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  • 技術(shù)文章首頁(yè) > 技術(shù)文章 > 國標法蘭截止閥
    國標法蘭截止閥
    點(diǎn)擊次數:3530      更新時(shí)間:2015-08-12

                                   國標法蘭截止閥

                                 上海申弘閥門(mén)有限公司

    序號貨物名稱(chēng)數量
    1球閥|Q341Y4-900C2RF-900ASTM A216 WCB-DN803
    2截止閥|J41Y-150LBF321-DN1512
    3球閥|Q341Y4-150C1RF-150A105-DN2508
    4截止閥|J41Y-150LBF321-DN2012
    5截止閥|J41Y-150LBF321-DN2512
    6截止閥|J41Y-150LBCF8-DN5012
    7截止閥|J41Y4-150C2RF-150LBASTM A216 WCB-DN5020
    8球閥|Q341Y4-150C2RF150ASTM A216 WCB-DN2504
    9截止閥||J61Y-320 DN32|||20
    10截止閥|J61Y-320PN32鑄鋼-DN5020
    11截止閥||J61Y-200 DN50|||20
    12截止閥||J61Y-250-25|||20
    13不銹鋼截止閥||J41H-25P-40||4
    14截止閥|J61Y-32032Mpa鑄鋼-DN40-GB12224-200510
    15截止閥| DN20|J41H-16C|鑄鋼|10
    16截止閥||J61H-25C-50|||5
    17截止閥||J41H-40-80|||5
    18截止閥|DN50|J41H-25C|鑄鋼|5
    19截止閥|DN25|J41H-25C|鑄鋼|5
    20截止閥||J41H-16C-40|||20
    21蝶閥|DN300 L=83mm|D373H-10C||1
    22焊接截止閥|J23H-160C DN15||||10
    23截止閥|DN40|J41T-1.6|||10
    24截止閥|DN50|J41H-25C|鑄鋼|20
    25截止閥||J41H-25-32|||10
    26截止閥||DN65 J41H-16|||10
    27截止閥|J41H-40C40DN2520
    28球閥|Q41YRF硬密封-150WCB 304+STL-304+STL-DN5010
    29球閥|Q41Y4-900LB;900A105-DN2510
    30截止閥||J65Y-320-20|||10
    31球閥|Q41Y-RF600閥體A105 內件304+STL-304+STL-DN2010
    32球閥|Q47F-10WBC-DN1510
    33對夾蝶閥|D371X-150C2 200150WCB-DN2002
    34蝶閥|D341X-150LBC-DN3503
    35蝶閥|D341X-150LBC-DN2502
    36截止閥|J41H-150C1150WCB-DN1001
    37閘閥|Z41H-PN50DN20 WCB180
    38閘閥|Z40H-150C2RF150DN1001
    39閘閥|Z40R-150LBC-DN100 316L 耐酸堿1
    40閘閥|Z40R-150LBC-DN80 316L 耐酸堿1
    41閘閥|Z40R-150LBC-DN50 316L 耐酸堿2
    42止回閥|H76W-10WCB-DN3003
    43球閥|Q347Y4-900C2RF-900ASTM A216 WCB-DN3006
    44截止閥|J41R-150LBC-DN100-316L 耐酸堿1
    45截止閥|J41R-150LBC-DN65-316L 耐酸堿1
    46截止閥|J6F22I 600LB RF 閥體鉻鉬鋼,閥桿A182-316H STL/STL 3" ANSIB16.34/耐高溫500℃1
    47閘閥|Z41Y300LBWCB-DN150 GB122244
    48閘閥|Z41Y150LBWCB-DN150 GB122244
    49閘閥|Z41Y300LBWCB-DN100 GB122244
    50閘閥|Z41Y150LBWCB-DN100 GB122244
    51閘閥|Z41H- 150LB WCB 10"1
    52閘閥|Z41H-16CPN16DN802
    53截止閥|J6F22I 600LB RF 閥體鉻鉬鋼 閥桿A182-F316H STL/STL 4" ANSI B16.34/耐高溫500℃1
    54旋塞閥|X43FPN2.0WCB-DN20-GB122245
    55旋塞閥|X43F4PN5.0WCB-DN20-GB122245
    56旋塞閥|X43FPN2.0WCB-DN25-GB122245
