タイトルまたは説明

Check valve is designed and produced entirely according to there quirements of API Space 6A Equipment Specifications for Wellhead and Christmas Tree, able to be used interchangeably with corollary equipment at home and abroad that is in line with
API Space 6A Standard. The core adopt sulfide-resistance steel and able to be used in H2S condition, valve body made by alloy steel forging with good performance. Two types of Check valves are offered by JIELIN: Swing type and Lift type.

Features:
Working Pressure: ***0~****0psi
Inside Nominal Dimension: 1 *3门6”～ 7 1/*6”
Working Temperature: P-U
Product Specification Levels: PSL 1~ 4
Performance Requirement: PR1
Material Class: AA~ FF
Working Medium: oil, natural gas.etc.