A41H Spring Loaded Safety Valve, 150-900LB, PN16-PN320
Key Specifications / Features
Model No.: SJ-SV-01 Hits: 213
China Spring Loaded Safety Valve Manufacturer Shinjo Supplies A41H Spring Loaded Safety Valve, 150-900LB, PN16-PN320, ASME, API 526, GB/T 12243-2005.
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Detail Information
Structure and Parameter:
Valve Design: ASME, API 526, GB/T 12243-2005
Material: A216-WCB, A216-WCC, A217-WC6, CF3, CF3M, CF8, CF8M, Brass
Pressure Grade: 150Lb, 300Lb, 600Lb, 900Lb, PN16~PN320
Seal Test Pressure: 0.9PS
Discharge Pressure: ≤1.1PS
Back Seat Pressure: ≥0.85PS
Lift Height: ≥(1/20)do LOW LIFT
Coefficient of Discharge: G-0.15
Connection Flange: JB/T 2769-1992
Codes and Standard:
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 valve ISO 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>.
Valve Design: ASME, API 526, GB/T 12243-2005
Material: A216-WCB, A216-WCC, A217-WC6, CF3, CF3M, CF8, CF8M, Brass
Pressure Grade: 150Lb, 300Lb, 600Lb, 900Lb, PN16~PN320
Seal Test Pressure: 0.9PS
Discharge Pressure: ≤1.1PS
Back Seat Pressure: ≥0.85PS
Lift Height: ≥(1/20)do LOW LIFT
Coefficient of Discharge: G-0.15
Connection Flange: JB/T 2769-1992
| NO. | Name of part | HFA41H/Y-160Material | HFA41H/Y-160P Material | HFA41H/Y-160R Material |
| 1 | Flange | 35/35CrMoA | 2Cr13/SS304 | SS316 |
| 2 | Nozzle | 2Cr13/SS304 | SS304 | SS316 |
| 3 | Body | 35/40 | SS304 | SS316 |
| 4 | Disc | 2Cr13/SS304 | SS304 | SS316 |
| 5 | Guide sleeve | 2Cr13/SS304 | SS304 | SS316 |
| 6 | Spring | 50CrVA | 50CrVA Coated Teflon | 50CrVA/ Inconel |
| 7 | Stem | 2Cr13/SS304 | SS304 | SS316 |
| 8 | Bonnet | ZG230-450 | SS304 | SS316 |
| 9 | Adjusting bolt | 45 | 2Cr13/ SS304 | 2Cr13/ SS316 |
| 10 | Cap | ZG200-400 | SS304 | SS316 |
Codes and Standard:
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 valve ISO 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>.
