Product Specification
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| Payment Terms |
T/T, Western Union, L/C |
Supply Ability |
1000000/per month |
| Delivery Time |
within 7 working days |
Packaging Details |
carton |
| Brand Name |
BJSTC |
Model Number |
Dn630 |
| Certification |
CE ISO9001 |
Place of Origin |
China |
Ball valves are widely recognized as a versatile and reliable fluid control solution, trusted across municipal engineering, industrial manufacturing, energy, and petrochemical sectors. Their popularity stems from a unique combination of structural ingenuity and performance excellence. Below is a detailed breakdown of their core advantages and key selling points:
Ball valves feature a simple rotational operating mechanism—typically requiring only a 90-degree turn of the valve stem to fully open or close. This design eliminates the need for multi-turn adjustments (unlike gate valves or globe valves), enabling rapid response in emergency shutdowns or process switching. Additionally, the low operating torque means manual operation (via handles or wrenches) is effortless, and they can be easily paired with automated actuators (electric, pneumatic, or hydraulic) for remote control, further enhancing operational efficiency.
The heart of a ball valve is its precision-machined spherical core (valve ball) and high-quality sealing seats (often made of PTFE, NBR rubber, or metal). When closed, the valve ball presses tightly against the seats, creating a bubble-tight seal—effectively preventing leakage of media (even for gases, corrosive fluids, or high-purity liquids). This sealing reliability remains consistent over long-term use, reducing the risk of safety hazards and environmental pollution.
Most ball valves adopt a full-port (full-bore) design, where the internal flow channel of the valve ball matches the diameter of the connected pipeline. This minimizes flow resistance (low pressure drop) and ensures unobstructed media flow—critical for applications requiring high flow rates (e.g., water supply, oil transportation). Even reduced-port ball valves offer smoother flow compared to globe valves, avoiding turbulence and energy waste.
Ball valves are highly adaptable to diverse media types, including:
- Gases (natural gas, compressed air, propane),
- Liquids (water, oil, chemicals, beverages),
- Slurries (with minimal solid particles, using anti-clog designs).
Their compatibility is enhanced by a wide range of material options:- 阀体 (Valve body): Carbon steel, stainless steel (304/316), PE (polyethylene), PVC,
- Seats: PTFE (heat-resistant, corrosion-resistant), EPDM (chemical-resistant), NBR (oil-resistant),
- Valve ball: Stainless steel, brass, POM (acetal resin for plastic valves).
This makes them suitable for harsh environments—such as high temperatures, low temperatures (-29℃ to 450℃, depending on materials), high pressure (up to PN420/CLASS2500), and corrosive conditions (e.g., chemical plants, marine applications).
The simple structure of ball valves (fewer moving parts than gate or globe valves) reduces wear and tear during operation. High-quality materials (e.g., stainless steel for corrosion resistance, PE for buried pipelines) extend their service life—often up to 10–20 years (or 50 years for PE ball valves in buried gas systems). Additionally, their sealed design prevents media from contaminating internal components, minimizing the need for frequent disassembly and maintenance. Routine upkeep typically only involves checking seals or lubricating the valve stem, resulting in lower long-term maintenance costs.
Ball valves are economical across a wide range of pipeline diameters—from small sizes (DN15/½”) for residential plumbing to large sizes (DN600/24”) for industrial pipelines. Their manufacturing process is mature, and mass production helps control costs, making them a cost-effective choice compared to specialized valves (e.g., butterfly valves for very large diameters, or needle valves for precision control).
Unlike valves designed for single purposes (e.g., check valves for one-way flow), ball valves excel in multiple use cases:
- On/off control: Ideal for main pipeline shutoffs (e.g., municipal water/gas networks),
- Throttling (limited): Suitable for moderate flow adjustment (e.g., process tanks in factories),
- Specialized designs: Custom variants like double bleed ball valves (for pressure relief in buried gas lines) or three-way ball valves (for media diversion) meet niche needs.
This versatility allows suppliers to offer a one-stop solution for different customer requirements, enhancing market appeal.
Reputable ball valve manufacturers adhere to international standards such as API 6D (for pipeline valves), ISO 17292 (for industrial valves), EN 13397 (for gas valves), or GB/T 12237 (Chinese standard). Compliance ensures consistent quality, interchangeability of parts, and compatibility with global pipeline systems—critical for customers in export-oriented industries or large-scale infrastructure projects.
The reliable sealing of ball valves prevents media leakage, reducing risks of explosions (for flammable gases), chemical spills (for toxic fluids), or water waste (for municipal supply). For environmentally sensitive applications (e.g., oil & gas, pharmaceuticals), ball valves with low-emission designs (e.g., API 622-certified stem seals) further minimize fugitive emissions, aligning with global environmental regulations (e.g., EPA standards) and corporate sustainability goals.
In summary, ball valves stand out for their fast operation, reliable sealing, and broad adaptability—while their cost-effectiveness, versatility, and compliance with standards make them a preferred choice for customers seeking long-term, low-risk fluid control solutions.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
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Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Exporter,Trading Company,Seller
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Total Annual:
100000-500000
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Ecer Certification：
Site Member
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