China High quality API 602 Forged Steel Check Valve Quotes, Factory, Purchasing, Manufacturers
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API 602 Forged Steel Check Valve

Brand : HFT

Product origin : Wenzhou

Delivery time : 2-5weeks 20000set/month

Supply capacity : 10000set

Features of Forged Steel Check Valves

• Ball, piston or swing type disc

• T-Pattern or Y-Pattern

• Bolted bonnet; welded bonnet; or pressure seal bonnet

• Separated seat ring design for swing check valves

• Integral Body Seat for Piston and Ball Check valves 

Forged Steel Check Valves Standard

• Design - API 602/ASME B16.34 

• Face to face dimension - ASME B 16.10 

• Socket welding end - ASME B 16.11

• Threaded end - ASME B B 1.20.1

• Butt welding end - ASME B 16.25

• Flange end - ASME B 16.5

• Inspection - API 598 

Range of Forged Steel Check Valves

• Body Material - Carbon Steel/Stainless Steel/Alloy Steel

(Forged Steel, such as A105N, LF2, F304, F316, F11, F51, F91, F347 etc.)

• Trim Material - API 600 Trim number 1 to 17

• End Connection - Flange/SW/Thread/BW

• Pressrue Rating - Class 150, 300, 600, 800, 900, 1500, 2500 

• Size - 1/2"-2"


Pressure and Temp Rating













Temperatuur [°C]

-31°C

 tot

 38°C

93°C149°C204°C260°C316°C343°C371°C399°C427°C454°C482°C510°C538°C
Druk [bar]136124,8120,4116,4110,9104,4101,197,493,275,758,642,325,215,6
Class 800 ASTM A 105 is not recommended for prolonged use over 426°C



image.png

NoNameStandardHigh TempStainless SteelLow Temp
1BodyASTM A105NASTM A182 F11/F22ASTM A182 F304/316ASTM A350-LF2
2BonnetASTM A105NASTM A182 F11/F22ASTM A182 F304/316ASTM A350-LF2
3DiscASTM A182 F6aASTM A182 F6aASTM A182 F304/316ASTM A182 F304/316
4GasketSS Spiral Wound GraphiteSS Spiral Wound GraphiteSS Spiral Wound GraphiteSS Spiral Wound Graphite
5StudASTM A193-B7ASTM A193-B16ASTM A193-B8ASTM A193-L7M
6Name PlateSSSSSSSS
7SpringASTM A276-316ASTM A276-316ASTM A276-316ASTM A276-316

image.png

DNLHWeight
["][mm][kg]
½83511
¾89571.5
1114572.3
1 ½159734.5
2184918.3


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