Valve/Drop-in Check Valves Prevent Return Flow During a Kick for Drilling Operation API 7-1
TIANHE OIL GROUP HUIFENG PETROLEUM EQUIPMENT CO., LTD.- After-sales Service：Yes
- Warranty：Yes
- Manufacturing Process：Forging
- Surface Treatment：Spray-Paint
- Operation Pressure：Atmospheric Pressure
- Material：Cast Steel
Base Info
- Model NO.：89~203mm for landing sub OD
- Application：S: Energy & Mining, Well Drilling,Metallurgy
- Transport Package：Wooden Case
- Specification：3 1,2 "~8" landing SUB OD
- Trademark：Tianhe
- Origin：China
- HS Code：8431431000
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