Heat treatable steels and precipitation hardening steels

 

		Material Numbers				Standards
BÖHLER Grade	Market grade	DIN	EN	UNS	Others	AMS	ASTM
V116SE	-	Material Numbers	1.6948	26NiCrMoV11-5	-	-	Standards	-	-
V124SC	4340	Material Numbers	1.6944	≈ 40NiCrMo6	G43400	AISI: 4340	Standards	6414	-
V126	-	Material Numbers	˜ 1.6957	26NiCrMoV14-5 mod.	-	-	Standards	-	-
V128SA	-	Material Numbers	≈ 1.6957	26NiCrMoV14-5 mod.	-	-	Standards	-	-
V129SA	-	Material Numbers	1.6952	24NiCrMoV14-6	-	-	Standards	-	-
V158	-	Material Numbers	~1.6953, ~1.6957	-	-	-	Standards	-	-
V300	-	Material Numbers	1.6354	X2NiCoMo18-9-5	K93160	-	Standards	6521, 6514	Marage 300