Dhanrutan Steel Industries is one of the leading blind flange suppliers in Philippines, providing a wide selection of premium steel blind flanges to meet the demands of different industries. Our primary product line is blind flange plumbing which is used to seal the ends of piping systems as well as guarantee a tight seal. Our blind flanges are made from high-quality materials such as carbon steel, stainless steel, and alloy steel to suit various industries, including oil and gas, petrochemicals, power generation and construction industries.
ASME B16.5 Stainless Steel Blind Flange Manufacturer In Philippines, check ANSI B16.5 BLRF Flanges Dimensions In Class 150 To 2500# & Weight, BLRF Flanges, Class 300 Blind Flanges, ANSI b16.5 class 150 blind flanges, ASTM A105 Forged Steel Blind Flanges.
Our blank flanges and bolted slip blinds are suitable for high-pressure services and are manufactured in different sizes and standards. The blind flanges we supply come in standard sizes and provide flanges of any size as per the client’s requirement. Whether standard or specific, we offer quality flanges that meet international standards such as ASTM, ASME, and ANSI.
We understand that price is a sensitive factor in our clients’ decisions. Our main goal is to provide affordable blind flange prices to our clients while still maintaining quality. Besides competitive prices, we also offer certification and third-party inspection for all our products to ensure that customers are guaranteed the quality of the products.
ASTM A182 Gr. F51 (UNS S31803) Blind Flange 6 Inch Class 2500 ASME B16.5, ANSI B16.5 Grade2 150# Press Class Titanium Blind Flange, ASME B16.48 Spectacle Blind Flange Supplier in Philippines
The key strength that we boast of is our efficiency in the delivery of products. We have a strong logistics system to guarantee that steel blind flanges reach the desired destinations in the Philippines on time. Our services are relevant to many industries, such as oil and gas, chemical processing, and water treatment.
We aim to deliver quality products, customer satisfaction, and timely delivery of our products. If you are in search of blind flange sizes for your project or if you are confused about which blind flange plumbing solution will be best suited for your project, we are here to assist you in choosing the right product.
Specifications of Blind Flange in Philippines
| 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) DN10~DN5000 |
| Flange Face Type | Flate Face (FF), Raised Face (RF), Ring Type Joint (RTJ). |
| Class/Pressure | 150 LBS, 300 LBS, 600 LBS, 900 LBS, 1500 LBS, 2500 LBS, DIN Standard ND-6,10, 16, 25, 40 Etc. |
| DIN | DIN 2527, DIN 2566, DIN 2573, DIN 2576, DIN 2641, DIN 2642, DIN 2655, DIN 2656, DIN 2627, DIN 2628, DIN 2629, DIN 2631, DIN 2632, DIN 2633, DIN 2634, DIN 2635, DIN 2636,DIN 2637, DIN 2638, DIN 2673 |
| BS | BS 4504 , BS 4504, BS 1560, BS 10 |
| PN | PN6, PN10, PN16, PN25, PN40 |
Material & Grades of Blind Flange in Philippines
Stainless Steel Blind Flange : ASTM A 182, A 240 F 304, 304L, 304H, 316, 316L, 316Ti, 310, 310S, 321, 321H, 317, 347, 347H, 904L Blind Flange
Duplex & Super Duplex Steel Blind Flange : ASTM A182 / ASME SA182 F44, F 45, F51, F 53, F 55, F 60, F 61 Blind Flange
Carbon Steel Blind Flange : ASTM A105 / ASME SA105 ASTM / ASME A 350 , ASTM A181 LF2 / A516 Gr.70 A36, A694 F42, F46, F52, F60, F65, F706 Blind Flange
Low Temperature Carbon Steel Blind Flange: ASTM A350, LF2, LF3 Blind Flange
Alloy Steel Blind Flange : ASTM A182 / ASME SA182 & A387 F1, F5, F9, F11, F12, F22, F91 Blind Flange
Copper Alloy Steel Blind Flange : 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 Flange : 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) Blind Flange
Dimensions of Blind Flange in Philippines
| 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 |
Dimensional Tolerances of Blind Flange ASME B16.5 in Philippines
| Outside Diameter ≤ 24 = 1.6 mm | > 24 = ± 3.2 mm |
Inside Diameter not applicable |
| Diameter of Contact Face 1.6 mm Raised Face = ± 0.8 mm 6.35 mm Raised Face, Tongue & Groove / Male-Female = ± 0.4 mm |
Outside Diameter of Hub ≤ 12 = + 2.4 mm / – 1.6 mm | ≥ 14 = ± 3.2 mm |
| Diameter of Counterbore not applicable |
Drilling Bolt Circle = 1.6 mm | Bolt Hole Spacing = ± 0.8 mm Eccentricity of Bolt Circle with Respect to Facing ≤ 2½ = 0.8 mm max. | ≥ 3 = 1.6 mm max. |
| Thickness ≤ 18 = + 3.2 mm / – 0 | ≥ 20 = + 4.8 mm / – 0 |
Length thru Hub ≤ 18 = + 3.2 mm / – 0.8 mm | ≥ 20 = + 4.8 mm / – 1.6 mm |
Notes
1. Dimensions are in millimeters unless otherwise indicated.
2. The length of the stud bolt does not include the height of the chamfers (points).
Materials of Blind Flanges in Philippines
Stainless Steel Blind Flanges in Philippines
Alloy Steel Blind Flanges in Philippines
Carbon Steel Blind Flanges in Philippines
Duplex Steel Blind Flanges in Philippines
Super Duplex Steel Blind Flanges in Philippines
Nickel Alloy Blind Flanges in Philippines
Blind Flange Industrial Application in Philippines
- Industrial Boilers Industry
- Power Plants Industry
- Nuclear Plants Industry
- Oil & Gas Industry
- Refineries Industry
- Ship Building Industry
- Heat Exchanger Industry
- Condensers Industry
- Paper & Pulp Industry
- Marine Applications
- Nuclear Power Industry
- Fossil Fuel Power Plants Industry
