Weldneck
- Please change the NPS, Grade and other options to filter the Product Dimension Chart below.
- Refer to the other images for the detailed dimensions.
- Click here to see the full flange bolt-up chart.
- In accordance to ASME/ANSI B16.5, MSS SP-6 & 25
- ASTM / ASME A/SA-182
Additional Information
Use Custom Product to make a request for dimensions not shown.
Pressure-Temperature Ratings (Class 150)
Metal Temperature F° | Pressurea (Type 304/L & 316/L) |
---|---|
-20 to 100 | 230 |
200 | 195 |
300 | 175 |
400 | 160 |
500 | 145 |
600 | 140 |
650 | 125 |
700 | 110 |
750 | 95 |
800 | 80 |
850 | 65b |
900 | |
950 | |
1000 |
a (Pounds per Square Inch Gage)
b Class 316/L
Dimensional Tolerances
OUTSIDE DIAMETER* | When O.D. is 24” or less | ±1/16” |
When O.D. is over 24” | ±1/8” | |
INSIDE DIAMETER* | 10” and smaller | ±1/32” |
12” through 18” | ±1/16” | |
20” and larger | +1/8” -1/16” | |
DIAMETER OF CONTACT FACE | 1/16” Raised Face | ±1/32” |
1/4” raised Face Tongue and Groove, or Male and Female | ±1/64” | |
DIAMETER OF HUB AT POINT OF WELDING | 5” and smaller | +3/32”, -1/32” |
6” and larger | +5/32”, – 1/32” | |
WELDING BEVEL STANDARDS | See drawings | |
DIAMETER OF HUB AT BASE* | When Hub Base is 24” or less | ±1/16” |
When Hub Base is over 24” | ±1/8” | |
DRILLING | Bolt Circle | ±1/16” |
Bolt hole spacing | ±1/32” | |
ECCENTRICITY BOLT CIRCLE & FACING (with respect to Bore*) | 2 1/2” and smaller | 1/32” max |
3” and larger | 1/16” max | |
LENGTH THRU HUB* | 10” and smaller | ±1/16” |
12” and larger | ±1/8” | |
THICKNESS | 18” and smaller | +1/8” -0” |
20” and larger | +3/16” -0” |
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