Blind Flange

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Description

Blind Flanges (BLRF)

Table of Content Hide
1 Blind Flanges (BLRF)
1.1 【Technology brief】
1.2 【Materia】
1.3 【Size】
1.4 Product Structure
1.4.1 Standard Specication For Blind Flanges
1.4.2 ASME B16.5 Raised Faced Blind Flanges Available Types
1.5 Technical Parameters
2 Dimensions Blind Flanges & Stud Bolts ASME B16.5
2.1 Application
2.1.1 ANSI B16.5 Blind Flanges Application
2.1.1.1 Wilson Pipeline is a leading manufacturer and distributor of flange fittings material from alloy steel stainless steel to carbon steel.products, including Super Duplex Stainless Steel Flanges, Stainless Steel Flanges, Stainless Steel Pipe Fittings. ASME B16.5 ASME B16.9 ASME B16.11 EN1092,ANSI ASTM,GOST,JIS,DIN Wilson Pipeline products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining, Sewage treatment, Natural gas and Pressure vessels and other industries.If you want to have more information you want to share your enquiry with us, contact us at sales@tubochina.com

【Technology brief】

ASME B16.5 Raised Faced Blind Flanges

【Materia】

ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706

【Size】

1/2″ (15 NB) to 48″ (1200NB)

Product Structure

Standard Specication For Blind Flanges

Dimensions : ANSI B16.5, ANSI B16.47 Series A & B, MSS SP44, ASA, API-605, AWWA, Custom Drawings
Size : 1/2″ (15 NB) to 48″ (1200NB)
Class : 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc.
DIN : DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629,
DIN 2631, DIN2632, DIN2633, DIN2634, DIN2635, DIN2636,DIN2637, DIN2638, DIN2673
BS : BS4504 , BS4504, BS1560, BS10
Flange Face Type : Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ)

Material & Grades of Blind Flanges (BLRF) :

Stainless Steel Blind Flanges :
ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L

Duplex & Super Duplex Steel Blind Flanges :
ASTM / ASME A/SA 182 F 44, F 45, F51, F 53, F 55, F 60, F 61

Carbon Steel Blind Flanges :
ASTM / ASME A/SA 105 ASTM / ASME A 350 , ASTM A 181 LF 2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706

Low Temperature Carbon Steel Blind Flanges : ASTM A350, LF2, LF3

Alloy Steel Blind Flanges :
ASTM / ASME A/SA 182 & A 387 F1, F5, F9, F11, F12, F22, F91

Copper Alloy Steel Blind Flanges : ASTM SB 61 , SB62 , SB151 , SB152 UNS No. C 70600 (Cu-Ni 90/10), C 71500
(Cu-Ni 70/30), UNS No. C 10100, 10200, 10300, 10800, 12000, 12200
Nickel Alloy Blind Flanges :

ASTM SB564, SB160, SB472, SB162 Nickel 200 (UNS No. N02200), Nickel 201 (UNS No. N02201), Monel 400 (UNS
No. N04400), Monel 500 (UNS No. N05500), Inconel 800 (UNS No. N08800), Inconel 825 (UNS No. N08825), Inconel
600 (UNS No. N06600), Inconel 625 (UNS No. N06625), Inconel 601 (UNS No. N06601), Hastelloy C 276 (UNS No.
N10276), Alloy 20 (UNS No. N08020)

ASME B16.5 Raised Faced Blind Flanges Available Types

Blind Raised Face Flange  Raised Faced Blind Flanges
ANSI B16.5 Blind Flanges  Blind Flange Dimensions
ASME B16.5 BLRF Flanges  ANSI B16.5 Class 150 Blind Flanges
Stainless Steel Blind Flanges Suppliers  SS Blind Flange
Blind Plate Flanges Dealer  ASME B16.47 Series A and B BLRF Flanges Exporter
ANSI B16.5 class 150 BLRF Flange Stockholder  ANSI 150 Blind Flange Distributors
Carbon Steel Blind Flange  High Quality BLRF Flanges Manufacturer
ASTM A182 Stainless Steel BLRF Flange  Duplex Steel Blind Flange
Super Duplex Steel Blind Forged Flange  Copper Nickel Blind Pipe Flanges
High Nickel Alloy BLRF Flanges Hastelloy Flat Faced Blind Flanges Stockist
Titanium ASME B16.47 Series A and B BLRF Flanges  Inconel Blind Flanges

