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Forged Steel Flanged End Check Valve

Nominal diameter: DN25 (1")

Pressure rating: ANSI Class 300 

Connection: RF flanged as per ASME B16.5

Body material: A182 F304

Trim: SS304+HF

Features: piston disc, forged stainless steel body, stainless steel trim. 

    Applicable Standards

    22

    Standard Material Specification

    NO.

    Part Name

    CS to ASTM

    AS to ASTM

    SS to ASTM

    Type A105

    Type F22

    Type F304(L)

    Type F316(L)

    1

    Body

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    2

    Bonnet

    A105

    A182 F22

    A182 F304(L)

    A182 F316(L)

    3

    Piston Disc

    A276 420

    A276 304

    A276 304(L)

    A276 316(L)

    4

    Nameplate

    SS

    5

    Gasket

    Corrugated SS+graphite

    SS+PTFE

    6

    Bolt

    A193 B7

    A193 B16

    A193 B8

    A193 B8M

    Suitable Medium

    W.O.G.etc

    W.O.G.etc

    HNO 3 ,CH 3 OOH etc

    Suitable Temperature

    -29 oC~425 oC

    -29 oC~550 oC

    -29 oC~180 oC

    Note: Other materials are available upon request.

    CS=Carbon Steel; AS=Alloy Steel; SS=Stainless Steel.

    150Lb~600Lb, Dimension (mm) and Weight (Kg)

    NPS

    1/2"

    3/4"

    1"

    11/4"

    11/2"

    2"

    L(RTJ)
    L1(BW)

    150Lb

    108

    117

    127

    140

    165

    203

    300Lb

    152

    178

    203

    216

    229

    267

    600Lb

    165

    190

    216

    229

    241

    292

    H

    150Lb ~ 300Lb

    61

    61

    79

    95

    103

    118

    600Lb

    61

    79

    95

    103

    118

    135

    weights

    150Lb

    RF

    2.56

    3.37

    4.37

    8.17

    8.94

    12.64

    BW

    1.70

    190

    2.10

    5.12 >

    5.50 >

    1.89 >

    300Lb

    RF

    2.73 >

    3.65 >

    4.74 >

    8.77 >

    9.60 >

    13.70 >

    BW

    1.90 >

    2.10 >

    3.00 >

    5.12 >

    6.60 >

    7.85 >

    600Lb

    RF

    3.00 >

    4.00 >

    5.83 >

    9.47 >

    10.10 >

    15.6 >

    BW

    2.00 >

    3.12 >

    4.25 >

    7.25 >

    8.56 >

    13.60 >

    900Lb~1500Lb, Dimension (mm) and Weight (Kg)

    NPS

    1/2"

    3/4"

    1"

    11/4"

    11/2"

    2"

    L(RTJ)

    216

    229

    254

    279

    305

    371

    L1(BW)

    216

    229

    254

    279

    305

    368

    H

    79

    79

    95

    104

    120

    139

    Weights

    RTJ

    8.5

    10.5

    15.7

    20.8

    27.2

    33.0

    BW

    6.4

    8.0

    13.2

    17.8

    24.2

    29.7

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