The Middle Eastern Product standard code of practice for uncoated stress concrete low relaxation seven ply strand for prestressed concrete is governed by ASTM or BS standards. The properties specified in in these standards are reproduced below:

International:

ASTM A416 - Seven-Wire Uncoated Strand - LRPC   [low relaxation]
Diameter
Tensile Strength
Cross sectional area
Mass per metre
Minimum breaking strength
Minimum load at 1% extension
(mm)
(in)
(Mpa)
(Grade)
(mm²)
(in²)
(g/m)
(lb/1000ft)
(kN)
(lbf)
(kN)
(lbf)
9.53
0.375
1725
250
51.61
0.080
405
272
89.0
20000
80.1
18000
1860
270
54.84
0.085
432
290
102.3
23000
92.1
20700
12.7
0.50
1725
250
92.90
0.144
730
490
160.1
36000
144.1
32400
1860
270
98.71
0.153
775
520
183.7
41300
165.3
37170
15.24
0.60
1725
250
139.35
0.216
1094
737
240.2
54000
216.2
48600
1860
270
140.00
0.217
1102
740
260.7
58600
234.6
52740

BS 5896-1980

Diameter
Tensile Strength
Cross sectional area
Mass per metre
Characteristic breaking load
Characterisitic value of 0.1% proof load
load at 1% elongation
(mm)
(Mpa)
(mm²)
(g/m)
(kN)
(kN)
(kN)
9.3
1770
52

+4%

408
+4%
92
78
81
9.6
1860
55
432
102
87
90
11.0
1770
71
557
125
106
110
11.3
1860
75
-2%
590
-2%
139
118
122
12.5
1770
93
730
164
139
144
12.9
1860
100
785
186
158
163
15.2
1670
139
1090
232
197
204
15.7
1770
150
1180
265
225
233

EN 10138 - 3

Diameter
Tensile strength
Cross sectional area
Mass oer metre
Characteristic value of max force
Max value of max force
Characteristic value of 0.1% proof force
(mm)
(Mpa)
(mm²)
(g/m) +/-2%
(kN)
(kN)
(kN)
9.3
1770
52.0
406.1
92.0
106.0
79.1
1860
96.7
111.0
83.2
9.6
1770
55.0
429.6
97.4
112.0
83.8
11
1770
70
546.7
124.0
143.0
107.0
12.5
1770
93.0
726.3
165.0
190.0
142.0
1860
173.0
199.0
149.0
12.9
1770
100.0
781.0
177.0
204.0
152.0
1860
186.0
214.0

160.0

15.2
1770
139.0
1086.0
246
283.0
212.0
1860
259.0
298.0
223.0
15.7
1770
150.0
1172.0
266.0
306.0
229.0
1860
279.0
321.0
240.0

We can also supply as per , Indian Standard, Japanese Standard, Australian Standard & other standards.




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