ASTM 53 Schedule 80 Pipe
ASTM A 53 Grades A and B
Black and Gaivanized Pipe is manufactured for ordinary use in steam, water, gas, and air lines. UL listed and FM Approved, sizes 1'' through 6'' nominal, for use in Fire Sprinker Pipe Applications.
Mechanical Properties
Grades A：Yield 30,000 [205 Mpa] psi minimum Tensile: 48,000 psi [330 Mpa] psi minimum
Grades B：Yield 35,000 [240 Mpa] psi minimum Tensile: 60,000 psi [415 Mpa] psi minimum
|
NPS Designator
|
DN
Designator
|
Outsider Diameter |
Insider Diameter |
Wall Tickness |
Nominal Weight (Mass) per unit Length | ||||||
| (inches) | (mm) | (inches) | (mm) | (inches) | (mm) | Plain End (b/ft) |
Plain End (kg/m) |
Threads & Couplings (b/ft) |
Threads & Couplings (kg/m) |
||
| 1/8 | 8 | 0.405 | 10.3 | 0.215 | 5.5 | 0.095 | 2.41 | 0.31 | 0.47 | 0.32 | 0.46 |
| 1/4 | 8 | 0.540 | 13.7 | 0.302 | 7.7 | 0.119 | 3.02 | 0.54 | 0.80 | 0.54 | 0.80 |
| 3/8 | 10 | 0.675 | 17.1 | 0.423 | 10.7 | 0.216 | 3.20 | 0.74 | 1.10 | 0.74 | 1.10 |
| 1/2 | 15 | 0.840 | 21.3 | 0.549 | 13.9 | 0.147 | 3.73 | 1.09 | 1.82 | 1.09 | 1.82 |
| 3/4 | 20 | 1.050 | 26.7 | 0.742 | 18.8 | 0.154 | 3.91 | 1.48 | 2.20 | 1.48 | 2.21 |
| 1 | 25 | 1.315 | 33.4 | 0.957 | 24.3 | 0.179 | 4.55 | 2.17 | 3.24 | 2.19 | 3.25 |
| 1-1/4 | 32 | 1.660 | 42.2 | 1.278 | 32.5 | 0.191 | 4.85 | 3.00 | 4.47 | 3.03 | 4.49 |
| 1-1/2 | 40 | 1.900 | 48.3 | 1.500 | 38.1 | 0.200 | 5.08 | 3.63 | 5.41 | 3.85 | 5.39 |
| 2 | 50 | 2.375 | 60.3 | 1.939 | 49.3 | 0.218 | 5.54 | 5.03 | 7.48 | 5.08 | 7.55 |
| 2-1/2 | 65 | 2.875 | 73.0 | 2.323 | 59.0 | 0.276 | 7.01 | 7.67 | 11.41 | 7.76 | 11.52 |
| 3 | 80 | 3.500 | 88.9 | 2.900 | 73.7 | 0.300 | 7.62 | 10.26 | 15.27 | 10.35 | 15.39 |
| 3-1/2 | 90 | 4.000 | 101.6 | 3.364 | 85.4 | 0.318 | 8.08 | 12.52 | 18.63 | 12.67 | 18.82 |
| 4 | 100 | 4.500 | 114.3 | 3.826 | 97.2 | 0.337 | 8.56 | 15.00 | 22.32 | 15.20 | 22.60 |
| Permissible Variations for ASTM A53 Grades A and B Pipe | |||
| O.D | Over | Under | |
| Outside Diameter |
NPS 1/8 to 1-1/2 DN 6 to 40 |
1/64'' (0.4mm) |
1/64'' (0.4mm) |
| NPS 2 and up DN 50 and up |
1% | 1% | |
| Wall Tickness at Any Point | ........... | 12.5% | |
ASTM A 53 Grades A and B
Black and Gaivanized Pipe is manufactured for ordinary use in steam, water, gas, and air lines. UL listed and FM Approved, sizes 1'' through 6'' nominal, for use in Fire Sprinker Pipe Applications.
Mechanical Properties
Grades A：Yield 30,000 [205 Mpa] psi minimum Tensile: 48,000 psi [330 Mpa] psi minimum
Grades B：Yield 35,000 [240 Mpa] psi minimum Tensile: 60,000 psi [415 Mpa] psi minimum
