Standard fitting range
| Fitting | Sizes | Schedules |
|---|---|---|
| Long radius 90° and 45° | 1/2 in. to 8 in. | Sch 10 to Sch XXH |
| Long radius 180° | 1/2 in. to 6 in. | Sch 10 to XXH |
| Short radius 45°, 90° and 180° | 1 in. to 8 in. | Sch 10 to XXH |
| Caps | 1/2 in. to 12 in. | Sch 10 to XXH |
| Concentric and eccentric reducers | 1/2 in. to 8 in. | Sch 10 to XXH |
| Tees and crosses, seamless and welded | 1/2 in. to 14 in. | Sch 10 to XXH |
| Laterals and wyes | 1-1/2 in. to 8 in. | Sch 10 to 80 |
| Multiple extruded outlets and headers | 1/2 in. to 24 in. | Sch 10 to Sch 160 |
Butt-weld fitting dimensions
Reference configurations for common elbows, tees, reducers and caps. Confirm the final dimensions, alloy, schedule and quantity before ordering.
Construction classes
WP-S seamless to B16.9. WP-W welded to B16.9 with X-ray of fabricated weld. WP-WX welded to B16.9 with X-ray of fabricated weld and material weld. CR welded to MSS SP-43 where radiography is not required.
Applicable butt-weld standards
A/SA403 stainless steels, A/SA815 ferritic, austenitic and martensitic steels, B/SB366 nickel alloys, B/SB363 titanium alloys, B/SB361 aluminum alloys and B/SB653 zirconium.
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