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Customized Crosby J Series JOS JDS JBS Bellows Safety Release Valve Air Water Steam Full Nozzle Safety Relief Valves

1
MOQ
US $1500.00 - 1800.00/ Set
가격
Customized Crosby J Series JOS JDS JBS Bellows Safety Release Valve Air Water Steam Full Nozzle Safety Relief Valves
풍모 갤러리 제품 설명 따옴표를 요구하십시오
풍모
제품 사양
밸브 유형: 고성능 안전 완화 밸브
세트 압력 범위: 15 psig -1480 psig (1 bar -102 bar)
사이: 플랜지형, 스레드형, 맞대기 용접, 소켓 용접
온도 범위: -46 ° C ~ +538 ° C
강조하다:

Crosby J Series safety relief valve

,

bellows safety release valve

,

steam safety relief valve full nozzle

기본 정보
브랜드 이름: Crosby
모델 번호: J 시리즈
결제 및 배송 조건
포장 세부 사항: 나무 상자 + 보호
배달 시간: 70-90 일
지불 조건: t/t
공급 능력: 연간 1000 세트
제품 설명
Product Overview

The Crosby J Series Direct Spring Safety Relief Valves are at the forefront of pressure relief innovation, providing robust safety for air, gas, steam, vapor, liquid, and two-phase applications. Designed to meet stringent global standards, including ASME Section VIII, XIII, API 526/527, and PED/CE, these valves incorporate cutting-edge technologies like Balanced Diaphragm and Bellows Leak Detection. With a focus on safety, efficiency, and reduced emissions, the J Series is ideal for critical applications in petrochemicals, power generation, and industrial processes, offering unmatched reliability and ease of maintenance.

Key Features
  • Innovative Technologies: Balanced Diaphragm improves backpressure handling by 20% and Kb factor by 15%; Bellows Leak Detection reduces leakage by over 90%.
  • Global Compliance: Certified to ASME Section VIII, XIII, API 526/527, EN4126, PED/CE, AQSIQ, and EAC.
  • Wide Application Range: Handles air, gas, steam, vapor, liquid, and two-phase media in a single design.
  • Enhanced Safety: Real-time leak detection with instant bellows rupture notification and volumetric data.
  • Low Maintenance: Interchangeable parts and full nozzle design reduce downtime and costs.
  • Soft Seat Options: Ensures superior tightness for minimal leakage.
  • Adjustable Blowdown: Reduces product loss during pressure relief events.
  • Monitoring Options: Supports wired or wireless relief monitoring for operational insights.
Technical Specifications
Parameter Specification
Sizes 1" D 2" to 12" W 16" (DN 25 to DN 400)
Orifice Sizes 0.110 to 60.75 in² (71 to 39,193 mm²)
Inlet Ratings ANSI Classes 150, 300, 600, 900, 1500, 2500; EN Classes PN 10, PN 16, PN 25, PN 40
Set Pressure Range 5 to 6000 psig (0.35 to 413.79 barg) for JOS-E; 15 to 6000 psig (1.03 to 413.79 barg) for JLTJOS-E; 25 to 6000 psig (1.72 to 413.79 barg) for JBS-E/JBSBP-E; 25 to 1480 psig (1.72 to 102 barg) for JDS-E/JLTJDS-E
Temperature Range -450°F to 1000°F (-268°C to 538°C)
Body Materials Carbon steel (SA 216 WCB), stainless steel (SA 351 CF8M), special alloys
Bellows Material (Optional) Stainless steel, elastomer
Seat Gasket Metallic, sealing plate, O-ring soft seal
Load Type Direct spring-loaded
Certifications ASME Section VIII, XIII, API 526/527, EN4126, PED/CE, AQSIQ, EAC
Applications

The Crosby J Series valves excel in innovative pressure safety applications:

  • Petrochemicals: Ensures safe pressure relief in refining and chemical processes.
  • Power Generation: Protects steam and heat-transfer systems in power plants.
  • Oil and Gas: Safeguards pipelines, compressors, and production facilities.
  • Chemical Industry: Manages overpressure in reactors and waste gas systems.
  • Industrial Manufacturing: Supports air, gas, and liquid systems in diverse processes.
Frequently Asked Questions
What makes the J Series suitable for multiple media?

Its versatile design supports air, gas, steam, vapor, liquid, and two-phase applications in a single valve.

How does the Bellows Leak Detection enhance safety?

It detects small ruptures (from 0.0009 in²) and provides instant notifications, ensuring balanced operation.

Can existing J Series valves be upgraded?

Yes, upgrade kits for Balanced Diaphragm and Bellows Leak Detection are available.

What are the benefits of the soft seat option?

It provides superior tightness, reducing leakage and enhancing safety.

How does the valve handle high backpressure?

The Balanced Diaphragm technology improves backpressure handling by 20% compared to traditional bellows.

Contact Us

For more information about the Crosby J Series Safety Relief Valves, pricing, or to request a demo, contact our team:

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