Technical Parameters

Dimensions Blind Flanges & Stud Bolts ASME B16.5

NPS 1/2
CL 150 300 600 900 1500 2500
DIA
D		 90 95 95 120 120 135
B 9.6 12.7 14.3 22.3 22.3 30.2
11.2 14.3 20.7 28.7 28.7 36.6
DIA
G		 35.1 35.1 35.1 35.1 35.1 35.1
DIA
K		 60.3 66.7 66.7 82.6 82.6 88.9
NO.
L		 4 4 4 4 4 4
DIA
L		 15.9 15.9 15.9 22.2 22.2 22.2
Stud Bolts Diameter x Length
DIA
(in)		 1/2 1/2 1/2 3/4 3/4 3/4
Len
mm		 55 65 75 110 110 120

Notes:

  • Dimensions are in millimeters unless otherwise indicated.
  • The length of the Stud Bolt does not include the height of the chamfers (points).

ANSI/ASME/ASA B16.5 150lb/sq.in. Flange BLIND-RF
ø
D
b
g
k
Holes
l
Kg.
1/2″
88,9
11,1
34,9
60,3
4
15,9
0,400
3/4″
98,4
12,7
42,9
69,8
4
15,9
0,700
1″
107,9
14,3
50,8
79,4
4
15,9
0,900
1 1/4″
117,5
15,9
63,5
88,9
4
15,9
1,300
1 1/2″
127,0
17,5
73,0
98,4
4
15,9
1,600
2″
152,4
19,0
92,1
120,6
4
19,0
2,600
2 1/2″
177,8
22,2
104,8
139,4
4
19,0
4,100
3″
190,5
23,8
127,0
152,4
4
19,0
5,000
3 1/2″
215,9
23,8
139,7
177,8
8
19,0
6,400
4″
228,6
23,8
157,2
190,5
8
19,0
7,100
5″
254,0
23,8
185,7
215,9
8
22,2
9,000
6″
279,4
25,4
215,9
241,3
8
22,2
11,800
8″
342,9
28,6
269,9
298,4
8
22,2
21,000
10″
406,4
30,2
323,4
361,9
12
25,4
30,000
12″
482,6
31,7
381,0
431,8
12
25,4
45,000
14″
533,4
34,9
412,7
476,2
12
28,6
59,000
16″
596,9
36,5
469,9
539,9
16
28,6
79,000
18″
635,0
39,7
533,4
577,8
16
31,7
97,000
20″
698,5
42,9
584,2
635,0
20
31,7
124,000
22″
749,3
46,0
641,2
692,1
20
34,9
151,000
24″
812,8
47,6
692,1
749,3
20
34,9
188,000
ANSI/ASME/ASA B16.5 300lb/sq.in. Flange BLIND-RF
ø
D
b
g
k
Holes
l
Kg.
1/2″
95,2
14,3
34,9
66,7
4
15,9
0,700
3/4″
117,5
15,9
42,9
82,5
4
19,0
1,200
1″
123,8
17,5
50,8
88,9
4
19,0
1,500
1 1/4″
133,3
19,0
63,5
98,4
4
19,0
2,000
1 1/2″
155,6
20,6
73,0
114,3
4
22,2
2,900
2″
165,1
22,2
92,1
127,0
8
19,0
3,400
2 1/2″
190,5
25,4
104,8
149,2
8
22,2
5,100
3″
209,5
28,6
127,0
168,3
8
22,2
7,000
3 1/2″
228,6
30,2
139,7
184,1
8
22,2
8,900
4″
254,0
31,7
157,2
200,0
8
22,2
11,800
5″
279,4
34,9
185,7
234,9
8
22,2
15,500
6″
317,5
36,5
215,9
269,9
12
22,2
21,300
8″
381,0
41,3
269,9
330,2
12
25,4
35,200
10″
444,5
47,6
323,8
387,3
16
28,6
57,000
12″
520,7
50,8
381,0
450,8
16
31,7
82,000
14″
584,2
54,0
412,7
514,3
20
31,7
106,000
16″
647,7
57,1
469,9
571,5
20
34,9
140,000
18″
711,2
60,3
533,4
628,6
24
34,9
178,000
20″
774,7
63,5
584,2
685,8
24
34,9
223,000
22″
838,2
66,7
641,2
742,9
24
41,3
270,000
24″
914,4
69,8
692,1
812,8
24
41,3
345,000
ANSI/ASME/ASA B16.5 600lb/sq.in. Flange BLIND-RF
ø
D
b
g
k
Holes
l
Kg.
1/2″
95,2
14,3
34,9
66,7
4
15,9
0,700
3/4″
117,5
15,9
42,9
82,5
4
19,0
1,200
1″
123,8
17,5
50,8
88,9
4
19,0
1,500
1 1/4″
133,3
20,6
63,5
98,4
4
19,0
2,000
1 1/2″
155,6
22,2
73,0
114,3
4
22,2
3,200
2″
165,1
25,4
92,1
127,0
8
19,0
4,300
2 1/2″
190,5
28,6
104,8
149,2
8
22,2
6,000
3″
209,5
31,7
127,0
168,3
8
22,2
8,000
3 1/2″
228,6
34,9
139,7
184,1
8
25,4
10,500
4″
273,0
38,1
157,2
215,9
8
25,4
18,000
5″
330,2
44,4
185,7
266,7
8
28,6
28,500
6″
355,6
47,6
215,9
292,1
12
28,6
35,500
8″
419,1
55,6
269,9
349,2
12
31,7
58,000
10″
508,0
63,5
323,8
431,8
16
34,9
98,000
12″
558,8
66,7
381,0
488,9
20
34,9
125,000
14″
603,2
69,8
412,7
527,0
20
38,1
151,000
16″
685,8
76,2
469,9
603,2
20
41,3
215,000
18″
742,9
82,5
533,4
654,0
20
44,4
287,000
20″
812,8
88,9
584,2
723,9
24
44,4
366,000
22″
869,9
95,2
641,2
777,9
24
47,6
437,000
24″
939,8
101,6
692,1
838,2
24
50,8
532,000

