1.4307 1.4404 DN50 DN 150 DN80 Stainless Steel Flange Socket Welded Flange Slip On Weld Neck Blind Flange
| Table ANSI, ASME, ASA, B16.5 150lb/sq.in. Plate Ring Flange RF |
| ø | D | b | g | m | J | k | Holes | l | Kg. |
| 1/2" | 88,9 | 11,1 | 34,9 | 30,2 | 22,3 | 60,3 | 4 | 15,9 | 0,400 |
| 3/4" | 98,4 | 12,7 | 42,9 | 38,1 | 27,7 | 69,8 | 4 | 15,9 | 0,700 |
| 1" | 107,9 | 14,3 | 50,8 | 49,2 | 34,5 | 79,4 | 4 | 15,9 | 0,800 |
| 1 1/4" | 117,5 | 15,9 | 63,5 | 58,8 | 43,2 | 88,9 | 4 | 15,9 | 1,100 |
| 1 1/2" | 127,0 | 17,5 | 73,0 | 65,1 | 49,5 | 98,4 | 4 | 15,9 | 1,400 |
| 2" | 152,4 | 19,0 | 92,1 | 77,8 | 62,0 | 120,6 | 4 | 19,0 | 2,200 |
| 2 1/2" | 177,8 | 22,2 | 104,8 | 90,5 | 74,7 | 139,7 | 4 | 19,0 | 3,600 |
| 3" | 190,5 | 23,8 | 127,0 | 107,9 | 90,7 | 152,4 | 4 | 19,0 | 4,100 |
| 3 1/2" | 215,9 | 23,8 | 139,7 | 122,2 | 103,4 | 177,8 | 8 | 19,0 | 5,200 |
| 4" | 228,6 | 23,8 | 157,2 | 134,9 | 116,1 | 190,5 | 8 | 19,0 | 5,600 |
| 5" | 254,0 | 23,8 | 185,7 | 163,6 | 143,8 | 215,9 | 8 | 22,2 | 6,300 |
| 6" | 279,4 | 25,4 | 215,9 | 192,1 | 170,7 | 241,3 | 8 | 22,2 | 7,500 |
| 8" | 342,9 | 28,6 | 269,9 | 246,1 | 221,5 | 298,4 | 8 | 22,2 | 12,600 |
| 10" | 406,4 | 30,2 | 323,8 | 304,8 | 276,3 | 361,9 | 12 | 25,4 | 18,500 |
| 12" | 482,6 | 31,7 | 381,0 | 365,1 | 327,1 | 431,8 | 12 | 25,5 | 28,000 |
| 14" | 533,4 | 34,9 | 412,7 | 400,0 | 359,1 | 476,2 | 12 | 28,6 | 36,000 |
| 16" | 596,9 | 36,5 | 469,9 | 457,2 | 410,5 | 539,7 | 16 | 28,6 | 46,000 |
| 18" | 635,0 | 39,7 | 533,4 | 504,8 | 461,8 | 577,8 | 16 | 31,7 | 50,000 |
| 20" | 698,5 | 42,9 | 584,2 | 558,8 | 513,1 | 635,0 | 20 | 31,7 | 64,000 |
| 22" | 749,3 | 46,0 | 641,2 | 609,6 | 564,4 | 692,1 | 20 | 34,9 | 72,000 |
| 24" | 812,8 | 47,6 | 692,1 | 663,6 | 615,9 | 749,3 | 20 | 34,9 | 89,000 |
| | | | | | | | | | |
| NOTE:
1. Class 150 flanges except Lap Joint will be furnished with 0.06 (1.6mm) raised face, which is included in `Thickness` (C) and `Length through Hub` (Y1), (Y3).
2. For Slip-on, Threaded, Socket Welding and Lap Joint Flanges, the hubs can be shaped either vertical from base to top or tapered within the limits of 7 degrees.
3. Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.
4. The gasket surface and backside (bearing surface for bolting) are made parallel within 1 degree. To accomplish parallelism, spot facing is carried out according to MSS SP-9, without reducing thickness (C).
