4" 150Lb floating ball valve

4" 150Lb floating ball valve with features of bolted bonnet, two-piece body, floating ball, full or reduced bore, blowout proof stem, fire safe and anti static, stainless steel ball and/or forged steel ball.

Standards compliance

Design and Manufacture: ANSI B16.34, API 608, API 6D, BS 5351

Face to face(end to end): ANSI B16.10, API 6D

Flanged connection: ANSI B16.5

Fire-safe: API 607, API 6FA

Butt welded end: ANSI B16.25

Test and inspection: API 598, API 6D

Construction and features:
• 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
• Manual operated (gearbox,electric, pneumatic…)
• Other requirements upon request

Materials: Acc/ANSI B16.34 A-105, LF2, LF1 WCB, WCC, LCB, LCC Other materials upon request
Trim: F6, 304, 316, 316L, A-105+ENP, WCB+ENP, CF8, CF8M, CF3M Other materials upon request
Seats: Soft (PTFE, Viton, Nylon) and Metal to Metal all kind available

Standard Design:

Valve Type	Design and Manufacture	Face to Face	Flanged Dimensions	Temperature Pressure	Test-Inspect
Floating ball valve	BS5351	ANSI B16.10	ANSI B16.5	ANSI B16.34	API1598

Testing Specifications

PN(Lb)	Strength Test		Water seal test		Gas seal test
PN(Lb)	MPa	Lbf/in 2	MPa	Lbf/in 2	MPa	Lbf/in 2
150	3.1	450	2.2	315	0.5-0.7	60-100
300	7.8	1125	5.6	815
600	15.3	2225	11.2	1630

This products can be designed soft seal PTFE/PPL/PEEK design for different working temprature, and also can make hard seal (metal to metal) design for high temperature.

WELCO VALVE - Flow control Expert

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