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  • 产品名称：Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H

  • 产品型号：Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H
  • 产品厂商：其它品牌
  • 产品文档：
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简单介绍：
Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H Non-code Bronze Liquid Relief Valves
详情介绍：
Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H
Non-code Bronze Liquid Relief Valves 

Models 19, 19M, 20, 20M, 20P, 20MP, 200A and 200H

  • Description
  • Specifications
  • Documentation
Kunkle Pressure Relief Valves, Direct Spring Process Valves, Thermal/Threaded Valves, Kunkle Safety and Relief Products Models 19, 19M 20, 20M, 20P, 20MP, 200A, 200H 

Non-code Bronze Liquid Relief Valves 

Model Descriptions:
Model 19: All bronze, equipped with handwheel for easy adjustment within spring ranges.
Model 19M: Same as model 19 except SS trim (seat and disc). Available 2-1/2" and 3" only. For higher pressure settings or severe applications.
Model 20: All bronze, with pressure-tight cap. Suitable for maximum back pressure of 50 psig.1
Model 20M: Same as model 20 except SS trim. Available in 2-1/2" and 3" only (seat and disc). For higher pressure settings or severe applications. Maximum back pressure of 50 psig.1
Model 20P: Same as model 20 except with packed lift lever. Suitable for maximum back pressure of 50 psig. (Back pressure increases set pressure on a one to one basis, and reduces capacity. Back pressure in excess of 10% of set pressure is not recommended.)
Model 20MP: Same as model 20M except with packed lift lever. Maximum back pressure of 50 psig.1
Model 200A: Special non-chattering design. Recommended for light oils and continuous by-pass or pressure regulation. UL842 listed for light oil service. Available 3/4" to 1-1/2" sizes. Female NPT connections only.
Model 200H: Same as model 20. UL842 listed for use with fuel oils. Available 3/4" to 2" sizes.

Features & Benefits:

  • Both inlet and outlet connections are cast integral with body to permit easy inspection and servicing without disconnecting piping.
  • Beveled seats lapped for optimum performance.
  • Stainless Steel (SS) spring for optimum corrosion resistance.
  • Each Kunkle valve is tested and inspected for pressure setting and leakage.
     
Specifications

Pressure and Temperature Limits:
Models 19, 20: 1 psig to 300 psig -60°F to 406°F
Models 19M, 20M: 1 psig to 500 psig -60°F to 406°F
Models 200A, 200H: 1 psig to 200 psig -60°F to 406°F


 
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