Wafer check valve is applicable for various pipelines with nominal pressure of PN1.0 Mpa-42.0Mpa,Class 150LB~2500LB and nominal diameter of DN15-1200mm, NPS 1/2-48 and working temperature of -196℃-540℃ to be used for protecting from medium backflowing. The different materials selection can apply to the medium involving water, steam, oils, nitric acid, acetid, strong oxidizing medium and urea etc.
Model NO.: H77
Size: 2" to 24"
Class: 150lb to 900lb
Connection Form: Wafer
Sealing Form: Gland Packings Globe Valve
Function: Ddcv Double Lobe, Nrvr Silence, Sfcv Rubber Lobe, Nrvz Silence, Nrvg Silence
Flow Direction: Unidirection
Application: Industrial Usage, Water Industrial Usage
Application Fields: Metallurgy, Light Industrial, Electric Power, Petroch
Delivery Detail: 20-45 Days According to The Specific Quantities
Specification: API598, API6d, ANSI, Bs, DIN, JIS
HS Code: 8481300000
Body: CS/SS - WCB, WCA, WCC, A351, A744, 304, 304L, 316, 316L
Disc: Stainless steel - A351, 420S, S42000, 304, 304L, 316, 316L
Stem and sealing surface: A351, A744, 304, 304L, 316, 316L
Design and manufacture: API 6D
Face-to-face: ANSI B16.10
Flange end: ANSI B16.5
Inspection and test: API 598
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