GS-C25 is the older DIN 17245 name for essentially the same cast steel family; GP240GH is the current EN 10213 designation with guaranteed room- and elevated-temperature proof strength — specify the EN grade on new orders.

Grades · Structural & HSLA Steel · GP240GH

GP240GH

Data verified

GP240GH (1.0619) is the EN 10213 cast carbon steel for pressure parts — the European counterpart of ASTM A216 WCB, specified for steam and pressure castings in PED-regulated plants, with elevated-temperature proof-strength values tabulated in the standard.

DIN1.0619 (GP240GH)

AISIA216 WCB (near)

JISSCPH2 (near)

CategoryStructural & HSLA Steel

Chemical composition

Element	Content (%)
C	0.18–0.23
Si	≤0.60
Mn	0.50–1.20
P	≤0.030
S	≤0.025
Cr	≤0.30
Mo	≤0.12
Ni	≤0.40
Cu	≤0.30
V	≤0.03

Weight percent, per the governing standard ranges. Actual values per heat are on the mill certificate.

Properties

Yield strength	≥240 MPa
Tensile strength	410–570 MPa
Density	7.85 g/cm³

Heat treatment

Normalized at 890–950 °C, air cool (or quenched and tempered by agreement) per EN 10213.

Equivalent grades

Standard	Designation
din	1.0619 (GP240GH)
aisi	A216 WCB (near)
jis	SCPH2 (near)
gb	ZG270-500 (near)

Compare side by side: GP240GH vs A216 WCB

Equivalents overlap in chemistry and use but are not always identical — see our equivalents guide before substituting in certified designs.

Applications & Processing

Applications: Valve bodies, pump and compressor casings, steam-turbine and boiler castings for European-coded plants.

Processing: Normalize after casting; weldable with standard carbon-steel procedures; NDT scope per EN 10213 quality classes as ordered.

FAQ

GP240GH or GS-C25?: GS-C25 is the older DIN 17245 name for essentially the same cast steel family; GP240GH is the current EN 10213 designation with guaranteed room- and elevated-temperature proof strength — specify the EN grade on new orders.

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Source: EN 10213 published ranges · Last updated 2026-11-03. Data is indicative — verify critical values against the governing standard and mill certificate before use.