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CN | EN

CNS Forged Steel Flange Valve

Technical Parameters

Product model: Z41H
Nominal diameter: DN15~50mm
Nominal pressure: Pn1.0 ~10.0MPa
Main material: A105, LF2, F5, F11, F22, F304,F316, F304L,F316L
Design and manufacture: GB12234GB1221GB9131
Structure length: JB/T74
Connecting flange: GB9112 ~ 9131
Pressure-temperature: HGJ67JB/T74 ~ 90
Test and inspection: HGJ44 ~ 76JB/T9092

Product Details

Overview

Z41H GB Forged Steel Flange Valve produced and sold by Baigang valve group has three kinds of bonnet design, the first is a bolt-type   valve bonnet, connected by concave and convex surface, stainless steel   with flexible graphite spiral wound gasket, ring can also be used on request connection, the second is the welding bonnet, Sealing by thread after welding, according to demand can also be directly used rigid welding, the third is self-sealing bonnet, threaded and self-sealing bonnet connection.


Main overall connection dimensions
 (PN6.4MPa)

DN (mm) L D D1 D2 bf z-φd H
15 170 105 75 55 18-2 4-φ14 185
20 190 125 90 68 20-2 4-φ18 200
25 210 135 100 78 22-2 4-φ18 225
32 230 150 110 82 24-2 4-φ23 380
40 240 165 125 95 24-3 4-φ23 300
50 250 175 135 105 26-3 4-φ23 360


(PN1.0MPa)

DN (mm) L D D1 D2 bf z-φd H
15 170 105 75 55 20-2 4-φ14 185
20 190 125 90 68 22-2 4-φ18 200
25 210 135 100 78 24-2 4-φ18 225
32 230 150 110 82 24-2 4-φ23 380
40 240 165 125 95 26-3 4-φ23 300
50 250 196 145 112 28-3 4-φ25 360

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