Premium Cast Iron Hand Lever Ball Valve, DIN 3202 F4/F5 Specifications

Product Description

Unveiling the QFBV model Flange Ball Valve, an epitome of engineering excellence, designed to deliver flawless full bore, quarter-turn functionality for seamless on/off operations. This versatile valve is available in manual and automatic versions-be it electric or pneumatic-crafted with a sturdy two-piece construction that ensures effortless maintenance and a remarkably durable lifespan. It is the top choice for a wide array of industrial applications and utility services. Its adaptability is unrivaled, featuring an extensive selection of seats and body materials suitable for myriad industrial uses.

Testing
- Our Body Strength Test strictly complies with the rigorous BS EN 12266-1 standards, guaranteeing that the valve endures pressures up to 1.5 times its nominal pressure (PN), ensuring robust performance.
- The Seat Tightness Test is meticulously performed according to BS EN 12266-1, with testing pressure set at 1.1 times the nominal pressure, adhering to ISO 5208 Rate A, promising unparalleled protection against leakage.
- Pressure Testing: BS EN ISO 5208

Features
- Meticulously engineered, this valve features a robust two-piece ductile iron body and a full bore design, ensuring optimal flow management and efficiency.
- Equipped with a floating seat, spherical seat, and floating ball with adaptive sealing, this fireproof valve is perfect for fire protection pipelines, ensuring safety and reliability.
- Designed with a symmetrical valve seat, this valve guarantees non-directional switching, installation, sealing, and pressure, enhancing its adaptability across various applications.
- The valve stem features a wear-resistant bushing design, minimizing torque and extending operational life. The innovative self-tightening upper seal design ensures zero leakage even under high pressure.
- The upper flange adheres to the ISO5211 standard, ensuring seamless compatibility and consistent reliability across installations.
- The ball is treated or hard chrome plated, delivering exceptional material stability and surface wear resistance, which significantly enhances sealing efficiency and product longevity.
- The handle, featuring a positioning lock design, ensures easy and secure installation.

No.	Part Name	Material	Standard
1	Body	Ductile Iron	EN GJS500-7
2	Bonnet	Ductile Iron	EN GJS500-7
3	Ball	Stainless Steel	SS304
4	Stem	Stainless Steel	SS304
5	Packing	Rubber	PTFE
6	Hand Lever	Ductile Iron	EN GJS500-7

Dimensions

INCH	DN	L	D	D1	b	n-φD
						PN10	PN16
1-1/4''	32	130	140	100	19	4-φ19
1-1/2''	40	140	150	110	19	4-φ19
2''	50	150	165	125	19	4-φ19
2-1/2''	65	170	185	145	19	4-φ19
3''	80	180	200	160	19	8-φ19
4''	100	190	220	180	19	8-φ19
5''	125	325	250	210	19	8-φ19
6''	150	350	285	240	19	8-φ23
8''	200	400	340	295	22	8-φ23	12-φ23
10''	250	450	405	355	24	12-φ23	12-φ27

For inquiries or more information, do not hesitate to contact us! We are dedicated to ensuring your satisfaction and providing exceptional service.