STANDARD ASTM A-53 SCHEDULE 40 BLACK & GALVANIZED STEEL PIP STANDARD DIN 2440/2444 : BLACK & GALVANIZED STEEL PIPE STANDARD BS 1387 : 1985 CLASS HEAVY BLACK & GALVANIZED STEEL PIPE STANDARD BS 1387 : 1985 MEDIUM BLACK & GALVANIZED STEEL PIPE
STANDARD BS 1387 : 1985 CLASS LIGHT BLACK & GALVANIZED STEEL PIPE CLASS COMMERCIAL QUALITY (A1) BLACK & GALVANIZED STEEL PIPE STANDARD TIS 276.277-2532 BLACK & GALVANIZED STEEL PIPE  

GALVANIZED STEEL PIPE : ท่อประปา


CLASS COMMERCIAL QUALITY (A1)  BLACK & GALVANIZED STEEL PIPE
CHEMICAL COMPOSITION MECHANICAL PROPERTIES    
C Mn P S TENSILE STRENGTH YIELD STRENGTH ELONGATION HYDROSTATIC TEST (BAR) PIPE THREADS
MAX% MAX% MAX% MAX% kk kk % c kk
- - - - 320 N/mm - 20 50 55

Nominal size (DN) Outside Diameter Wall Thickness Calculated Weight ThreadsPer 25.4 mm. Number of piece per Bundle
  Max Min   Plain Ends Threads & Coupling    
in. in. mm. in. mm. mm. Ib./ft. kg./ft. kg./m. Ib./ft. kg./ft. kg./m.    
1/2 (15) 0.841 21.4 0.803 20.2 1.9 0.606 0.276 0.904 0.612 0.278 0.913 14 169
3/4 (20) 1.059 26.9 1.023 26.0 2.0 0.831 0.378 1.24 0.838 0.381 1.25 14 127
1 (25) 1.328 33.8 1.260 32.0 2.3 1.214 0.552 1.81 1.227 0.558 1.83 11 91
1 1/4 (32) 1.670 42.5 1.606 40.8 2.3 1.609 0.732 2.40 1.629 0.741 2.43 11 61
1 1/2 (40) 1.903 48.4 1.850 47.0 2.5 1.918 0.872 2.86 1.945 0.884 2.9 11 44
2 (50) 2.370 60.2 2.322 59.0 2.5 2.461 1.119 3.67 2.508 1.140 3.74 11 37
2 1/2 (65) 2.991 76.0 2.913 74.0 2.8 3.373 1.533 5.03 3.453 1.570 5.15 11 24
3 (80) 3.491 88.7 3.432 87.2 2.9 4.164 1.893 6.21 4.278 1.945 6.38 11 19
4 (100) 4.481 113.9 4.448 113.0 3.2 5.834 2.652 8.70 6.042 2.746 9.01 11 14
5 (125) 5.534 140.6 5.424 137.8 4.0 8.154 3.71 12.16 8.483 3.856 12.65 11 7
6 (150) 6.539 166.1 6.416 163.0 4.0 9.676 4.398 14.43 10.058 4.572 15.00 11 7

DIMENSION TOLERANCE
WALL THICKNESS : 15%
LENGTH : + 50 mm., -0 mm.		  

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