    57旋塞閥|X43F4PN5.0WCB-DN25-GB122245
    58旋塞閥|X43FPN2.0WCB-DN40-GB122245
    59旋塞閥|X43FPN5.0WCB-DN40-GB122245
    60旋塞閥|X43FPN2.0WCB-DN50-GB122245
    61旋塞閥|X43FPN5.0WCB-DN50-GB122245
    62旋塞閥|X43FPN2.0WCB-DN80-GB122245
    63旋塞閥|X43FPN5.0WCB-DN80-GB122245
    64旋塞閥|X43FPN2.0WCB-DN100-GB122245
    65旋塞閥|X43FPN5.0WCB-DN100-GB122245
    66旋塞閥|X43FPN2.0WCB-DN150-GB122245
    67旋塞閥|X43FPN5.0WCB-DN150-GB122245
    68閘閥|RF 150LB Z40H-150LBC150LBDN80 材質(zhì)WCB10
    69閘閥|Z6F22C 600LB 3"10
    70閘閥|Z3F22P 300LB 4"10
    71閘閥|Z6F22C 600LB 4"10
    72閘閥|Z1F22C 150LB RF A105 3"10
    73閘閥|Z40Y150WCB-DN10010
    74閘閥|Z41Y150LBCF8C-DN15010
    75閘閥|Z41Y300LBWCB-DN150 GB1222410
    76閘閥|Z41H-150LBC150LBDN5010
    77閘閥|Z1S22C 150LB SW WCB 2" ASME B16.3410
    78閘閥|Z1S22C 150LB SW WCB 11/2" ASME B16.3410
    79閘閥|150LB Z41H-150LbCRF150DN2510
    80閘閥|Z3F22C 300LB WCB 3" ASME B16.3410
    81閘閥|Z1F22C 150LB RF A105 3"10
    82閘閥|Z6F22C 600LB RF A105 11/2"10
    83閘閥|RF 300LB Z40Y-300LBC300LBDN50 材質(zhì)WCB10
    84閘閥|Z40HRF300DN2510
    85高壓閘閥|Z6F22C RF 600LB 1"10
    86閘閥|Z3F22H 300LB 閥體A182 F11 CL2閥桿A182 F316H閥芯STL 1-1/2" API60210
    87閘閥|Z1B22C 150LB BW WCB 2" ASME B16.3410
    88閘閥|Z3F22H 300LB 閥體A217 WC6閥桿A182 F316H閥芯STL 8" API6002
    89閘閥|Z3F22H Bevel Gear BB,OS;Y 300LB 閥體A217 WC6閥桿A182 F316H閥芯STL 16" API6001
    90蝶閥|D371F-150LBQ-DN300-GB122384
    91球閥|Q347Y4RF-900A105-DN1008
    92球閥|Q341Y5-150LBRF-150ASTM A216 WCB-DN2504
    93球閥|Q341Y5RF-150閥體WCB、球體316+Ni62、密封圈316+Ni55  API598-DN2504
    94球閥|Q341Y5RF-150閥體WCB、球體316+Ni62、密封圈316+Ni55  API598-DN3004
    95球閥|Q347Y4-900C2RF-900ASTM A216 WCB-DN3001
    96球閥|Q347Y4-900C2RF-900ASTM A216 WCB-DN3501
    97球閥|Q347Y4-900LBRF-900A105-DN1504
    98球閥|Q347Y5-900LBRF-900A105-DN2002
    99球閥|Q347Y5-900LBRF-900A105-DN2502
    100球閥|Q341Y4-150LBRF-150ASTM A216 WCB-DN1508
    101球閥|Q347Y4-900C2RF900ASTM A216 WCB-DN1502
    102球閥|Q347Y4-900C2RF900ASTM A216 WCB-DN2501
    103球閥|Q347W2-900P2JRJ-900ASTM A351 CF8-DN2002
    104止回閥|H41Y2RF-300LBA105-DN1514
    105升降式止回閥|H61Y-1500C1 /BW-1500LBASTM A105-DN1536
    106止回閥|H41H150LBA105 G48-DN256
    107升降式止回閥|H41H-900C1JRJ-900LBASTM A105-DN256
    108止回閥|H44Y4RF-900LBASTM A216 WCB-DN505
    109止回閥|H44Y2RF-150LBASTM A216 WCB-DN801
    110

