Bolted Bonnet Gate Valve,China Bolted Bonnet Gate Valve,Bolted Bonnet Gate Valve Manufacturer,Bolted Bonnet Gate Valve Supplier,Bolted Bonnet Gate Valve Factory

Cast Steel Gate Valve

　　SABARK Cast Steel Gate Valve are designed and manufactured to provide maximum service life and dependability. That has bolted bonnet design and pressure seal bonnet design. All gate valves are full ported and meet the design requirements or API-600, ANSI B16.34 and BS1414. Valves are available in a complete range of body/bonnet materials and trims.

■ Main Feather

Wide Range of Material
Easy Maintenance
Easy Operation

Actuator Flexibility
Longer Life

■ Pressure Test By API 6D Specifications

Nomina Pressure	Min. Pressure Test		Back Seal Test		Air Seal Test (±10)
Class	Shell Test	Sealing Test	High(min)	Low(±10)	Air Seal Test (±10)
150	425	300	300	80	80
300	1100	800	800	80	80
600	2175	1600	1600	80	80
900	3250	2400	2400	80	80
1500	5400	4000	4000	80	80
2500	9000	6600	6600	80	80

■ Pressure Test By API 598 Specifications

Nomina Pressure	Min. Pressure Test		Back Seal Test		Air Seal Test (±10)
Class	Shell Test	Sealing Test	High(min)	Low(±10)	Air Seal Test (±10)
150	425	315	315	60~100	80
300	1125	815	815	60~100	80
600	2225	1630	1630	60~100	80
900	3350	2450	2450	60~100	80
1500	5575	4100	4100	60~100	80
2500	9275	6800	6800	60~100	80

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