角形波纹管截止阀

Our angle bellows globe valve combines the superior throttling capability of globe valves with the leak-proof reliability of bellows seals in a compact 90° design. Engineered for critical process applications, it delivers bubble-tight shutoff while optimizing flow dynamics in space-constrained installations.

类别：角式截止阀

工作条件化工厂, 高温高压, 高温高压蒸汽系统, 液化天然气（LNG）

产品概览

我们的 angle bellows globe valve combines the superior throttling capability of globe valves with the leak-proof reliability of bellows seals in a compact 90° design. Engineered for critical process applications, it delivers bubble-tight shutoff while optimizing flow dynamics in space-constrained installations.

主要功能

1. Advanced Sealing Technology

Dual-layer 316L/INCONEL bellows (10,000+ cycle life)
二次石墨填料 作为备用密封
100% 经过氦气泄漏测试 per ISO 15848-1 Class AH

2. Optimized Flow Design

Angled body configuration reduces pressure drop by 30% vs standard globe valves
Parabolic plug profile for precise Cv characteristics
Equal percentage flow curve (±2% accuracy)

3.坚固的结构

Forged ASTM A105/A182 F316 body
整体式阀盖设计 eliminates gasket leakage points
Stellite 6 hard-faced seat and plug (HRC 40-45)

应用

Chemical Processing

✔ Chlorine derivative production
✔ High-purity acid handling
✔ Catalyst injection systems

Energy Systems

✔ LNG vaporizer control
✔ Nuclear auxiliary loops
✔ Hydrogen compression

Specialty Applications

✔ Semiconductor gas panels
✔ Vaccine bioreactors
✔ Space propulsion test rigs

Technology Comparison

特点	Angle Bellows Globe Valve	Standard Globe Valve	球阀	隔膜阀	Angle Needle Valve
Sealing Technology	金属波纹管（0 ppm 泄漏）	石墨填料（≤500 ppm）	Soft seats (≤100 ppm)	橡胶隔膜	Packed stem (≤1000 ppm)
流量控制	Precision throttling (±2%)	良好的监管	仅限开/关	Moderate control	Fine adjustment
Pressure Drop	30% lower than straight globe	Standard ΔP	Minimal ΔP	High ΔP	Moderate ΔP
温度范围	-196°C 至 450°C	-29°C to 425°C	-50°C to 200°C	0°C to 180°C	-40°C to 400°C
维护	10+ year bellows life	Annual packing replacement	Seat replacement	Diaphragm changes	Frequent repacking
Space Requirements	Compact 90° design	Long straight body	Compact	Bulky	Compact
Best Applications	Toxic media throttling	General flow control	Quick shutoff	Corrosive liquids	Laboratory systems

中型

液化气, 天然气, 蒸汽

工作条件

化工厂, 高温高压, 高温高压蒸汽系统, 液化天然气（LNG）, 发电厂

总结

The angle bellows globe valve solves two critical challenges simultaneously:Absolute containment of hazardous media via metal bellowsSpace-saving flow optimization through 90° design

产品参数

尺寸范围	½" to 6" (DN15 to DN150)
压力等级	Class 150 to 300 (PN16 to PN40)
Temperature	-196°C至450°C（-320°F至842°F）
末端连接	射频、RTJ
泄漏等级	ANSI Class IV (option for Class VI)