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Valves for high pressure hydrogenation system
by admin on 22-05-19
Products design features Hydrogenation technology for petroleum is an important process in petroleum products, modified and heavy oil processing. It not only can improve th...
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Operation and Maintenance Manual–Gate Valves
by admin on 22-05-19
1. General This type of valve is designed to be an open-and-shut installation to keep the proper operation used in industrial pipeline system. 2. Product Description 2.1 Technical requirement 2.1.1 Design and Manufacture Standard:API 600、API 602 2.1.2 Connection Dimens...
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Operation and Maintenance Manual–Check Valves
by admin on 22-05-19
1. Scope The DN ranges includes DN15mm~600mm(1/2”~24”) and PN ranges from PN1.6MPa~20MPa(ANSI CLASS150~1500) threaded, flanged, BW and SW swing and lifting check valve. 2.Usage: 2.1 This valve is to prevent medium flows backwards in pipe system. 2.2 Valve material is sel...
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Operation and Maintenance Manual–Cast Steel Gate Valves
by admin on 22-05-19
1. General Valves of this series are used to close or open pipelines in pipeline system so as to maintain normal operation of the system. 2. Product Description 2.1Technique requirement 2.1.1 Design and manufacture: API600、API603、ASME B16.34、BS1414 2.1.2 Connection en...
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Operation and Maintenance Manual–API 6D SLAB GATE VALVE
by admin on 22-05-19
1. Gate valve maintenance 1.1 The main technical parameters: DN: NPS1”~ NPS28” PN: CL150~CL2500 Material of main parts: ASTM A216 WCB Stem—ASTM A276 410; Seat—ASTM A276 410; Sealing face—VTION 1.2 Applicable Codes and Standards: API 6A、API 6D 1.3 The structural of valve...
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Metal material comparison table
by admin on 22-05-19
Type No. China Japan International standard America England Germany GB1220 GB1221 GB12228 GB12229 GB12230 JIS ISO683/13 ISO683/16 ANSI ASTM BS970 BS1449 DIN17440 DIN17224 Cast carbon steel alloy steel 1 WCA G5151 SCPH1 A216 WCA 161Cr-430F GS-C25 2 ZG230-450W...
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Installation, Operation and Maintenance Manual–Triple Electric Butterfly Valves
by admin on 22-05-19
1. Scope The specification includes Normal Diameter NPS 10~NPS48, Normal Pressure Class (150LB~300LB) flanged triple eccentric metal seal butterfly valves. 2. Product Description 2.1 Technical requirements 2.1.1 Design and Manufacture standard:API 609 2.1.2 End to end ...
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Installation, Operation and Maintenance Manual–ASME Ball Valve
by admin on 22-05-19
1. Scope This manual includes electric operated, pneumatic operated, hydraulic operated and oil-gas operated flanged connection three-piece forged trunnion ball valves and fully welded ball valves with nominal size NPS 8~36 & Class 300~2500. 2. Product Description 2....
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