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Grade GG-30
Germany W-Nr. 0.6030
Corresponding Standard DIN 1691-1985
Cast iron with lamellar graphite (grey cast iron); properties
Classification cast Iron
Density 7.25 g/cm3
GG-30 Mechanical Properties
condition Heat Treatment or Condition
Tensile Strength
σb
Mpa 		Hardness
HBW
Castings; 10＜t≤300; Independent casting sample Casting State 300~400
Castings; 20＜t≤40; casting body sample Casting State ≥250
Castings; 40＜t≤80; casting body sample Casting State ≥220
Castings; 80＜t≤150; casting body sample Casting State ≥210
Castings; 150＜t≤300; casting body sample Casting State ≥190
Castings; t≤80 Casting State ≥200
Castings; 80＜t≤150 Casting State ≥190
Castings; 150＜t≤300 Casting State ≥180
New and Old Grade Replacement List
Corresponding Standard Grade
DIN 1691-1985
Grade
Germany W-Nr.
DIN EN 1561-1997
Grade
Germany W-Nr.
Old Grade
Old Grade
DIN EN 1561-2023
Grade
Germany W-Nr.
Old Grade
Approximate Comparison Table cast iron
China Taiwan, China Japan United States International Organization for Standardization Germany France European Standard Russia Sweden United Kingdom Australia
GB CNS JIS ASTM SAE ISO DIN EN/DIN W-Nr. NF EN/NF EN Numerical Grade GOST SS BS EN/BS Australian Standard AS
HT3-54
HT300 		FC300 FC300 300/325
40B
45/50
45B 		G13H22 300
JL300 		GG30 0.6030 FGL300
Ft30D 		EN-GJL-300 EN-JL1050 SCH30 01-30-00
0130 		300
Grade300 		T300
GG-30 Corresponding Standards(Same grade name, different standards)
1 DIN 1691-1985
GG-30 0.6030
2 DIN EN 1561-1997
(GG-30) EN-GJL-300 EN-JL1050 (0.6030)

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