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


STANDARD DIN 2440/2444 : BLACK & GALVANIZED STEEL PIPE
CHEMICAL COMPOSITION MECHANICAL PROPERTIES    
C
MAX%		 Mn
MAX%		 P
MAX%		 S
MAX%		 TENSILE STRENGTH YIELD STRENGTH ELONGATION % HYDROSTATICTEST (BAR) PIPE THREADS
- - - - 310-540 N/mm 185 N/mm 12-18 50 55

Nominal
size
(DN)		 Designation
of
Thread		 Outside
Diameter		 Wall
Thickness		 Weight Threads Per 25.4 mm. Number of pieceper Bundle
Plain Ends Threads & Coupling
    Max (mm.) Min (mm.) mm. kg./m. kg./m.    
10  3/8 17.5 16.7 2.35 0.852 0.858 19 217
15  1/2 21.8 21.0 2.65 1.22 1.23 14 169
20 3/4 27.3 26.5 2.65 1.58 1.59 14 127
25 1 34.2 33.3 3.25 2.44 2.46 11 91
32 1 1/4 42.9 42.0 3.25 3.14 3.17 11 61
40 1 1/2 48.8 47.9 3.25 3.61 3.65 11 44
50 2 60.8 59.7 3.65 5.10 5.17 11 37
65 2 1/2 76.6 75.3 3.65 6.51 6.63 11 24
80 3 89.5 88.0 4.05 8.47 8.64 11 19
100 4 115.0 113.1 4.50 12.1 12.4 11 14
125 5 140.8 138.5 4.85 16.2 16.7 11 7
150 6 166.5 163.9 4.86 19.2 19.8 11 7

DIMENSION TOLERANCE
WALL THICKNESS :  -12.5%, NOT LIMIT
WEIGHT :  10% PER PIECE
                :  7.5% FOR A CONSIGNMENT OF NOT LESS THAN 10t.

  

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