    111球閥|Q341Y4RF-150ASTM A216 WCB-DN15010
    112高壓截止閥|H44Y40DN1506
    113止回閥|H44Y2RF-150LBASTM A216 WCB-DN2001
    114止回閥|H44Y4RF-300LBASTM A216 WCB-DN1501
    115旋啟式止回閥|H44Y1RF-900LBA217 WC6-DN2501
    116旋啟式止回閥|H44HRF-150LBASTM A216 WCB-DN506
    117旋啟式止回閥|H44Y4-150C2 150LB RF ASTM A216 WCB 300"2
    118旋啟式止回閥|H44Y4RF-900LBASTM A216 WCB-DN806
    119旋啟式止回閥|H44W1-900P2JRJ-900LBCF8-DN2001
    120旋啟式止回閥|H44Y4-900C2 900LB RF ASTM A216 WCB 150"6
    121旋啟式止回閥|H44HRF-300LBASTM A216 WCB-DN2001
    122球閥|Q41Y4-150C2 25 RF150ASTM A216 WCB-DN256
    123旋啟式止回閥|H44Y4RF-900LBASTM A216 WCB-DN3001
    124旋啟式止回閥|H44Y4-900C2RF-900LBASTM A216 WCB-DN3501
    125旋啟式止回閥|H44Y4-900C2RF-900LBASTM A216 WCB-DN4001
    126角式截止閥|J44YRF-150LBA105-DN258
    127閘閥|Z41H-150C2RF-150LBASTM A216 WCB-DN1502
    128閘閥|Z41Y2-150C2RF150DN3002
    129閘閥|Z40Y2-150C2RF-150LBASTM A216 WCB-DN2004
    130截止閥|J41WRF-150LBCF8-DN156
    131法蘭截止閥|J41W-150Lb P1150LBDN506
    132截止閥|J41H-16C-DN1008
    133球閥|Q41Y4-900C2 25 RF900ASTM A216 WCB-DN258
    134截止閥|J41W-300P2300ASTM A351 CF8-DN803
    135高壓截止閥|J41Y-150LBWCB/STL-DN1505
    136截止閥|J41YRF-150LBWCB-DN1005
    137截止閥|J41Y-150LB150A105N-DN256
    138截止閥|J41HRF-150LBA105-DN506
    139高壓截止閥|J41W1-900P2JRJ-900LBASME A351 CF8-DN504
    140截止閥|J41W1-900P1J900F304-DN254
    141截止閥|J61Y-1500C21500A105N-DN1530
    142球閥|Q347Y4RF-900A105-DN506
    143截止閥|J41WRF-150LBCF8-DN156
    144球閥|Q341Y4-900C2RF-900ASTM A216 WCB-DN508
    145球閥|Q341Y4-900LB900A105-DN806
    146球閥|Q341Y4-900C2RF-900ASTM A216 WCB-DN805
    147高壓止回閥|H76H-150LBP316-DN350-JB/T89371
    148高壓止回閥|H76H-150LBP316-DN200-JB/T89371
    149不銹鋼截止閥|J41H-16P1.6Mpa304-DN405
    150不銹鋼截止閥|J41W-16P1.6Mpa304-DN505
    151不銹鋼截止閥|J41W-16P1.6Mpa304-DN155
    152閘閥|Z41Y-600LB12Cr1MoV-DN50 ≤425℃5
    153閘閥|Z41Y-600LB12Cr1MoV-DN25 ≤425℃5
    154閘閥|Z41Y-300LB12Cr1MoV-DN25 ≤425℃5
    155高壓閘閥|Z41Y-600LB12Cr1MoV-DN15 ≤425℃5
    156閘閥|Z41Y-300LB12Cr1MoV-DN15 ≤425℃5
    157承插焊閘閥|ZPN630Cr18Ni9-DN15 φ2270
    158承插焊閘閥|Z61H800LBA105-DN252
    159銅閘閥|Z15W-10T Φ25|||50
    160銅閘閥|Z15W-10T Φ20|||50
    161截止閥||J65Y-320-20|||6
    162截止閥||J61Y-320-20|||8
    163高壓復合閥|FQJ961Y-320DN506
    164截止閥||J61Y-320 DN20|||6
    165截止閥||J41H-100-25|||10
    166截止閥||J41H-16C  DN25||12
    167截止閥||J41H-16C  DN20||12
    168截止閥||J41H-16C  DN25||6
    169截止閥||J41H-16C-32|||12
    170閘閥|Z41H-16C.Φ150|法蘭||5
    171截止閥||J61Y-320-10|||10
    172截止閥||J61Y-320-50|||10
    173高壓截止閥|J61Y20MPaDN50-溫度;5403
    174法蘭截止閥|J41W-150LBP1150LBDN508
    175截止閥|J41Y4-150C2RF-150LBASTM A216 WCB-DN5010
    176截止閥|J6F22I 600LB RF 閥體鉻鉬鋼 閥桿A182-F316H STL/STL 4" ANSI B16.34/耐高溫500℃10
    177截止閥|J6F22I 600LB RF 閥體鉻鉬鋼,閥桿A182-316H STL/STL 3" ANSIB16.34/耐高溫500℃10
    178截止閥|J61H-4025DN2510
    179內螺紋截止閥|J11H-16PN1.6DN2010
