GG-25 0.6025 - DIN 1691-1985

Grade	GG-25
Germany W-Nr.	0.6025
Corresponding Standard	DIN 1691-1985 Cast iron with lamellar graphite (grey cast iron); properties
Classification	cast Iron
Density	7.2 g/cm³

GG-25 Mechanical Properties

condition	Heat Treatment or Condition	Tensile Strength σ_b Mpa	Hardness HBW
casting; 2.5 < t ≤ 300; independent casting sample	Casting State	250~350
Castings; 20＜t≤40; casting body sample	Casting State	≥210
Castings; 40＜t≤80; casting body sample	Casting State	≥190
Castings; 80＜t≤150; casting body sample	Casting State	≥170
Castings; 150＜t≤300; casting body sample	Casting State	≥160
Castings; t≤80	Casting State		≥180
Castings; 80＜t≤150	Casting State		≥170
Castings; 150＜t≤300	Casting State		≥160

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

CNS

JIS

ASTM

SAE

ISO

DIN EN/DIN

W-Nr.

NF EN/NF

Numerical Grade

GOST

BS EN/BS

Australian Standard AS

HT25-47
HT250

FC250

250/275
35
35B
40
40B

G11H20

250
JL250

GG25

0.6025

FGL250
Ft25D

EN-GJL-250

EN-JL1040

SCH25

01-25-00
0125

250
260
Grade220
Grade260

T260

GG-25 Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!