DIN 1681: GS-45 Carbon Steel

Casting grades: GS 38

Metal Type: Carbon Steels

Casting Process: Sand Casting or Lost Wax Precision Investment Casting

Standard: DIN 1681, was replaced by EN 10293-2015;

Werkstoff nummer: 1.0446

Alternating Steel Grade: ISO3755 230-450 ; GBT11352 ZG230-450; ASTM A27 450-240; BS3100 AM2; EN10293 GE240; JIS5101 SC450; ГОСТ 977 25Л

Heat treatment: Nomalizing or austeritizing at 900 to 980 °C. www.castingquality.com/casting-technology/casting-material/carbon-steels/carbon-steel-gs-45.html

The right description is CAST STEEL DIN 1681 GS-38 or CAST STEEL DIN 1681-1.0446

Chemical Composition

Steel Grade	Material Number	Carbon %	Manganese %	Silicon %	P %	S %	Cr %	Mo %	Ni %	V %	Cu %
GS-45	1.0446	–	–	–	–	–	–	–	–	–	–

The proportion of carbon by mass determined in the cast analysis, and also in the product analysis, at the points intended for fabrication welds shall not exceed 0.25% for cast steel grade GS-38 and GS-45.

Mechanical Property

Steel Grade

Material Number

Heat Treatment

Reduction of area after fracture %

Tensile Strength

Rm Mpa

Upper Yield Rp0.2, Mpa

Elongation after fracture (L0=5 d0)

% A

Impact Strength

KV J

GS-45

1.0446

31%

450

230

1. The testing ambient room temperature.
2. 1MPa=1 N/mm2
3. “+N” means: Normalizing; +QT or +QT1 or +QT2 means: Quenching(air or liquid) and Tempering.
4. The Yield strength values at room temperature to 0.2% proof strength.
5. The value for Reduction are not relevant for acceptance.
6. Inspact determined from three individual values in each case.