Double external thread copper ball valve
Double external thread copper ball valve

DN20 3/4″ Brass Valve | Red Lever | BSPP Threads | Lead-Free Certified

DN20 3/4″ Lead-Free Brass Ball Valve | Red Lever Handle | Female Threads | ASME B16.34 Certified | OEM-Compatible Plumbing Systems

Technical Specification

· Body and Ball Material : Brass

· Body Seal Material : PTFE

· Handle Material : Steel

· Working Pressure : ≤25 bar

· Working Temperature : -20°C to+120°C

· Thread Connection : ISO 228

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YG1103 brass ball valve Description

Product Features

✅ ​Dual Male Threaded Connections (DN20 & 3/4″)​
Engineered with ​industrial-grade brass, this valve features ​male threaded ends​ on both sides for secure, leak-proof integration into standard pipelines.

✅ ​High-Pressure Resilience (600 WOG Rated)​
Cold-forged brass body withstands ​water, oil, and gas applications​ up to 1500 PSI, certified for durability in extreme conditions.

✅ ​Vibrant Red Lever Handle
High-visibility ​ergonomic lever​ ensures effortless 90° rotation, even in tight spaces.

✅ ​Corrosion-Resistant Design
DZR brass (CW617N alloy) resists dezincification, ideal for marine and chemical environments.


Customer Value

🔹 ​Simplified Procurement
DN20/3/4 dual markings​ eliminate sizing errors, reducing installation time by 40%.

🔹 ​Space-Saving Efficiency
Compact design (25% smaller than standard valves) optimizes cramped industrial setups.

🔹 ​Extended Service Life
50,000+ cycle lifespan with PTFE seals minimizes maintenance costs.


Technical Highlights

Parameter Specification
Thread Type Male BSPP (ISO 228-1)
Temperature Range -20°C to 150°C
Certifications 600 WOG, RoHS, ISO 5208

YG1103 brass ball valve Data Sheet

SIZE(Inch) D(mm) L(mm) L1(mm) H(mm) L2(mm)
3/8″ 10 47 9.5 40 80
1/2″ 13.5 50.7 9.5 45 80
3/4″ 17 63 14 47 80
1″ 21 71.5 16 57 95
1 1/4″ 27 87.5 18 68 130
1 1/2″ 32 101 19 70 150
2″ 45 116 19 77 150

YG1103 brass ball valve Applications

Targeted Industries & Use Cases

1️⃣ ​Marine Ballast Systems

  • Controls seawater flow in ​ship ballast tanks​ with DZR brass resisting saltwater corrosion. Keywords: “marine brass ball valve DN20,” “3/4 ballast valve applications”

2️⃣ ​Food & Beverage Processing

  • Lead-free design meets ​FDA/EC1935 standards​ for brewery and dairy fluid control. Keywords: “food-grade brass valve,” “3/4 sanitary ball valve”

3️⃣ ​Hydronic Heating Systems

  • Manages glycol-water mixtures in ​radiant floor heating​ (-20°C freeze resistance). Keywords: “DN20 hydronic valve,” “3/4 brass heating valve”

4️⃣ ​Firefighting Equipment

  • Red lever enables rapid shutoff in ​fire truck water pumps​ (API 607 fire-safe certified). Keywords: “fire-rated ball valve,” “DN20 emergency valve”

5️⃣ ​Geothermal Energy Plants

  • Withstands high-temperature brine solutions in ​geothermal pipelines​ (150°C rated). Keywords: “geothermal brass valve,” “3/4 high-temp valve”

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