NAAMS Tubular Risers
Tubular NAAMS standards risers are manufactured with ASTM A-36 steel. Their height ranges from 850 to 1600mm in 50mm increments.

| NAAMS Code | “A” DIM | “B” | “C” | WT. kg |
|---|---|---|---|---|
| ARB085E | 850.00 | 880.0 | 440.0 | 43.1 |
| ARB085M | 850.00 | 880.0 | 440.0 | 43.1 |
| ARB090E | 900.00 | 930.0 | 465.0 | 44.9 |
| ARB090M | 900.00 | 930.0 | 465.0 | 44.9 |
| ARB095E | 950.00 | 980.0 | 490.0 | 46.7 |
| ARB095M | 950.00 | 980.0 | 490.0 | 46.7 |
| ARB100E | 1000.00 | 1030.0 | 515.0 | 48.5 |
| ARB100M | 1000.00 | 1030.0 | 515.0 | 48.5 |
| ARB105E | 1050.00 | 1080.0 | 540.0 | 50.3 |
| ARB105M | 1050.00 | 1080.0 | 540.0 | 50.3 |
| ARB110E | 1100.00 | 1130.0 | 565.0 | 52.2 |
| ARB110M | 1100.00 | 1130.0 | 565.0 | 52.2 |
| ARB115E | 1150.00 | 1180.0 | 590.0 | 54.0 |
| ARB115M | 1150.00 | 1180.0 | 590.0 | 54.0 |
| ARB120E | 1200.00 | 1230.0 | 615.0 | 55.8 |
| ARB120M | 1200.00 | 1230.0 | 615.0 | 55.8 |
| ARB125E | 1250.00 | 1280.0 | 640.0 | 57.6 |
| ARB125M | 1250.00 | 1280.0 | 640.0 | 57.6 |
| ARB130E | 1300.00 | 1330.0 | 665.0 | 59.4 |
| ARB130M | 1300.00 | 1330.0 | 665.0 | 59.4 |
| ARB135E | 1350.00 | 1380.0 | 690.0 | 61.2 |
| ARB135M | 1350.00 | 1380.0 | 690.0 | 61.2 |
| ARB140E | 1400.00 | 1430.0 | 715.0 | 63.0 |
| ARB140M | 1400.00 | 1430.0 | 715.0 | 63.0 |
| ARB145E | 1450.00 | 1480.0 | 740.0 | 64.9 |
| ARB145M | 1450.00 | 1480.0 | 740.0 | 64.9 |
| ARB150E | 1500.00 | 1530.0 | 765.0 | 66.7 |
| ARB150M | 1500.00 | 1530.0 | 765.0 | 66.7 |
| ARB155E | 1550.00 | 1580.0 | 790.0 | 72.6 |
| ARB155M | 1550.00 | 1580.0 | 790.0 | 72.6 |
| ARB160E | 1600.00 | 1630.0 | 815.0 | 74.4 |
| ARB160M | 1600.00 | 1630.0 | 815.0 | 74.4 |