API / ASME Standard Globe Valve – YONCO Class 150LB to 2500LB
The YONCO API Standard Globe Valve (J41H / J41Y / J41W Series) is meticulously engineered for highly reliable isolation and flow regulation in demanding industrial pipelines. Featuring a cylindrical or conical disc that moves linearly along the fluid’s centerline, this valve is primarily designed for full-open or full-close operations, providing exceptional shut-off capabilities. Custom throttling configurations are also available upon request to meet specific flow control needs.
Core Features & Advantages
- Simplified Maintenance: The straightforward structural design makes manufacturing, installation, and on-site maintenance significantly easier than complex multi-turn valves.
- Short Operating Stroke: The disc requires a relatively short travel distance to fully open or close, resulting in faster operation times and reduced actuator wear.
- Exceptional Sealing & Low Friction: The sealing surfaces experience minimal friction during operation. Combined with hard-faced seating (Iron-based or Stellite alloy), this ensures a long service life with bubble-tight sealing.
- Versatile Packing Options: Available with flexible graphite or PTFE packing to accommodate various temperature ranges and prevent fugitive emissions.
- Actuation Readiness: Standardly equipped with a handwheel, with options for gear operators, pneumatic actuators, or electric actuators for plant automation.
Manufacturing & Design Standards
| Category | Applicable Standard |
|---|---|
| Design & Manufacture | BS 1873, ASME B16.34 (Also complies with JIS B2071-2081) |
| Face-to-Face Dimension | ASME B16.10 |
| Flange Connection Dimensions | ASME B16.5 |
| Butt-Weld (BW) Ends | ASME B16.25 |
| Test & Inspection | API 598 |
Performance Parameters
| Parameter | Specifications |
|---|---|
| Pressure Rating | Class 150LB, 300LB, 600LB, 900LB, 1500LB, 2500LB |
| Applicable Temperature | ≤ 425°C (Carbon Steel) / High & Low Temp options available based on material |
| Body / Bonnet Material | WCB (Carbon Steel), CF8/CF8M (Cr-Ni-Ti Stainless Steel) |
| Stem Material | Cr-Stainless Steel, Cr-Ni-Ti Stainless Steel |
| Applicable Media | Water, Steam, Oil Products, Weakly Corrosive Acids |
Certified API Globe Valves by YONCO
Compliance and reliability are non-negotiable in critical pipelines. YONCO strictly adheres to ASME, API, and BS standards throughout the casting, machining, and testing processes. We provide comprehensive MTRs (Material Test Reports) and detailed dimension sheets (L, D, D1, etc.) for all pressure classes from 150LB to 2500LB. Contact our global sales engineering team today to specify the right valve for your project.




