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ASTM, AISI, GB, JIS Stainless Steel Weld Neck Flange JIS RF Class150-2500
| MOQ: | 100kg |
| Price: | Negotation |
| 標準パッケージ: | 通常は 普通の輸出用 木製ケースに詰められています |
| 配達期間: | 2-10 仕事日 |
| 支払方法: | L/C、D/A、D/P、T/T、Western Union、MoneyGram |
| 供給容量: | 2000トン/月 |
304L stainless steel weld neck flange
,JIS RF stainless steel flange
,Class150-2500 stainless steel flange
| Attribute | Value |
|---|---|
| Material | 304, 304L, 306, 306L, 316, 316L |
| Application | Connection, Decoration, oil and gas, Automotive, New Energy |
| Standard | ASTM, AISI, GB, JIS |
| Flange face type | RF (Raised Face), RTJ (Ring Type Joint) |
| Package | Standard Seaworthy Packaging, wooden cases |
| Certification | ISO, API, BV, CE |
| Connection | Welding |
| Pressure | Class150/300/600/9001500/2500 |
| Dimensions | 1/2", 2", 3", 4", 6", 8", 10", up to 24" |
| Brand Name | Yuhao |
A weld neck flange is distinguished by its long, tapered hub, which is specifically engineered to be butt-welded to a pipe or fitting, forming a robust and permanent connection. This welding method involves aligning the flange with the pipe and performing a full penetration weld at the joint, ensuring structural integrity and exceptional resistance to leakage under high-pressure and high-temperature conditions. The tapered hub provides gradual stress distribution between the flange and the pipe, significantly reducing the risk of mechanical failure, deformation, or fatigue.
Widely utilized in critical industries such as petrochemical processing, oil and gas transmission, and power generation, weld neck flanges are fabricated from a variety of materials—including carbon steel, stainless steel, and alloy steels—to meet diverse operational demands, environmental conditions, and regulatory standards.
| DN | Pipe OD | Connection Size | Flange Thickness(mm) | C | Flange ID |
|---|---|---|---|---|---|
| 10 | 17.2 | 14 | 90 | 60 | 14 |
| 15 | 21.3 | 18 | 95 | 65 | 14 |
| 20 | 26.9 | 25 | 105 | 75 | 16 |
| 25 | 33.7 | 32 | 115 | 85 | 16 |
| 32 | 42.4 | 38 | 140 | 100 | 18 |
| 40 | 48.3 | 45 | 150 | 110 | 18 |
| 50 | 60.3 | 57 | 165 | 125 | 19 |
| 65 | 76.1 | 76 | 185 | 145 | 20 |
| 80 | 88.9 | 89 | 200 | 160 | 20 |
| 100 | 114.3 | 108 | 220 | 180 | 22 |
| 125 | 139.7 | 133 | 250 | 210 | 22 |
| 150 | 168.3 | 159 | 285 | 240 | 24 |
| 200 | 219.1 | 219 | 340 | 295 | 24 |
| 250 | 273 | 273 | 395 | 350 | 26 |
| 300 | 323.9 | 325 | 445 | 400 | 26 |
| 350 | 355.6 | 377 | 505 | 460 | 28 |
| 400 | 406.4 | 426 | 565 | 515 | 32 |
| 450 | 457 | 480 | 615 | 565 | 36 |
| 500 | 508 | 530 | 670 | 620 | 38 |
| 600 | 610 | 630 | 780 | 725 | 42 |