Application

ANSI B16.5 Blind Flanges Application

ASME B16.5 Blind Flanges are known to deliver exceptional performance and are generally developed for
meeting the demands. We oer a broad range of Flat Faced Blind Flanges through a worldwide network of stockkeeping branches. These Blind Flange is use in various industries like :
 Stainless Steel Blind Flanges uses in Oil and Gas Pipeline
 Blind Raised Face Flanges uses in Chemical Industry
 Alloy Steel BLRF Flanges uses in Plumbing
 Flat Faced Blind Flanges uses in Heating
 Blind Pipe Flanges uses in Water Supply Systems
 ANSI B16.5 Blind Forged Flanges uses in Power Plant
 Blind Plate Flanges uses in Paper & Pulp Industry
 Blind Flange uses in General Purpose Applications
 Steel Blind Flanges uses in Fabrication Industry
 Blind Flange uses in Food Processing Industry
 Blind Flanges uses in Structural Pipe

Wilson Pipeline is a leading manufacturer and distributor of flange fittings material from alloy steel stainless steel to carbon steel.products, including Super Duplex Stainless Steel Flanges, Stainless Steel Flanges, Stainless Steel Pipe Fittings. ASME B16.5 ASME B16.9 ASME B16.11 EN1092,ANSI ASTM,GOST,JIS,DIN Wilson Pipeline products are widely used in Shipbuilding, Nuclear power, Marine engineering, Petroleum, Chemical, Mining, Sewage treatment, Natural gas and Pressure vessels and other industries.If you want to have more information you want to share your enquiry with us, contact us at sales@tubochina.com

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