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High Strength Low Relaxation PC Strand for Steel Concrete Engineering,Civil projects and post tension

Nanjing Suntay Steel Co.,Ltd

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Address: Huarong Building, No.85 Guanjiaqiao, Gulou District, Nanjing, Jiangsu,P.R.China

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High Strength Low Relaxation PC Strand for Steel Concrete Engineering,Civil projects and post tension

Country/Region china
City & Province nanjing jiangsu
Categories Metal Building Materials
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Product Details

Product Description

Low Relaxation Prestressing Concrete Strand
High tensile strand for pre-stresses in concrete structure by virtue of improved proportional limit, higher ductility combined with higher strengths. They may be supplied in drawn or drawn straightened or stress relieved conditions. They can also be supplied in plain or indented finish. These are manufactured to different international standards and to the specific requirement of each customer.
 
Specification-------------
1. Nominal Dia.:
1*7-9.5mm 9.53mm 12.7mm 15.2mm15.7mm 17.8mm 21.6mm
2. Tensile Strength: 1860Mpa ~ 2100Mpa
Elongation: Not less than 3.5%
Initial Load: Not more than 70%
Relaxation(1000h): 2.5%
Type: Cold drawn wire
Raw Material: SWRH82B Wire Rod
3. Other Diameters are available as per customers' request.
4. Standard: ASTMA416, BS5896, EN10138-3, AS/NZS4672, GB/T5224, KS7002, ISO6934-4, JISG3536.
5. Application: Construction material, widely used
6. Packing and weight: Coil at customer's requirement. (water-proof packing with wood pallets)
7. Minimum order: 20-25tons
8. Payment term: T/T or L/C
 
Features--------------
1. Low relaxation
2. High tensile strength
3. Perfect Machinability
 
Technical date--------------
 
7-Wire Uncoated Steel Strand for Prestressed Concrete as per ASTM A 416
Min.Breaking Strength
Nominal
Dia.
Dia.
Tolerance
Norminal
Steel
Area
Nominal Weight
Min.
Breaking Load
Min.Load
at 1%Extension
Min.Elongation
Lo≥610mm
0.7 G.U.T.S
1000hNorminal Relaxation
MPAmmmmMm2Kg/KmKNKN%%
18609.53
 
 
+0.66,-0.15
54.84432102.392.1
 
 
≥3.5
 
 
≤2.5
11.1174.19582137.9124.1
12.7098.7775183.7165.3
15.24140.01102260.7234.6
17.80190.01492353.0318.0
200012.70+0.66,-0.1598.7775197.4177.7≥3.5≤2.5
15.24140.01102280.0252.0

 

7-Wire Uncoated Steel Strand for Prestressed Concrete as per GB/T5224
Min.Breaking Strength
Nominal
Dia.
Dia.
Tolerance
Norminal
Steel
Area
Nominal Weight
Min.
Breaking Load
Min.Load
at 1%Extension
Min.Elongation
Lo≥610mm
0.7 G.U.T.S
1000hNorminal Relaxation
MPAmmmmMm2Kg/KmKNKN%%
18609.50+0.30,-0.1554.843210286.6
 
 
≥3.5
 
 
≤2.5
 11.1074.2580138117
 12.70
 
 
+0.40,-0.20
98.7775184156
 15.201401101259220
 15.701501178279251
 17.801911500353318
196012.70+0.40,-0.2098.7775193174≥3.5≤2.5

 

7-Wire Uncoated Steel Strand for Prestressed Concrete as perBS5896
Strand typeNorminal DiameterToleranceArea of section

Theoretical

Weight per 1000 meter

Tensile Strength

Specified characteristic

Breaking load

Specified

Characteristics

0.1%yield intinal load

Load at 1% Elongation L0≥500

Minimum Elongation

At Max Load

Relaxation Value 1000h
 mmmmMm2kgN/mm2KNKN  %

 

 

 

Standard

7-wire

9.3+0.3524081770927881

 

 

 

3.5

 

 

 

1.0

 

 

 

2.5

 

 

 

4.5

-0.15
11+0.3715571770125106110
-0.15
12.5+0.4937301770164139144
-0.2
15.2+0.413910901670232197204
-0.2

 

 

 

Super

7-wire

9.6+0.35543218601028790

 

 

 

3.5

 

 

 

1.0

 

 

 

2.0

 

 

 

2.0

-0.15
11.3+0.3755901860139118122
-0.15
12.9-0.151007851860186158163
+0.4
15.7+0.415011801770265225233
-0.2

Die-Drawn

7-wire

12.7

+0.4

-0.2

1128901860209178184

 

3.5

 

1.0

 

2.0

 

2.0

15.216512951820300255264
1822317501700380323334

 

FAQ

Q:If found the product with substardard quality.How can you solve it?
A:The buyer will be required to submit proof file,picture,ideo of the said substandard cargo send to us first. We can also send our engineer to your filed to check it directly,if need any.

 

Q:If sample available?
A:Yes,we can offer sample free of charge.But the express freight should be on buyer’s account.

 

Q:If I order big quantity,what’s the good price?
A:Please send the details enquiry to us ,such as the Item Number,Quantity for each item, Quality request,Logo,Payment Terms,Transport method,Discharge place etc.We will make the accurate quotation to you as soon as possible.


If you are interested in our products, pls feel free to tell me the diameter or nominal section area or the nick name to me. Then,I will send our best quotation to you.

 

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12.5mm(1*7) High Strength Low Relaxation PC Steel Wire Strand 1860MPA used for railway sleeper

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