Trunnion Ball Valve

DESIGN AND MANUFACTURING:
API 6D: Pipeline Valves. Pressure Test Specification.
API 6DSS: Specification for Subsea Pipeline Valves
ASME B 16.34: Valves-Flanged, Threaded, and Welding End.
BS 5351 (replaced by ISO 17292)
API 608: Metal ball valves – Flanged, Threaded, and Welding End
ISO 17292: Metal ball valves for petroleum, petrochemical, and allied industries
ISO 14313: Petroleum and natural gas industries, pipeline transportation systems, pipeline valves

INSPECTION AND TEST:
API 6D: Pipeline Valves. Pressure Test Specification.
API 598: Valve Inspection and Testing.
API-607: Fire Test for Soft-seated Quarter-turn Valves
ISO 15848: Industrial Valves – Measurement, test, and qualification procedures for fugitive emissions.
API RP 6FA: Specification for Fire Test for Valves

FLANGE DIMENSION:
ASME B 16.5: Pipe Flanges and Flanged Fittings.
ASME B16.47: large-diameter steel flanges: NPS 26 through NPS 60
MSS SP 44: Steel pipeline flanges

WELDED OR THREADED ENDS:
ASME B16.25: Buttwelding ends
ASMEB16.11: Forged fittings, socket-welding, and threaded
ASME B1.20.1: Pipe threads general purpose

FACE TO FACE AND END TO END:
ASME B 16.10: Face-to-Face and End-to-End Dimensions of Valves.
API 6D: Pipeline Valves. Pressure Test Specification

* Other standards/ materials upon request

♦ MATERIALS:

Carbon steel; low temperature carbon steel; alloy and stainless steel; duplex steel; super duplex steel; nickel alloys; titanium alloys, tungsten carbide coating; bronze … ASTM A105/ 105N; A216 WCB; A350 Gr.LF2; A352 Gr.LCC; A182 Gr.F316/ F316L/F44/F51/F51/F53/F55/; A351 Gr.CF3M/8M; A564; A890; A351; Inconel 625 & 825; Monel; Hastelloy …

♦ PRESSURE CLASSES:

ANSI: 150Lbs / 300Lbs / 600Lbs / 900Lbs / 1500Lbs / 2500Lbs/

API: 2000 psi / 3000 psi / 5000 psi / 10000 psi/

♦ CONSTRUCTION:

• Open/close position indicator
• Locking Device
• Anti-blow out stem
• Antistatic Device
• Fire Protection Structure
• Middle Flange Leak-tight Structure
• Dependable Seating Structure
• Self-relieving Structure
• Full and Reduced Bore
• Uni-directional Flow
• Stem Extension
• Field Replaceable Stem Seals
• Drain Plug and Vent/bleeder
• Emergency Sealant Injection …

♦ OPERATION: Level, handwheels; electric actuator; hydraulic/ pneumatic actuator …

♦ ORIGINAL: Italy; Germany; Spain; EU; US; UK; Korea; Thailand …

* Other requirements upon request