Safety valves types

Valve size:	25x50	50x80	80x100	100x150
d₀ [mm]:	23	46	60	92
Body material: 1.0570 (SA-carbon steel)
Bonnet: closed	H2	4472.3872	4472.3882	4472.3892	4472.3902
H4	4472.3874	4472.3884	4472.3894	4472.3904

	High Performance 1 (6.30 MB)
	API Series (4.91 MB)
	Compact Performance (10.28 MB)
	Clean Service (10.06 MB)
	Modulate Action (5.28 MB)
	High Performance 2 (6.76 MB)
	Critical Service (4.03 MB)
	Change-over Valves (4.62 MB)
	S&R (1.05 MB)
	Safety vale and bursting disc combination (816.98 KB)
	High Efficiency - Pilot Operated Safety Valves (4.64 MB)

Type 447 (DN 25 - 100, NPS 1" - 4")