5. Depth of Socket (D) is covered by ANSI B 16.5 only in sizes through 3 inch, over 3 inch is at the manufacturer`s option. |
| Table ANSI, ASME, ASA, B16.5 300lb/sq.in. Plate Flange RF |
| ø | D | b | g | m | J | k | Holes | l | Kg. |
| 1/2" | 95,6 | 14,3 | 34,9 | 38,1 | 22,3 | 66,7 | 4 | 15,9 | 0,700 |
| 3/4" | 117,5 | 15,9 | 42,9 | 47,6 | 27,7 | 82,5 | 4 | 19,0 | 1,100 |
| 1" | 123,8 | 17,5 | 50,8 | 54,0 | 34,5 | 88,9 | 4 | 19,0 | 1,400 |
| 1 1/4" | 133,3 | 19,0 | 63,5 | 63,5 | 43,2 | 98,4 | 4 | 19,0 | 1,800 |
| 1 1/2" | 155,6 | 20,6 | 73,0 | 69,8 | 49,5 | 114,3 | 4 | 22,2 | 2,600 |
| 2" | 165,1 | 22,2 | 92,1 | 84,1 | 62,0 | 127,0 | 8 | 19,0 | 3,400 |
| 2 1/2" | 190,5 | 25,4 | 104,8 | 100,0 | 74,7 | 149,2 | 8 | 22,2 | 4,400 |
| 3" | 209,5 | 28,6 | 127,0 | 117,5 | 90,7 | 168,3 | 8 | 22,2 | 6,100 |
| 3 1/2" | 228,6 | 30,2 | 139,7 | 133,3 | 103,4 | 184,1 | 8 | 22,2 | 7,500 |
| 4" | 254,0 | 31,7 | 157,2 | 146,0 | 116,1 | 200,0 | 8 | 22,2 | 10,100 |
| 5" | 279,4 | 34,9 | 185,7 | 177,8 | 143,8 | 234,9 | 8 | 22,2 | 12,500 |
| 6" | 317,5 | 36,5 | 215,9 | 206,4 | 170,7 | 269,9 | 12 | 22,2 | 14,100 |
| 8" | 381,0 | 41,3 | 269,9 | 260,3 | 221,5 | 330,2 | 12 | 25,4 | 24,800 |
| 10" | 444,5 | 47,6 | 323,8 | 320,7 | 276,3 | 387,3 | 16 | 28,6 | 37,100 |
| 12" | 520,7 | 50,8 | 381,0 | 374,6 | 327,1 | 450,8 | 16 | 31,7 | 50,000 |
| 14" | 584,2 | 54,0 | 412,7 | 425,4 | 359,1 | 514,3 | 20 | 31,7 | 70,000 |
| 16" | 647,7 | 57,1 | 469,9 | 482,6 | 410,5 | 571,5 | 20 | 34,9 | 90,000 |
| 18" | 711,2 | 60,3 | 533,4 | 533,4 | 461,8 | 628,6 | 24 | 34,9 | 112,000 |
| 20" | 774,7 | 63,5 | 584,2 | 584,2 | 513,1 | 685,8 | 24 | 34,9 | 133,000 |
| 22" | 838,2 | 66,7 | 641,2 | 641,2 | 564,4 | 742,9 | 24 | 41,3 | 197,000 |
| 24" | 914,4 | 69,8 | 692,1 | 701,7 | 615,9 | 812,8 | 24 | 41,3 | 208,000 |
| NOTE:
1. Class 300 flanges except Lap Joint will be furnished with 0.06 (1.6mm) raised face, which is included in `Thickness` (C) and `Length through Hub` (Y1), (Y3).
2. For Slip-on, Threaded, Socket Welding and Lap Joint Flanges, the hubs can be shaped either vertical from base to top or tapered within the limits of 7 degrees.
3. Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.
4. The gasket surface and backside (bearing surface for bolting) are made parallel within 1 degree. To accomplish parallelism, spot facing is carried out according to MSS SP-9, without reducing thickness (C).
5. Depth of Socket (D) is covered by ANSI B 16.5 only in sizes through 3 inch, over 3 inch is at the manufacturer`s option. |
| Table ANSI, ASME, ASA, B16.5 600lb/sq.in. Plate Flange RF |
| ø | D | b | g | m | J | k | Holes | l | Kg. |
| 1/2" | 95,2 | 14,3 | 34,9 | 38,1 | 22,3 | 66,7 | 4 | 15,9 | 0,800 |
| 3/4" | 117,5 | 15,9 | 42,9 | 47,6 | 27,7 | 82,5 | 4 | 19,0 | 1,400 |
| 1" | 123,8 | 17,5 | 50,8 | 54,0 | 34,5 | 88,9 | 4 | 19,0 | 1,600 |
| 1 1/4" | 133,3 | 20,6 | 63,5 | 63,5 | 43,2 | 98,4 | 4 | 19,0 | 2,100 |
| 1 1/2" | 155,6 | 22,2 | 73,0 | 69,8 | 49,5 | 114,3 | 4 | 22,2 | 3,100 |
| 2" | 165,1 | 25,4 | 92,1 | 84,1 | 62,0 | 127,0 | 8 | 19,0 | 3,700 |
| 2 1/2" | 190,5 | 28,6 | 104,8 | 100,0 | 74,7 | 149,2 | 8 | 22,2 | 5,400 |
| 3" | 209,5 | 31,7 | 127,0 | 117,5 | 90,7 | 168,3 | 8 | 22,2 | 7,300 |
| 3 1/2" | 228,6 | 34,9 | 139,7 | 133,3 | 103,4 | 184,1 | 8 | 25,4 | 8,900 |
| 4" | 273,0 | 38,1 | 157,2 | 152,4 | 116,1 | 215,9 | 8 | 25,4 | 11,800 |
| 5" | 330,2 | 44,4 | 185,7 | 188,9 | 143,8 | 266,7 | 8 | 28,6 | 24,500 |
| 6" | 355,6 | 47,6 | 215,9 | 222,2 | 170,7 | 292,1 | 12 | 28,6 | 29,500 |
| 8" | 419,1 | 55,6 | 269,9 | 273,0 | 221,5 | 349,2 | 12 | 31,7 | 43,000 |
| 10" | 508,0 | 63,5 | 323,8 | 342,8 | 276,3 | 431,8 | 16 | 34,9 | 70,000 |
