Company Details

  • Shijiazhuang Bang dong Pipeline Technology Co,Ltd.

  •  [Hebei,China]
  • Business Type:Manufacturer
  • Main Mark: Africa , Asia , East Europe , Europe , Middle East , North Europe , West Europe
  • Exporter:91% - 100%
  • Certs:CE, ISO9001
  • Description:Alloy Threaded Flange,Carbon Steel Blind Flange Factory,Stainless Steel Raised Face Flange
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Shijiazhuang Bang dong Pipeline Technology Co,Ltd.

Alloy Threaded Flange,Carbon Steel Blind Flange Factory,Stainless Steel Raised Face Flange

Home > Products > Steel Flange > Blind Flange > B16.9 Carton steel blind flange

B16.9 Carton steel blind flange

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    Payment Type: L/C,T/T
    Incoterm: FOB,CFR,CIF
    Min. Order: 1 Piece/Pieces
    Delivery Time: 20 Days

Basic Info

Model No.: Flange

Standard: DIN, GB, JIS, ANSI, GOST

Type: Welding Flange

Material: Carbon Steel

Structure: Flanges

Connection: Welding

Sealing Surface: RF

Manufacturing Way: Forging

Additional Info

Packaging: Wooden Case or as per buyer's requirements

Productivity: 1000pcs/month

Brand: Bangdong

Transportation: Ocean,Land,Air,Train/TNT/DHL

Place of Origin: Cangzhou,China

Supply Ability: 1000pcs/month

Certificate: CE/API/ISO

Product Description

BL blind stainless steel RF flanges

Blind flanges are used to blank off pipelines, valves and pumps. They can also be used as an inspection cover. It is sometimes referred to as a blanking flange.

Blind Flange - A Blind flange is round plate which has all of the relevant boltholes but no centre hole, and because of this feature this flange is used to close off the ends of a piping systems and pressure vessel openings. It also permits easy access to vessels or Piping systems for inspection purposes.

Standards: ASME B16.47, ANSI B16.5, DIN, UNI, BS, JIS, GB.if you are intered in our product, you may go to website:www.bd pipefitting.com

Pressure classes range: from 150lbs to 2,500lbs.

Sizes range: 1/2" - 24" .

Materials: F316, F304, F316L, F304L, A105, F5, F11, F22, 15CrMo, 12CrMoV, Q235, 16Mn, 20#.

Printing: Carbon steel and alloy steel with yellow print, black print, oil or zinc.

Blind Flanges
Class 150LB

blind flanges class 150lb
Blind Flanges Class 150LB Blind forged flanges of class 150LB
Standard Asme B16.5
Core Material Carbon steel and stainless steel
Connecting Finish Stock finish, spiral serration (or phonographic), concentric serration and smooth surface
Pipe Schedule See sheets of pipe schedule for carbon steel , and for stainless steel
blind flanges class 150lb
Size
inch
D
mm
G
mm
t
mm
1/2 89 35.1 11.2
3/4 99 42.9 12.7
1 108 50.8 14.2
117 63.5 15.7
127 73.2 17.5
2 152 91.9 19.1
178 104.6 22.4
3 191 127.0 23.9
216 139.7 23.9
4 229 157.2 23.9
5 254 185.7 23.9
6 279 215.9 25.4
8 343 269.7 28.4
10 406 323.9 30.2
12 483 381.0 31.8
14 533 412.8 35.1
16 597 469.9 36.6
18 635 533.4 39.6
20 699 584.2 42.9
24 813 692.2 47.8
Size Drilling Bolting
inch Bolt circle
Ø
mm
Qty
of
holes
Holes
Ø
mm
Bolt
Ø
inch
Length
mach bolt
(RF)
Length
Stud Bolt
(RF)
Length
stud bolt
(RJ)
1/2 60.5 4 15.7 1/2 50.8 57.2 -
3/4 69.9 4 15.7 1/2 50.8 63.5 -
1 79.2 4 15.7 1/2 57.2 63.5 76.2
88.9 4 15.7 1/2 57.2 69.9 82.6
98.6 4 15.7 1/2 63.5 69.9 82.6
2 120.7 4 19.1 5/8 69.9 82.6 95.3
139.7 4 19.1 5/8 76.2 88.9 101.6
3 152.4 4 19.1 5/8 76.2 88.9 101.6
177.8 8 19.1 5/8 76.2 88.9 101.6
4 190.5 8 19.1 5/8 76.2 88.9 101.6
5 215.9 8 22.4 3/4 82.6 95.3 108.0
6 241.3 8 22.4 3/4 82.6 101.6 114.3
8 298.5 8 22.4 3/4 88.9 108.0 120.7
10 362.0 12 25.4 7/8 101.6 114.3 127.0
12 431.8 12 25.4 7/8 101.6 120.7 133.4
14 476.3 12 28.4 1 114.3 133.4 146.1
16 539.8 16 28.4 1 114.3 133.4 146.1
18 577.9 16 31.8 11/8 127.0 146.1 158.8
20 635.0 20 31.8 11/8 139.7 158.8 171.5
24 749.3 20 35.1 152.4 171.5 184.2

