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A blind flange is a solid flange with bolt hole. It is used to close the end of pipe or equipment. Blind pipe flange is also used as a manhole cover in the vessel. Blind flanges typically have a raised or flat surface.
Gelişmiş CNC ekipmanları ve kanıtlanmış süreçlerle üretilen flanşlarımız, boru bükümlerimiz ve bağlantı parçalarımız, zorlu endüstriyel uygulamalarda doğru boyutlar, istikrarlı sızdırmazlık performansı ve güvenilir kurulum sağlar.
We can manufacture high quality blind flanges according to international standards, such as ASME/ ANSI B16.5 flanges, ASME/ ANSI B16.47 flanges, JIS flanges, DIN flanges, EN 1092-1 flanges, AWWA flanges, BS 4504 flanges, SABS/ ASNA 1123 flanges, etc., We are an ISO, KR, KS and PED/AD 2000 certified factory and can meet the demanding requirements of the most critical industries.
Dimensions of carbon steel blind flanges:
ASME/ANSI: DN 1/2” – DN 24”
DIN: DN 15 – DN 2000
EN1092: DN 15 – DN 2000
JIS: 15A-1500A
UNI: DN 10 – DN 2000
SABS: DN 10-DN 600
GOST: DN 10 – DN 1600
Pressure of carbon steel blind flanges:
ASME/ANSI: Sınıf 150, 300, 600, 900, 1500 2500lbs
DIN: DIN2527, DIN2566, DIN2573, DIN2576, DIN2641, DIN2642, DIN2655, DIN2656, DIN2627, DIN2628, DIN2629, DIN 2631,
DIN2632, DIN2633, DIN2634, DIN2635, DIN2636, DIN2637, DIN2638, DIN2673
EN1092: PN6, PN10, PN16, PN25, PN40, PN64, PN100
JIS: 1K,2K,5K,10K,16K,20K,30K,40K
UNI: PN6, PN10, PN16, PN25, PN40
SABS: 600KPA,1000,1600,2500,4000
GOST: PN6, PN10, PN16, PN25
Material of steel blind flanges:
Carbon steel blind flanges: A105, SS400, SF440 RST37.2, S235JRG2, P250GH, C22.8, etc.
Stainless Steel blind flanges: ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L
Blind Flanges Available Types
| Raised face slip-on flange | Slip on raised flange |
|---|---|
| ANSI B16.5 Blind Flanges | Blind Flange Dimensions |
| ASME B16.5 Blind Flange | Blind Flange Weight |
| Dövme Flanş Üreticisi | ANSI B16.5 Class 150 Blind Flanges |
| Karbon Çelik Flanşlar Üretici | CS Blind Flange |
| Blind Flange Manufacturer | DIN Blind Flanges |
| ANSI b16.47 Blind Flange | BS 4504 Blind Flange |
| DIN Flanş Üreticisi | EN 1092-1 Blind Flange |
| ASA Blind Flange | JIS Blind Flange |
| AWWA Blind Flange | Carbon Steel Blind Flange |
ASME B16.5 Class 150# Blind Flange with raised face surface
| Boru | Flanş | Yükseltilmiş Yüz | Sondaj Şablonu | |||||
|---|---|---|---|---|---|---|---|---|
| Ordinance Inch mm | D | T | A | T1 | J—H | K | ||
| 1/2″ | 15 | 95 | 14.5 | 34.9 | 1.6 | 4 | 16 | 66.7 |
| 3/4″ | 20 | 117 | 16 | 42.9 | 1.6 | 4 | 20 | 82.5 |
| 1″ | 25 | 124 | 17.5 | 50.8 | 1.6 | 4 | 20 | 88.9 |
| 1-1/4″ | 32 | 133 | 19.5 | 63.5 | 1.6 | 4 | 20 | 98.4 |
| 1-1/2″ | 40 | 156 | 21 | 73 | 1.6 | 4 | 23 | 114.3 |
| 2″ | 50 | 165 | 22.5 | 92.1 | 1.6 | 8 | 20 | 127 |
| 2-1/2″ | 65 | 191 | 25.5 | 104.8 | 1.6 | 8 | 23 | 149.2 |
| 3″ | 80 | 210 | 29 | 127 | 1.6 | 8 | 23 | 168.3 |
| 4″ | 100 | 254 | 32 | 157.2 | 1.6 | 8 | 23 | 200 |
| 5″ | 125 | 279 | 35 | 185.7 | 1.6 | 8 | 23 | 235 |
| 6″ | 150 | 318 | 37 | 216 | 1.6 | 12 | 23 | 270 |
| 8″ | 200 | 381 | 41.5 | 270 | 1.6 | 12 | 26 | 330.2 |
| 10″ | 250 | 445 | 48 | 323.8 | 1.6 | 16 | 29 | 387.3 |
| 12″ | 300 | 520 | 51 | 381 | 1.6 | 16 | 32 | 450.8 |
| 14″ | 350 | 585 | 54 | 412.8 | 1.6 | 20 | 32 | 514.3 |
| 16″ | 400 | 650 | 57.5 | 470 | 1.6 | 20 | 35 | 571.5 |
| 18″ | 450 | 710 | 60.5 | 533.4 | 1.6 | 24 | 35 | 628.6 |
| 20″ | 500 | 775 | 63.5 | 584.2 | 1.6 | 24 | 35 | 685.8 |
| 24″ | 600 | 915 | 70 | 692.2 | 1.6 | 24 | 42 | 812.8 |
Blind flanges is widely used in oil and gas, petrochemical, waterworks, chemical industry, plumbing, heating, power plant, paper & pulp industry, fabrication industry, food processing industry, etc.