    180內螺紋截止閥|J11H-16PN1.6DN1510
    181截止閥|J41H-100DN3210
    182不銹鋼截止閥|J41W-10P-DN15010
    183止回閥|H44Y-10DPN1.O不銹鋼304-DN802
    184截止閥||J61Y-320 DN32|||20
    185截止閥||J61Y-320-25|||10
    186截止閥||J41H-25-40|||10
    187截止閥|J41H-40-20|||10
    188截止閥||J41H-40-25|||10
    189截止閥||J41H-40-32|||10
    190球閥||Q11F-16-50|||10
    191止回閥|DN65|H41T-1.6|||2
    192截止閥||J41H-16C-65|||4
    193截止閥||J41H-40-15|||10
    194截止閥||J41H-25-32|||10
    195截止閥||J61Y-320 DN10|||20
    196截止閥|J41H-25 DN50||||10
    197蝶閥|D371X5-10/16ZB13對夾1X-|1.6MPa|C-DN3001
    198對夾式蝶閥|DN250|D371X5-16 ZB1||2
    199高壓截止閥|J61Y20MPaDN50-溫度;54020
    200截止閥|J41H-25C DN25||||50
    201高壓截止閥|J41H-25PN2.5MpaDN202
    202閘閥||Z41H-40-300|||2
    203截止閥||J61Y-200 DN50|||20
    204銅閘閥|Z15W-10T Φ20|||20
    205隔膜閥||G41J-10-80|||1
    206閘閥|Z41H-16P-DN2002
    207截止閥||J41H-25-20|||20
    208法蘭截止閥|DN40|J41H-16C||10
    209截止閥||DJ41H-25-200|||4
    210截止閥||J41H-25-150|||8
    211截止閥||J65Y-320-20|||10
    212截止閥| DN20|J41H-16C|鑄鋼|10
    213截止閥||J41H-25-80|||3
    214截止閥||J61Y-320-20|||10
    215截止閥||J65Y-320-32|||10
    216不銹鋼球閥|3/8寸||316L|20
    217球閥|Q61F-10S|RF|10|UPVC-DN2510
    218閘閥|Z41H-150LB-DN20 不銹鋼-耐酸堿5
    219閘閥|Z41H-150lbC150LBWCB/13Cr-DN3008
    220蝶閥|D341X-150LBC-DN4501
    221截止閥|J41R-150LBC-DN652
    222截止閥|J41H-150LBP-316L-DN801
    223止回閥|H42R-150LbC-3-DN65-碳鋼1
    224止回閥|H44R-150LbC-3-DN100-碳鋼1
    225止回閥|H44HPN1.6DN1003
    226對夾蝶閥|D71X-16C1.6MPaDN3002
    227對夾蝶閥|D371X-150C2 500150WCB-DN5001
    228對夾蝶閥|D371X-150C2 600150WCB-DN6001
    229閥門(mén)傳動(dòng)裝置|QDX3-9\鑄鐵|12000Nm/12
    230球閥||Q11F-16-25|||10
    231球閥||Q11F-16-20|||10
    232球閥||Q11F-16-15|||10
    233閘閥|RF 300LB Z40Y-300LBC300LBDN50 材質(zhì)WCB30
    234閘閥|Z41YRF150LBWCB-DN2501
    235止回閥|H41H150LBA105 J48-DN405
    236高壓閘閥|Z6F88P 600LB RF 閥體304 304 4" API6002
    237截止閥|J6F22I 600LB RF 閥體鉻鉬鋼 閥桿A182-F316H STL/STL 4" ANSI B16.34/耐高溫500℃2
    238截止閥|J6F22I 600LB RF 閥體鉻鉬鋼,閥桿A182-316H STL/STL 3" ANSIB16.34/耐高溫500℃2
    239閘閥|Z41Y300LBWCB-DN150 GB122242
    240閘閥|Z41YRF300LBDN200 GB122242
    241閘閥|Z41YRF150LBDN250 GB122242
    242閘閥|Z41YRF150LBDN400 GB122242
    243焊接閘閥|Z62Y-300LB300ASTM A216 WCB-DN5020
    244止回閥|H64W-800LB800LBA105-DN20-GB1223650
    245高壓止回閥|H61Y-800/DN20-閥體A10550
    246止回閥|H61HSW800LB304-DN20-GB1223550
    247閘閥|Z1F22C 150LB RF A105 3"30
    248閘閥|Z3U55L 800LB SW 316L SS body w trim 12 PER API602 柔性石墨填料 3/4"2
    249閘閥|Z3F55R 300LB RF 316 SS body 316SS trim F.P. 1-1/2"4
    250閘閥|Z3F55R 800LB SW 316 SS body 316SS trim F.P. 1"2
    251閘閥|Z3F55R 300LB RF 316 SS body 316SS trim F.P. 1"2
    252閘閥|Z3F55L 300LB RF 316L SS body 316SS trim F.P. 3/4"2
    253閘閥|Z3U55R 800LB SW/SCRD 316L SS body trim 12 PER API602 柔性石墨填料 3/4"4
    254旋啟式止回閥|H3S55L 800LB SW 316L SS body 316SS trim 1"2
