SGCC/SGC440/SGH340/SGH440 1.3*1200*C
SGCC/SGC440/SGH340/SGH440 1.4*1350*C SGCC/SGC440/SGH340/SGH440 1.5*1250*C SGCC/SGC440/SGH340/SGH440 1.6*1500*C
SGCC/SGC440/SGH340/SGH440 1.8*1500*C SGCC/SGC440/SGH340/SGH440 2.0*1250*C SGCC/SGC440/SGH340/SGH440 2.1*1300*C
SGCC/SGC440/SGH340/SGH440 2.3*1500*C SGCC/SGC440/SGH340/SGH440 2.5*1500*C SGCC/SGC440/SGH340/SGH440 2.75*1250*C
SGCC/SGC440/SGH340/SGH440 2.8*1500*C SGCC/SGC440/SGH340/SGH440 3.0*1500*C SGCC/SGC440/SGH340/SGH440 3.2*1260*C
SGCC/SGC440/SGH340/SGH440 3.5*1450*C SGCC/SGC440/SGH340/SGH440 3.8*1500*C SGCC/SGC440/SGH340/SGH440 4.0*1000*C
SGCC/SGC440/SGH340/SGH440 4.5*1500*C SGCC/SGC440/SGH340/SGH440 4.8*1260*C SGCC/SGC440/SGH340/SGH440 5.0*1100*C
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