A42H Spring Loaded Safety Valve, ASME, API 526, GB/T 12243-2005

A42H Spring Loaded Safety Valve, ASME, API 526, GB/T 12243-2005

A42H Spring Loaded Safety Valve, ASME, API 526, GB/T 12243-2005

Short Description

Model No.: SJ-SV-02 Hits: 37

China Spring Loaded Safety Valve Manufacturer Shinjo Supplies A42H Spring Loaded Safety Valve, ASME, API 526, GB/T 12243-2005, 150-900LB, PN16-PN320.
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Key Specifications / Features

Structure and Parameter:
Valve Design: ASME, API 526, GB/T 12243-2005
Material: A216-WCB, A216-WCC, A217-WC6, CF3, CF3M, CF8, CF8M.
Pressure Grade: 150Lb, 300Lb, 600Lb, 900Lb, PN16~PN320
Seal Test Pressure: 0.9PS
Discharge Pressure: ≤1.1PS
Back Seat Pressure: ≥0.85PS
Lift Height: ≥(1/4)do
Coefficient of Discharge: G-0.75
Connection Flange: ASME B16.5, GB/T 9113.1/2-2000.

A42H Spring Loaded Safety Valve, ASME, API 526, GB/T 12243-2005
 
NO. Name of part HFA42Y-C Material HFA42Y-P  Material HFA42Y-R  Material
  Nozzle 2Cr13/SS304 A351-CF8 A351-CF8M
2 Body A216-WCB A351-CF8 A351-CF8M
3 Adjusting ring 2Cr13/SS304 SS304 SS316
4 Disc holder 2Cr13/SS304 SS304 SS316
5 Disc 2Cr13/SS304 SS304 SS316
6 Guide sleeve 2Cr13/SS304 SS304 SS316
7 Bonnet WCB SS304-450 SS316
8 Spring 50CrVA 50CrVACoated Teflon 50CrVA/ Inconel
9 Stem 2Cr13/SS304 SS304 SS316
10 Adjusting bolt 45 SS304 SS316
11 Cap ZG200-400 SS304 SS316

Codes and Standards:
United States
ASME (American Society of Mechanical Engineers) Boiler & Pressure Vessel Code, Section I
ASME (American Society of Mechanical Engineers) Boiler & Pressure Vessel Code, Section VIII, Division 1
API (American Petroleum Institute) Recommended Practice 520 and API Standard 526, API Standard 2000 (low pressure - Storage tank
 
European Union
European standard steam boiler safety valveISO 4126 (harmonized with European Union directives)
EN 764-7 (former CEN standard, harmonized with European Union directives, replaced with EN ISO 4126-1)
AD Merkblatt (German)
PED 97/23/EC (Pressure Equipment Directive - European Union)

China
JB/T308-2004 <Valves Code>
GB/T12241-2005 <Safety Valves’ Design, Manufacture and Test>
GB/T12243-2005 <Safety Valves’ Design, Manufacture and Test>
 

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