    255旋啟式止回閥|H3S55L 800LB SW 316L SS body 316SS trim 3/4"2
    256閘閥|Z3F22C 300LB WCB 3" ASME B16.3430
    257止回閥||H44H-16C-250|||5
    258截止閥||J41H-25-125|||2
    259止回閥||H44H-25-150|||10
    260蝶閥|D373H-16373H-PN1.6C-DN3004
    261蝶閥|D371J/R-10CPN1.0DN1255
    262蝶閥|D371J/R-10CPN1.0DN1505
    263閘閥||Z41H-16C-200|||2
    264閘閥||Z41H-16C-50|||2
    265截止閥||J41H-16C-50|||10
    266截止閥|J41H-25C-65|||10
    267截止閥||J41H-25-100|||10
    268截止閥||J41H-16C-300|||5
    269截止閥||J41H-25-200|||2
    270截止閥|J41W-16P-100|||2
    271球閥|Q41F-150LbC-1RF150WCB-DN15010
    272止回閥|H44Y-10P1.0不銹鋼-DN805
    273蝶閥|D371F-10C1.0DN5005
    274球閥|Q41F-25P2.5DN255
    275截止閥|J41H-16C1.6WCB-DN505
    276截止閥|J41H-16C1.6WCB-DN1255
    277閘閥||Z41H-16C-150|||2
    278手動(dòng)截止閥|J41H-16C1.6MpaDN654
    279截止閥|J41H-16C16DN205
    280截止閥|J61H-100P10RL-DN10-HF酸5
    281截止閥| DN25|J41H-16C|鑄鋼|10
    282法蘭截止閥|J41H-16C DN20|||10
    283法蘭截止閥|J41H-16C DN80|||10
    284截止閥|J41H-16C-DN12510
    285球閥|Q41F-40C4.0DN655
    286球閥|Q41F-10P1.0不銹鋼-DN205
    287球閥|Q41F-25P2.5不銹鋼-DN205
    288球閥|Q41F-16P1.6不銹鋼-DN255
    289截止閥|J41H-25C2.5DN205
    290蝶閥|D343H-101.0WCB-DN1505
    291截止閥|J41H-16C1.6不銹鋼-DN255
    292球閥|Q41F-10P1.0不銹鋼-DN805
    293球閥|Q41W1-300LBRF-300CF8-DN406
    294止回閥|H44Y4RF-900LBASTM A216 WCB-DN502
    295止回閥|H44W1-900P2J900LBASTM A351 CF8-DN1002
    296旋啟式止回閥|H44W1-900P2JRJ-900LBCF8-DN2002
    297旋啟式止回閥|H44W1-900R2J 80 RJ900LBASTM A351 CF8M-DN802
    298旋啟式止回閥|H44Y4-900C2RF-900LBASTM A216 WCB-DN3501
    299止回閥|H44W-150LB150LBF321-DN5010
    300閘閥|Z2H1B03-P3G3-L2BN150LBCF8-DN5020
    301閘閥|Z40W-300P2RF-300LBCF8-DN504
    302閘閥|Z40W1-900P2JRJ-900LBASTM A351 CF8-DN1007
    303球閥|Q341Y4-900LB900A105-DN505
    304高壓截止閥|J41W1-900P2JRJ-900LBASME A351 CF8-DN507
    305截止閥|J61Y-1500C1BW-1500LBA105-DN2542
    306截止閥|J41H-16C16DN1008
    307截止閥|J41WRF-150LBCF8-DN158
    308法蘭截止閥|J41W-150LBP1150LBDN508
    309截止閥|J61Y-1500C21500A105N-DN1540
    310截止閥|J41W1-900P2J900LBASTM A351 CF8-DN1002
    311球閥|Q341Y4-900LB900A105-DN1006
    312球閥|Q341Y4-900C2RF-900ASTM A216 WCB-DN806
    313球閥|Q347Y4-900LBRF-900A105-DN1505
    314球閥|Q341Y4 150LB150A105-DN25010
    315球閥|Q341Y4-150LB150A105-DN30010
    316旋啟式止回閥|H44Y4-150LBRF-150LBA105N-DN1510
    317升降式止回閥|H61Y-1500C1BW1500LBASTM A105-DN1510
    318閘閥|Z41R-150LBC-DN65 316L 耐酸堿1
    319閘閥|Z40H150P-DN50 CF81
    320閘閥|Z41H150P-DN80 CF81
    321截止閥|RF 150LB J41H-150LBP150LBDN50-材質(zhì) cf81
    322截止閥|J41H-150LB150LBCF8-DN501
    323截止閥|J41R-150LBC-DN100-316L 耐酸堿1
    324截止閥|J11X-1.0 DN40||||10
    325球閥|Q41F-10RL-DN32-316L10
    326球閥|Q41F-10RL-DN50-316L10
    327球閥||Q41F-16C  DN50||5
    328高壓球閥|Q41F-1640DN4020
    329球閥|Q41F-10S|RF|10|UPVC-DN1004
    330球閥||DN150 PN10|PVC||5
    331止回閥|H44H-150C-DN652

