ASTM A403 WP304 ASME B16.11 Forged Socket Welding Cross 1/8" to 4" Size 3000-9000 LBS Pressure Rating
This forged socket weld cross is manufactured from premium stainless steel, offering exceptional corrosion resistance and long-term durability. Featuring socket weld connections on all four ends, it provides robust, leak-proof joints for efficient pipeline branching or merging in compact spaces.
| Size Range | Wall Thickness | Pressure Class |
|---|---|---|
| 1/8" to 4" | SCH5, SCH10, SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS | 3000 LBS, 6000 LBS, 9000 LBS |
Manufactured in accordance with ASTM A403 and ASME B16.11 standards, ensuring quality and reliability for demanding industrial applications.
ASTM A403 stainless steel pipe fittings are forged and rolled austenitic stainless fittings designed for pressure piping systems. Common grades include WP304/L and WP316/L.
| Grade WP | UNS Designation | C | Mn | P | S | Si | Ni | Cr | Mo | Ti |
|---|---|---|---|---|---|---|---|---|---|---|
| WP304 | S30400 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 8.0-11.0 | 18.0-22.0 | ﹍ | ﹍ |
| WP304L | S30403 | 0.030E | 2.00 | 0.045 | 0.030 | 1.00 | 8.0-12.0 | 18.0-22.0 | ﹍ | ﹍ |
| WP310S | S31008 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 19.0-22.0 | 24.0-26.0 | ﹍ | ﹍ |
| WP316 | S31600 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 10.0-14.0 | 16.0-18.0 | 2.00-3.00 | |
| WP316L | S31603 | 0.030E | 2.00 | 0.045 | 0.030 | 1.00 | 10.0-14.0 | 16.0-18.0 | 2.00-3.00 | ﹍ |
| Wp321 | S32100 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 9.0-12.0 | 17.0-19.0 | ﹍ |
- Oil and Gas Industry: Widely used in exploration, production, and refining processes for pipelines, refineries, petrochemical plants, and offshore platforms
- Chemical Processing: Essential in chemical plants and pharmaceutical manufacturing where corrosion resistance is critical
- Food Processing: Ideal for applications requiring high hygiene standards and contamination prevention
The drawing illustrates ASME B16.11 forged cross with socket welding (SW) ends. A: center-to-bottom of socket; B: socket bore diameter; C: socket wall thickness; D: bore diameter of cross; G: body wall thickness; J: socket depth.
| NPS | B max. | B min. | A 3000# | A 6000# | A 9000# |
|---|---|---|---|---|---|
| 1/8" | 11.2 | 10.8 | 11.0 | 11.0 | - |
| 1/4" | 14.6 | 14.2 | 11.0 | 13.5 | - |
| 3/8" | 18.0 | 17.6 | 13.5 | 15.5 | - |
| 1/2" | 22.2 | 21.8 | 15.5 | 19.0 | 25.5 |
| 3/4" | 27.6 | 27.2 | 19.0 | 22.5 | 28.5 |
| 1" | 34.3 | 33.9 | 22.5 | 27.0 | 32.0 |
| 1-1/4" | 43.1 | 42.7 | 27.0 | 32.0 | 35.0 |
| 1-1/2" | 49.2 | 48.8 | 32.0 | 38.0 | 38.0 |
| 2" | 61.7 | 61.2 | 38.0 | 41.0 | 54.0 |
| 2-1/2" | 74.4 | 73.9 | 41.0 | - | - |
| 3" | 90.3 | 89.8 | 57.0 | - | - |
| 4" | 115.7 | 115.2 | 66.5 | - | - |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.