| 12" | 558,8 | 66,7 | 381,0 | 400,0 | 327,1 | 488,9 | 20 | 34,9 | 86,000 |
| 14" | 603,2 | 69,8 | 412,7 | 431,8 | 359,1 | 527,0 | 20 | 38,1 | 100,000 |
| 16" | 685,8 | 76,2 | 469,9 | 495,3 | 410,5 | 603,2 | 20 | 41,3 | 142,000 |
| 18" | 742,9 | 82,5 | 533,4 | 546,1 | 461,8 | 654,0 | 20 | 44,4 | 175,000 |
| 20" | 812,8 | 88,9 | 584,2 | 609,6 | 513,1 | 723,9 | 24 | 44,4 | 232,000 |
| 22" | 869,9 | 95,2 | 641,2 | 666,7 | 564,4 | 777,9 | 24 | 47,6 | 292,000 |
| 24" | 939,8 | 101,6 | 692,1 | 717,5 | 615,9 | 838,2 | 24 | 50,8 | 330,000 |
| NOTE:
1. Class 600 flanges except Lap Joint will be furnished with 0.25 (6.35mm) raised face, which is not included in `Thickness` (C) and `Length through Hub` (Y1), (Y3).
2. For Slip-on, Threaded, Socket Welding and Lap Joint Flanges, the hubs can be shaped either vertical from base to top or tapered within the limits of 7 degrees.
3. Blind Flanges may be made with the same hub as that used for Slip-on Flanges or without hub.
4. The gasket surface and backside (bearing surface for bolting) are made parallel within 1 degree. To accomplish parallelism, spot facing is carried out according to MSS SP-9, without reducing thickness (C).
5. Dimensions of sizes 1/2 through 3 1/2 are the same as for Class 400 Flanges.
6. Depth of Socket (D) is covered by ANSI B 16.5 only in sizes through 3 inch, over 3 inch is at the manufacturer`s option. |
Factory Information:
Hebei Haihao High-pressure Flange & Pipe Fittings Group Co., Ltd. was founded in 1982, Haihao Group owns a wholly-owned subsidiary named Hebei Haihao Group Premium Pipeline Equipments Co., Ltd. Hebei Haihao High-pressure Flange & Pipe Fittings Group Co., Ltd. covers an area of 580,000 square meters, has 660 employees, total assets of RMB 250 million, and an annual output of nearly 100,000 tons. Currently, Haihao Group has 22 advanced flange and pipe fitting production lines; Haihao Group produces flange and pipe fittings, covering different specifications of high-pressure, medium-pressure and low-pressure stainless steel, alloy steel and carbon steel flange, elbows, elbow pipes, tees, reducers, socket components and other pipeline components in line with the international and Chinese standards.
FAQ:
Q1. Where is your factory ?
A1:Our company’s processing center is located in Cangzhou,HeBei, China.
Q2. What are your company's main products ?
A2: Our main products are flange, elbows, elbow pipes, tees, reducers, socket components and other pipeline components in line.
Q3. How do you control quality ?
A3: Mill Test Certification is supplied with shipment, Third Party Inspection is available.
Hebei Haihao Group Premium Pipeline Equipments Co., Ltd.
Hebei Haihao Group Premium Pipeline Equipments Co., Ltd. is the only wholly-owned subsidiary of Hebei Haihao High Pressure
Flange Pipe Fittings Group Co., Ltd. It was founded in 1982. The
head office covers an area of 580,000 square meters and has 260
employees. , strong technical force, including 15 engineers, 18
assistant engineers and 24 technicians. There are three branches
under it, with 12 advanced production lines for flanges and pipe
fittings, forging, forging, intermediate frequency pushing,
machining, cold forming, hot extrusion, heat treatment and other
exquisite craftsmanship, with chemical analysis, metallographic
inspection , physical test, non-destructive testing and other
advanced detection capabilities. Can produce international and
domestic standard high and medium pressure stainless steel, alloy
steel, carbon steel flanges, elbows, tees, reducers, pipe caps,
large bends, sockets and other series of pipeline components. The
production capacity is more than 20,000 tons.