    國標法蘭截止閥的啟閉件是圓柱形的閥瓣,密封面呈平面或錐面,閥瓣沿流體的中心線(xiàn)作直線(xiàn)運動(dòng)。國標截止閥只適用于全開(kāi)和全關(guān),一般不用來(lái)調節流量,定做時(shí)允許作調節和節流。公稱(chēng)壓力1.6MPa-16.0MPa,工作溫度-29~550℃的石油、化工、制藥、化肥、電力行業(yè)等各種工況的管路上,切斷或接通管路介質(zhì)。上海申弘閥門(mén)有限公司主營(yíng)閥門(mén)有:截止閥,電動(dòng)截止閥,氣動(dòng)截止閥,電動(dòng)蝶閥,氣動(dòng)蝶閥,電動(dòng)球閥,氣動(dòng)球閥,電動(dòng)閘閥,氣動(dòng)閘閥,電動(dòng)調節閥,氣動(dòng)調節閥,減壓閥。水力控制閥、真空閥門(mén)、襯膠閥門(mén)、襯氟閥門(mén)。驅動(dòng)方式有手動(dòng)、齒輪傳動(dòng)、電動(dòng)、氣動(dòng)等。法蘭連接的操作步驟與方法可以說(shuō)是眾說(shuō)紛紜,沒(méi)有什么統一標準,主要還是因為在各個(gè)共板法蘭機廠(chǎng)家生產(chǎn)的法蘭型號標準不統一,本文將介紹標準配置下的法蘭連接的操作步驟和方法。