Blind Flanges
Class 300LB

Blind Flanges Class 300LB Blind forged flanges of class 300LB
Standard ASME B16.5
Core Material Carbon steel and stainless steel
Connecting Finish Stock finish, spiral serration (or phonographic), concentric serration and smooth surface
Pipe Schedule See sheets of pipe schedule for carbon steel here, and for stainless steel here
blind flanges class 300lb
Size
inch
D
mm
G
mm
t
mm
1/2 95 35.1 14.2
3/4 117 42.9 15.7
1 124 50.8 17.5
133 63.5 19.1
155 73.2 20.6
2 165 91.9 22.4
191 104.6 25.4
3 210 127.0 28.4
229 139.7 30.2
4 254 157.2 31.8
5 279 185.7 35.1
6 318 215.9 36.6
8 381 269.7 41.1
10 445 323.9 47.8
12 521 381.0 50.8
14 584 412.8 63.8
16 648 469.9 57.2
18 711 533.4 60.5
20 775 584.2 63.5
24 914 692.2 69.9
Size Drilling Bolting
inch Bolt circle
Ø
mm
Qty
of
holes
Holes
Ø
mm
Bolt
Ø
inch
Length
mach bolt
(RF)
Length
stud bolt
(RF)
Length
stud bolt
(RJ)
1/2 66.5 4 15.7 1/2 57.2 63.5 76.2
3/4 82.6 4 19.1 5/8 63.5 76.2 88.9
1 88.9 4 19.1 5/8 63.5 76.2 88.9
98.6 4 19.1 5/8 69.9 82.6 95.3
114.3 4 22.4 3/4 76.2 88.9 101.6
2 127.0 8 19.1 5/8 76.2 88.9 101.6
149.4 8 22.4 3/4 82.6 101.6 114.3
3 168.1 8 22.4 3/4 88.9 108.0 120.7
184.2 8 22.4 3/4 95.3 108.0 127.0
4 200.2 8 22.4 3/4 95.3 114.3 127.0
5 235.0 8 22.4 3/4 108.0 120.7 133.4
6 269.7 12 22.4 3/4 108.0 120.7 139.7
8 330.2 12 25.4 7/8 120.7 139.7 152.4
10 387.4 16 28.4 1 139.7 158.8 171.5
12 450.9 16 31.8 11/8 146.1 171.5 184.2
14 514.4 20 31.8 11/8 158.8 177.8 190.5
16 571.5 20 35.1 165.1 190.5 203.2
18 628.7 24 35.1 171.5 196.9 209.6
20 685.8 24 35.1 184.2 203.2 222.3
24 812.8 24 41.1 203.2 228.6 254.0

