CN7M Gate Valve, 3 Inch, API 600, 150 LB, RF
CN7M is a nickel based alloy with the execution standard ASTM A351/351M-2018, specifically formulated for austenitic stainless steel casting. Its main chemical composition is very similar to UNS NO8020 alloy 20, and it is also approximately referred to as alloy 20 in China. It has good corrosion resistance and is suitable for media such as sulfuric acid, nitric acid, hydrochloric acid, hydrogen sulfide, organic acid, alkali solution, etc.
- Rising stem
- Integral valve seat/Seal-welded seats
- Bosses for taps and bypass
- Full guided, wedge
- Fugitive emissions tested
- NACE MR0175 (optional)
Design Standard: API 600
Pressure-temperature Ratings: ASME B16.34
Size Range: 2” to 48”
Pressure Range: Class 150 to 2500
End Connections: Flanged RF, RTJ, Butt Weld
Flanged End Dimensions: ASME B16.5 (≤24”), ASME B16.47 Series A or B (>24”)
Butt Weld End Dimensions: ASME B16.25 Face to Face
Face to Face Dimensions: ASME B16.10
Inspection and Testing: API 598
Body Materials: ASTM A351 CF8, ASTM A351 CF8M, ASTM A351 CF3M, ASTM A351 CF8C Set product image
CN3MN, CK3MCUN, CN7M, ASTM A890 4A(CD3MN), ASTM A890 5A(CE3MN),
ASTM A890 6A(CD3MWCuN)
ASTM B148 C95800, ASTM B148 C95500.
Packing materials:Ptfe,PPL, graphite, graphite with inconel wire