    國標法蘭截止閥管端和法蘭連接

    ??a.管子端頭的切割加工一般用鋸切或氧乙炔焰切割。管切口用彎尺檢查。管口端面應與管子軸線(xiàn)垂直,偏斜不得大于1.5mm,如圖1所示。

    管子端頭檢查 圖1

    管子端頭檢查 圖1

    ??b.當管端加工完,檢查合格后可組裝法蘭。組對時(shí)可用的法蘭彎尺檢查法蘭端面和管子軸線(xiàn)的垂直度,如圖2所示,將法蘭尺一端緊靠管皮,另一端靠緊法蘭面,然后在圓周上分三點(diǎn)將法蘭和管端點(diǎn)焊住。再用塞尺以?xún)蓚€(gè)90℃的方向來(lái)測量法蘭尺和法蘭端面的間隙。其偏差不得超過(guò)法蘭外徑的0.15%,且不大于2mm。同時(shí)應檢查管口捅人法蘭內應距法蘭密封面的距離,應不小于管壁厚的1.3一1.5倍。若發(fā)現偏差超出允許值應消除偏斜后再點(diǎn)焊。若檢查各項偏差均合乎要求,則可進(jìn)行管子和法蘭的焊接,焊接工藝必須符合技術(shù)要求。

    用法蘭端尺檢查 圖2

    用法蘭端尺檢查 圖2

    ??②法蘭與法蘭的連接
    ??a.操作步驟(以焊接法蘭為例)。檢查法蘭是否符合設計要求→管端加工預制→管端和法蘭組焊→墊片檢驗→墊片上涂密封涂料→法蘭緊固件的選配、檢驗,安裝前螺紋涂料處理→法蘭安裝組對、加墊初緊→管路平直度、錯邊址、法蘭平行度檢查→終緊。

    ??b.操作方法。在法蘭連接時(shí),先初步找平找正,加墊初緊,然后再次檢驗平直度,必須保持墊片中心和管子軸線(xiàn)重合。確認無(wú)誤后,用與螺栓相應尺寸的扳手,按對稱(chēng)的順序,分2-3遍逐個(gè)擰緊,如圖3所示。

    擰緊螺栓次序 圖3

    擰緊螺栓次序 圖3

    產(chǎn)品特點(diǎn)

    1、結構簡(jiǎn)單,制造和維修比較方便

    2、工作行程小,啟閉時(shí)間短

    3、密封性好,密封面間磨擦力小,壽命較長(cháng)

    執行標準

    設計規范:GB/T 12235

    結構長(cháng)度:GB/T 12221

    法蘭連接:JB/T 79

    試驗與檢驗:JB/T 9002

    產(chǎn)品標識:GB/T 12220

    供貨規范:JB/T 7928

    性能參數


    型號

    J41H-16C~160C

    J41Y-16C~160C

    J41W-16P~160P

    工作壓力(MPa)

    1.6~16.0

    適用溫度(℃)

    ≤425

    ≤150

    適用介質(zhì)

    水、蒸汽、油品

    弱腐蝕性介質(zhì)

    材料

    閥體、閥蓋

    碳素鋼

    鉻鎳鈦不銹鋼

    閥桿

    鉻不銹鋼

    鉻鎳鈦不銹鋼

    密封面

    堆焊鐵基合金

    堆焊硬基合金

    本體材料

    填料

    石棉石墨、柔性石墨、聚四氟乙烯


    壓力試驗MPa


    公稱(chēng)壓力

    1.6

    2.5

    4.0

    6.4

    10.0

    16.0

    強度試驗

    2.4

    3.8

    6.0

    9.6

    15.0

    24.0

    水密封試驗

    1.8

    2.8

    4.4

    7.4

    11.0

    18.0

    上密封試驗

    1.8

    2.8

    4.4

    7.04

    11.0

    18.0

    氣密封試驗

    0.4-0.7


    主要零件材料及性能


    體蓋扳

    閥桿

    密封面

    墊片(環(huán))

    填料

    工作溫度℃

    適用介質(zhì)

    WCB

    2Cr13

    13Cr
    STL
    本體材料
    尼龍

    增強柔性石墨
    1Crl3/柔性石墨
    08軟鋼
    0Cr18Ni9Ti
    OCr18Ni12Mo2Ti

    柔性石墨
    增強柔性石墨
    SFB-260
    SFP-260

    ≤425


    水、蒸汽、油品

    WC1

    38CrMoAI
    25Cr2MoV

    ≤450

    WC6

    ≤540

    WC9

    ≤570

    ZGCr5Mo

    ≤540

    ZG1Cr18Ni9Ti

    1Cr18Ni9Ti

    ≤200

    硝酸類(lèi)

    ZGCr18Ni12Mo2Ti

    1C18Ni12Mo2Ti

    ≤200

    醋酸類(lèi)


