API602 CHECK VALVE

API 602 Check Valve features a Forged Steel A105N body with bolted bonnet and is suitable for a range of applications and media including steam, air, gas and liquids such as thermal oil and water. 

Conforming to API 602 and ASME B16.34, this economical and reliable swing check valve offers excellent sealing capabilities in horizontal or vertical postion. 

Specifications

Size: from 1/4″ to 3″
Pressure: 800 – 2500LB
Material: A105, F304, F316, F304L, and F316L
Design and production standard: API602, BS5352, and ANSI B16.34
Socket-welded SW ends: ANSI B16.11
Screwed ends according to: NPT, ANSI B1.20.1
Butt-welded BW ends in accordance with: ANSI B16.25
Ends flanged in accordance with: ANSI B16.5, or EN-DIN
Test standard: API598, API 6D
Structure: Bolted cover/ welded cover
Types of sealing available: rising seal, ball, or flap
Medium: the valve is suitable for several media including water, steam, oil, gas, petrol products, nitric acid, acetic acid, etc.
Working temperature: from -29 ℃up to more than 600 ℃

Features

Size: 2″-42″
Pressure: 150 – 2500LB
Material: A105N, A350 LF2, A182 F316 or other alloys
Design and production standard: API 6D, API 608, ASME B16.34
Distance between flanges: API 6D, ASME B 16.10
Flange connection: ANSI B16.5
Test standard: API 598, API 6D
Structure: three parts
Actuation: can operate with lever, reducer, pneumatic or electric actuator with handwheel for emergencies
Medium: the valve is suitable for several media including water, steam, oil, gas, petrol products, nitric acid, acetic acid, etc.
Working temperature: from -196ºC (cryogenics service), -46ºC or -50ºC (stainless steel constructions) and -29ºC (carbon steel constructions) up to 220℃

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