Manual Butterfly Valve - Ningjin Thriveon Valve | Durable, Compact, Easy Installation

Introduction

The Manual Butterfly Valve is a critical component in fluid control systems, offering reliable performance across diverse industrial applications. Manufactured by Ningjin Thriveon Valve Co., Ltd., this product combines durability, precision, and cost-effectiveness. This article provides an in-depth analysis of its features, technical specifications, and use cases.

Key Features and Advantages

• Simple structure with manual operation via lever or gear mechanisms
• Lightweight and compact design for easy installation
• Wide range of material options for corrosion resistance
• Compliance with international standards (API 609, EN 593, etc.)

Technical Specifications

Parameter	Details
Materials	Grey Cast Iron, Ductile Cast Iron, Stainless Steel 304/316, Carbon Steel
Disc Materials	Ductile Cast Iron (nickel-plated/nylon-coated), Stainless Steel 304/316, Aluminum Bronze
Stem Materials	Stainless Steel 410/416/304/316
Seat Materials	EPDM, BUNA-N, PTFE, Viton, Hypalon, Neoprene, Metal Seated
Pressure Ratings	CLASS 125/150, PN10/16/25, 5K/10K/16K
Standards Compliance	API 609, BS5155, MSS SP-67/68, EN593

Installation Guidelines

1. Space flanges to allow valve passage with disc in half-open position
2. Avoid gaskets between flanges
3. Install bolts with disc in half-open position, tightening after full opening

Frequently Asked Questions

1. What is a Manual Butterfly Valve?

A manual butterfly valve is operated manually using a lever or gear mechanism. It includes gear-operated valves and lever-operated variants, offering simple structure and cost-effective solutions.

2. What are the Advantages?

Key benefits include easy installation, compact design, and lightweight construction. For detailed comparisons with pneumatic actuators, refer to NIST standards.

Applications

These valves are used in water treatment, HVAC systems, chemical processing, and more. Their versatility makes them ideal for Ningjin Thriveon Valve Co., Ltd.'s industrial solutions.

Company Background

Based in Hebei, China, Ningjin Thriveon Valve Co., Ltd. specializes in high-quality valve manufacturing. Their products adhere to global standards, ensuring reliability and performance.

References

1. NIST Standards for Valve Systems

2. Ningjin Thriveon Valve Co., Ltd. Official Website