Safety Valve

SERIES # 099

Harshad Engineering Works (HEW) is one of the leading manufacturers of Safety Valve in India.

Product-image

Design Features

  • Safety Valve Manufacture in Accordance with Requirement of ASME Pressure Vessel Code under Section VIII Division I & ISO 4126 Part 1.

  • Direct Spring Operated

  • Full Nozzle & Single Trim Design.

  • Full Brass Material Construction .

  • Atmospheric Discharge Design.

  • Best Use in Steam Auto Claves, Low Flow Air Compressors & Pressure Vessel.

  • Not Suitable for Oxygen & Liquid Service.

  • CE Certified under Category IV Module H (2014/68/EU).

Technical Detail

SIZE 1/4”, 3/8”, 1/2”
PRESSURE RANGE 1BARG TO 18BARG
TEMP. RANGE -20°C TO 200°C
END CONNECTION THREAD END (BSP & NPT)
SEAT METAL SEAT
APPLICATION AIR / NON FLAMABLE GAS / STEAM
APPLICABLE CODE & STD ASME SEC.VIII DIV.1 PTC-25
API 520, ISO 4126 PART.1,
API 527, ASME 16.34

Technical Detail

PART LIST MOC
BODY BRASS
NOZZLE BRASS
DISC BRASS
SPINDLE BRASS
SPRING SPRING STEEL
PULLING RING SS304
WIRE & SEAL S.S.304 & LEAD

Technical Data

Size

1/4", 3/8", 1/2"

End Connection

Thread End (BSP, BSPT, NPT)

Set Pressure Range

0.5Barg to 18Barg

Temperature Range

-20*C to 200*C

Application

Air or Steam

Applicable Std

API520, API527, EN ISO 4126 Part.1, ASME PTC-25, ASME 16.34