Marine Cast Steel Flanged Anlge Check Valve GB/T586-1999 Type B/BS

  • Category:GB Marine Check Valve
  • Material:Cast Steel
  • Standards:GB/T586-1999, CBM1050-81, CBM1053-81
  • Certificate:CCS, BV, ABS, GL, LR, DNV, NK,RINA, KR,IRS
  • Fob Price:Get Latest Price Now
  • Place of Origin:China
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Details

China Marine Cast Steel Flanged Anlge Check Valve GB/T586-1999 Type B/BS:

Marine Cast Steel Flanged Angle Check Valve GB/T586-93 Type B/BS is the angle lift check valve used on the angle marine pipe system to prevent the backflow of medium.

Technical Specification:

Design and Manufacturing Standard: GB/T586-1999, CBM1050-81, CBM1053-81

Test Standard: GB600

Flange size as per GB569, GB2501

Hydraulic Test Pressure: 1.5 times of nominal pressure for body. 1.1 times of nominal pressure for seat.

Nominal Pressure(Mpa) Nominal Diameter(mm) Applicalbel Medium
1.0 65~125 fresh water, lubrication oil, fuel oil, steam not over 300℃
1.6 20~125
2.5 20~100

Main Material:

Body-Cast Steel

Bonnet-Cast Steel

Disc Seal Ring-Welded Stainless Steel

Body Sea Ring-Welded Stainless Steel

Main Size List(mm):

Type A/B (Flange Size as per GB569):

PN (MPa) DN(mm) Structure Dimension Thickness δ Flange Bolt Lift Range
m
Weight(kg)
L H≈ H1
A B A B B D D1 D2 d0 b n Th. A B
1.0 65 290 1 15 124 91 115 6 155 123 104 15 14 6 M14 18 12.5 10.6
80 310 125 151 110 125 7 170 138 118 15 14 8 M14 24 15.6 14.4
100 350 150 165 116 135 8 190 158 138 15 14 8 M14 35 24.5 19.9
125 400 175 184 124 155 8 215 183 164 15 14 10 M14 44 31.9 27.5
1.6 20 150 75 84 70 75 6 95 68 48 13 11 4 M12 7 3.3 3.2
25 160 80 84 70 80 6 105 73 56 13 12 4 M12 7 3.9 3.8
32 180 85 90 70 85 6 115 83 64 15 13 6 M14 9 5.8 5 1
40 200 90 99 75 90 7 125 93 74 15 13 6 M14 11 7.1 6.3
50 230 95 110 81 95 7 135 103 84 15 13 6 M14 14 8.8 8.5
65 290 1 15 128 94 115 7 170 132 110 17 15 8 M16 18 13.5 11.5
80 310 125 156 115 125 7 185 147 126 17 16 8 M16 24 18.0 16.9
100 350 150 158 119 135 8 205 167 146 17 15 10 M16 35 26.3 22.7

Type AS, BS (Flange Size as per GB2501):

PN (MPa) DN(mm) Structure Dimension Thickness δ Flange Flange Lift Range
m
Weight(kg)
L H≈ H1
AS BS AS BS BS D D1 D2 d0 b n Th. AS BS
1.6 100 350 175 158 119 175 8 220 180 158 18 22 8 M16 28 30.4 28.1
125 400 200 184 124 200 8 250 210 184 18 22 8 M16 35 39.6 35.2
2.5 20 150 95 84 70 95 6 105 75 58 14 16 4 M12 7 4.2 4.2
25 160 100 84 70 100 6 115 85 68 14 16 4 M12 7 4.9 5.0
32 180 105 90 70 105 6 140 100 78 18 18 4 M16 9 8.4 7.9
40 200 115 99 75 115 7 150 1 10 88 18 18 4 M16 12 8.9 8.8
50 230 125 110 81 125 7 165 125 102 18 20 4 M16 15 10.4 10 1
65 290 145 128 94 145 7 185 145 122 18 22 8 M16 19 16.6 15.3
80 310 155 156 115 155 7 200 160 133 18 24 8 M16 23 22.1 20.0
100 350 175 158 119 175 8 235 190 158 22 24 8 M20 28 31.5 29.2
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