Flanged End Forged Steel Check Valves

Product Detail

As one of the leading flanged end forged steel check valves manufacturers and suppliers in China and equipped with a productive factory, Shanghai Hugo Valve Co.,Ltd is always at your service.

Flanged end forged steel check valves
Description
1. Flange end forged steel check valves with the same shap structure with screwed end & socket weld check valves except the connection method.
2. For flanged integral forged check valves, there are three types bonnet also, bolted bonnet, welded bonnet and pressure self tightening bonnet. The first one be applicated widely.
3. There are three structures for the disc, one is lift piston type forged steel flanged check valves, another one is ball type forged steel check valves flanged, the third one is swing type api 602 flanged forged steel check valves.
Construction
FP or RP (Full port or reduced port).
Integral backseat
Flange end dimension according to ANSI B16.5
Application standard
1, design & manufacturer according to : API 602; BS5352;ASME B16.34
2, Flange end dimension confirm to ANSI B16.5
3, Inspection and test confirm to API 598
4, main material : A105;LF2;F5;F11;304(L);316(L);F347;F321;F51;Monel;20#alloy steel etc which confirm to ANSI/ASTM.
5, pressure grade : 150 class, 300 class, 600 class, 900 class, 800 class, 1500 class, 2500 class.

Dimension for 150-600 class (Bolted bonnet type ), design according to API602 & BS5352



(NPS)Specification			1/2''	3/4''	1''	1 1/4''	1 1/2''	2''
Face to face	CL150	L(RF) L1(BW)	108	118	127	140	165	203
	CL300		153	178	203	216	229	267
	CL600		165	191	216	229	241	292
Height	CL150	H	77	81	93	95	103	118
	CL300 CL600		61	78	84	101	120	133
Flow port dimension		d	10	13	17.5	23	30	35
Weight(kg)	CL150	RF	3.6	4.6	8.5	9.2	12.5	14.8
	CL300	RF	3.7	4.8	8.8	9.6	13.7	17.8
	CL600	RF	4	5.8	9.5	10.4	15.6	24.5