Hangzhou Zhejing Technology Co., Ltd
Hangzhou Zhejing Technology Co., Ltd. Dedicating in providing the best economy, quality performanace in the flow control industry
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Forged Steel Check Valve ( Swing&Piston) , Inch 1/2" ~ 2", Class 150~2500(PN16~PN420), Carbon steel, Stainless steel
Zaval supplies a complete range of forged swing and piston check valves designed according to the API 602 standard. Valves provide maximum service life and dependability. Forged check valves can be full port or reduced port as per requirements of customers. Valves are available in a complete range of body/bonnet materials and trims.
Design Benefits& Features:
1. Recessed Body-Bonnet Joint design captures the stainless steel spiral wound gasket ensuring body/bonnet sealing integrity.
2. Body guided disc to ensure perfect alignment of disc and seat even under large flow conditions and high velocity.
3. Piston type are standard, swing disc style available are available upon request.
Specifications
Design standard:API 602/ BS 5352
The length of the structure:length of structure of socket welding / thread end of forged steel gate valve is manufactured by factory standard
The length of structure of flange/ butt welding end of forged steel gate valve is manufactured by ASME B16.10/ GB/T 12221
Flange connecting end:ASME B16.5/GB/T 9113/HG/T 20592/ EN 1092.1
Butt welding connecting end:ASME B16.25/ GB/T 12224
Wall thickness:API 602/ASME B16.34/ GB/T 12224
Inspection and test:API 602/GB/T 13927