    PN l.6MPa規格主要尺寸


    1.6MPa

    DN

    L

    D

    D1

    D2

    b

    n-Φd

    H

    D0

    凸面法蘭
    RF
    J41H
    J41Y
    J41W
    J41F
    J41N

    16C
    16P
    16R
    16I

    10

    130

    90

    60

    40

    14

    4-Φ14

    198

    120

    15

    130

    95

    65

    45

    14

    4-Φ14

    218

    120

    20

    150

    105

    75

    55

    14

    4-Φ14

    258

    140

    25

    160

    115

    85

    65

    14

    4-Φ14

    275

    140

    32

    180

    135

    100

    78

    16

    4-Φ18

    280

    160

    40

    200

    145

    110

    85

    16

    4-Φ18

    330

    180

    50

    230

    160

    125

    100

    16

    4-Φ18

    350

    200

    65

    290

    180

    145

    120

    18

    4-Φ18

    370

    280

    80

    310

    195

    160

    135

    20

    8-Φ18

    400

    280

    100

    350

    215

    180

    155

    20

    8-Φ18

    415

    320

    125

    400

    245

    210

    185

    22

    8-Φ18

    460

    360

    150

    480

    280

    240

    210

    24

    8-Φ23

    510

    450

    200

    600

    335

    295

    265

    26

    12-Φ23

    710

    500

    250

    650

    405

    335

    320

    30

    12-Φ25

    786

    550

    300

    750

    460

    410

    375

    30

    12-Φ25

    925

    600


    2.5MPa規格主要尺寸


    2.5MPa

    DN

    L

    D

    D1

    D2

    b

    n-Φd

    H

    D0


    10

    130

    90

    60

    40

    16

    4-Φ14

    198

    120

    15

    130

    95

    65

    45

    16

    4-Φ14

    218

    120

    20

    150

    105

    75

    55

    16

    4-Φ14

    258

    140

    25

    160

    115

    85

    65

    16

    4-Φ14

    275

    140

    32

    180

    135

    100

    78

    18

    4-Φ18

    280

    160

    40

    200

    145

    110

    85

    18

    4-Φ18

    330

    180

    50

    230

    160

    125

    100

    20

    4-Φ18

    350

    200

    65

    290

    180

    145

    125

    22

    8-Φ18

    400

    280

    80

    310

    195

    160

    135

    22

    8-Φ18

    355

    280

    100

    350

    230

    190

    160

    24

    8-Φ23

    415

    320

    125

    400

    270

    220

    188

    28

    8-Φ25

    460

    360

    150

    480

    300

    250

    218

    30

    8-Φ25

    510

    450

    200

    600

    360

    310

    278

    34

    12-Φ25

    710

    500

    250

    622

    425

    370

    332

    36

    12-Φ30

    786

    550

    300

    698

    485

    430

    390

    40

    16-Φ30

    925

    600


    4.0MPa規格主要尺寸


    4.0MPa

    DN

    L

    D

    D1

    D2

    D6

    b

    n-Φd

    H

    D0

    凹凸法蘭
    MFM
    J41H
    J41Y
    J41W
    J41N

    40
    40P
    40R
    40I

    10

    130

    90

    60

    41

    35

    14

    4-Φ14

    198

    120

    15

    130

    95

    65

    45

    40

    16

    4-Φ14

    233

    120

    20

    150

    105

    75

    55

    51

    16

    4-Φ14

    295

    140

    25

    160

    115

    85

    65

    58

    16

    4-Φ14

    285

    160

    32

    180

    135

    100

    78

    66

    18

    4-Φ18

    302

    160

    40

    200

    145

    110

    85

    76

    18

    4-Φ18

    355

    200

    50

    230

    160

    125

    100

    88

    20

    4-Φ18

    373

    200

    65

    290

    180

    145

    120

    110

    22

    8-Φ18

    408

    280

    80

    310

    195

    160

    135

    121

    22

    8-Φ18

    436

    280

    100

    350

    230

    190

    160

    150

    24

    8-Φ23

    480

    320

    125

    4001

    270

    220

    188

    176

    28

    8-Φ25

    588

    360

    150

    480

    300

    250

    218

    204

    30

    8-Φ25

    611

    400

    200

    600

    375

    320

    282

    260

    38

    12-Φ30

    720

    400


    6.4MPa規格主要尺寸


    6.4MPa

    15

    170

    105

    75

    55

    40

    18

    4-14Φ

    195

    400

    凹凸法蘭
    MFM
    J41H
    J41Y
    J41W
    J41N

    64
    64P
    64R
    64I

    20

    190

    125

    90

    68

    51

    20

    4-Φ18

    228

    160

    25

    210

    135

    100

    78

    58

    22

    4-Φ18

    275

    180

    32

    230

    150

    110

    82

    66

    24

    4-Φ23

    325

    200

    40

    260

    165

    125

    95

    76

    24

    4-Φ23

    360

    240

    50

    300

    175

    135

    105

    88

    26

    4-Φ23

    410

    280

    65

    340

    200

    160

    130

    110

    28

    8-Φ23

    450

    320

    80

    380

    210

    170

    140

    121

    30

    8-Φ23

    485

    360

    100

    430

    250

    200

    168

    150

    32

    8-Φ25

    537

    400

    125

    500

    295

    240

    202

    176

    36

    8-Φ30

    631

    400

    150

    550

    340

    280

    240

    204

    38

    8-Φ34

    646

    450

    200

    650

    405

    345

    300

    260

    44

    12-Φ34

    813

    500


    與本文相關(guān)的論文有:礦山電動(dòng)插板閥

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