GRADE
|
LZQT400-18
|
LZQT450-10
|
LZQT500-7
|
LZQT600-3
|
60-40-18
|
65-45-12
|
-
|
80-55-06
|
|
EN-GJS-400-18
|
EN-GJS-450-10
|
EN-GJS-500-7
|
EN-GJS-600-3
|
|
GGG40
|
-
|
GGG50
|
GGG60
|
|
FCD400
|
FCD450
|
FCD500
|
FCD600
|
Chemical Compostition(%)
|
Si
|
2.2~2.8
|
2.2~3.2
|
2.2~3.2
|
2.2~3.2
|
Mn
|
0.1~0.4
|
0.1~0.4
|
0.2~0.5
|
0.3~0.6
|
|
P
|
≤ 0.05
|
≤ 0.05
|
≤ 0.05
|
≤ 0.05
|
|
S
|
≤ 0.02
|
≤ 0.02
|
≤ 0.02
|
≤ 0.02
|
|
C
|
3.2~4.0
|
3.2~3.9
|
3.2~3.9
|
3.0~3.8
|
|
Mechanical; Propenrties
|
Yield; Strength
|
≥260
|
≥310
|
≥320
|
≥380
|
Mpa Tensile Strength
|
30≤D≤150; ≥380; 150≤D≤450; ≥350
|
30≤D≤150; ≥420; 150≤D≤450; ≥400
|
30≤D≤150; ≥470; 150≤D≤450; ≥420
|
30≤D≤150; ≥560; 150≤D≤450; ≥520
|
|
Elongation%
|
30≤D≤120; ≥18; 125≤D≤600; ≥15
|
30≤D≤120; ≥12; 125≤D≤600; ≥8
|
30≤D≤120; ≥7; 125≤D≤600; ≥5
|
30≤D≤120; ≥3; 125≤D≤600; ≥2
|
|
Hardness HB
|
130~170
|
140~200
|
170~230
|
180~250
|
|
Shape/Size
|
Round
|
Φ18mm~Φ600mm
|
|||
Square
|
□25mm×25mm~□900mm×900mm
|
||||
Rectangle
|
30mm×40mm~360mm×470mm
|
||||
Semi-Round
|
R30mm~R180mm
|