Blind Flanges
Class 600LB

Blind Flanges Class 600LB Blind forged flanges of class 600LB
Standard ASME B16.5
Core Material Carbon steel and stainless steel
Connecting Finish Stock finish, spiral serration (or phonographic), concentric serration and smooth surface
Pipe Schedule See sheets of pipe schedule for carbon steel , and for stainless steel
blind flanges class 600lb
Size
inch
D
mm
G
mm
t
mm
1/2 95 35.1 14.2
3/4 117 42.9 15.7
1 124 50.8 17.5
133 63.5 20.6
155 73.2 22.4
2 165 91.9 25.4
191 104.6 28.4
3 210 127.0 31.8
229 139.7 35.1
4 273 157.2 38.1
5 330 185.7 44.5
6 356 215.9 47.8
8 419 269.7 55.6
10 508 323.9 63.5
12 559 381.0 66.5
14 603 412.8 69.9
16 686 469.9 76.2
18 743 533.4 82.6
20 813 584.2 88.9
24 940 692.2 101.6
Size Drilling Bolting
inch Bolt circle
Ø
mm
Qty
of
holes
Holes
Ø
mm
Bolt
Ø
inch
Length
mach bolt
(RF)
Length
stud bolt
(RF)
Length
stud bolt
(RJ)
1/2 66.5 4 15.7 1/2 76.2 69.9 76.2
3/4 82.6 4 19.1 5/8 88.9 82.6 88.9
1 88.9 4 19.1 5/8 88.9 82.6 88.9
98.6 4 19.1 5/8 95.3 88.9 95.3
114.3 4 22.4 3/4 108.0 101.6 108.0
2 127.0 8 19.1 5/8 108.0 101.6 108.0
149.4 8 22.4 3/4 120.7 114.3 120.7
3 168.1 8 22.4 3/4 127.0 120.7 127.0
184.2 8 25.4 7/8 139.7 133.4 139.7
4 215.9 8 25.4 7/8 146.1 139.7 146.1
5 266.7 8 28.4 1 165.1 158.8 165.1
6 292.1 12 28.4 1 171.5 165.1 171.5
8 349.3 12 31.8 11/8 190.5 184.2 196.9
10 431.8 16 35.1 215.9 209.6 215.9
12 489.0 20 35.1 222.3 215.9 222.3
14 527.1 20 38.1 13/8 235.0 228.6 235.0
16 603.3 20 41.1 254.0 247.7 254.0
18 654.1 20 44.5 15/8 273.1 266.7 273.1
20 723.9 24 44.5 15/8 285.8 279.4 292.1
24 838.2 24 50.8 17/8 330.2 323.9 336.6

Blind Flanges
Class 900LB

Blind Flanges Class 900LB Blind forged flanges of class 900LB
Standard ASME B16.5
Core Material Carbon steel and stainless steel
Connecting Finish Stock finish, spiral serration (or phonographic), concentric serration and smooth surface
Pipe Schedule See sheets of pipe schedule for carbon steel and for stainless steel
blind flanges class 900lb
Size
inch
D
mm
G
mm
t
mm
1/2 121 35.1 22.4
3/4 130 42.9 25.4
1 149 50.8 28.4
159 63.5 28.4
178 73.2 31.8
2 216 91.9 38.1
244 104.6 41.1
3 241 127.0 38.1
4 292 157.2 44.5
5 349 185.7 50.8
6 381 215.9 55.6
8 470 269.7 63.5
10 546 323.9 69.9
12 610 381.0 79.2
14 641 412.8 85.9
16 705 469.9 88.9
18 787 533.4 101.6
20 857 584.2 108.0
24 1041 692.2 139.7
Size Drilling Bolting
inch Bolt circle
Ø
mm
Qty
of
holes
Holes
Ø
mm
Bolt
Ø
inch
Length
mach bolt
(RF)
Length
stud bolt
(RF)
Length
stud bolt
(RJ)
1/2 82.6 4 22.4 3/4 108.0 101.6 108.0
3/4 88.9 4 22.4 3/4 114.3 108.0 114.3
1 101.6 4 25.4 7/8 127.0 120.7 127.0
111.3 4 25.4 7/8 127.0 120.7 127.0
124.0 4 28.4 1 139.7 133.4 139.7
2 165.1 8 25.4 7/8 146.1 139.7 146.1
190.5 8 28.4 1 158.8 152.4 158.8
3 190.5 8 25.4 7/8 146.1 139.7 146.1
4 235.0 8 31.8 11/8 171.5 165.1 171.5
5 279.4 8 35.1 190.5 184.2 190.5
6 317.5 12 31.8 11/8 190.5 184.2 196.9
8 393.7 12 38.1 13/8 222.3 215.9 222.3
10 469.9 16 38.1 13/8 235.0 228.6 235.0
12 533.4 20 38.1 13/8 254.0 247.7 254.0
14 558.8 20 41.1 273.1 266.7 292.1
16 616.0 20 44.5 15/8 285.8 279.4 298.5
18 685.8 20 50.8 17/8 323.9 317.5 333.6
20 749.3 20 53.8 2 349.3 342.9 362.0
24 901.7 20 66.5 438.2 431.8 457.



Flange Type :

Thread Flange

Blind Flange

Slip On Flange

Weld Neck Flange

Spectacle Blind Flange

Spacer & Spade

LWN Flange

Orifice Flange

Raised Face Weld Neck Flange

Stainless Steel Pipe Flange

Stainless Steel Flange

A234Wp11 Pipe Fitting

Stainless Steel Blind Flange

Raised Face Blind Flange

BL Flange ASA150 RF


Looking for ideal Alloy Threaded Flange Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the Carbon Steel Blind Flange Factory are quality guaranteed. We are China Origin Factory of Stainless Steel Raised Face Flange. If you have any question, please feel free to contact us.

Product Categories : Steel Flange > Blind Flange

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