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Low Relaxation 15.24mm Prestressed Concrete Steel Strand

Low Relaxation 15.24mm Prestressed Concrete Steel Strand
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Product Code : 15.24mm
Price And Quantity
  • Minimum Order Quantity
  • 100 Ton
  • Price
  • 0.5-9999 USD ($)
Product Specifications
  • Product Type
  • concrete steel strand
  • Material
  • 82B/77B wire rod
Product Description

Product:

low relaxation 15.24mm prestressed concrete steel strand

Standard:

ASTM A416

Grade

Nominal Dia.

(mm)

Tolerance

(mm)

Nominal section area

(mm2)

mass per 1000m

(Kg/1000m)

Minimum Breaking load

Min Load at 1% Extension

(KN)

Lo≥610mm

(%)

The relaxation at 1000 h (Initial load to 70% of nominal max load)   (r/%)

Low-Relaxation

Normal-Relaxation

250

[1725]

9.5

±0.40

51.6

405

89.0

80.1

3.5

2.5

3.5

11.1

69.7

548

120.1

108.1

12.70

92.9

730

160.1

144.1

15.20

139.4

1094

240.2

216.2

270

[1860]

9.53

+0.65

-0.15

54.84

432

102.3

92.1

11.11

74.19

582

137.9

124.1

12.70

98.71

775

183.7

165.1

15.24

140.00

1102

260.7

234.6

Place of Origin:

Tianjin, China (Mainland)

Material:

82B/77B wire rod

Tensile strength:

1860Mpa

Diameter:

15.24mm

Packaging Details

step 1: Coils are wrapped by 8 steel strips; 
step 2: Wrapped by waterproof cloth; 
step 3: Wrapped by 8 steel strips (6+2) ; 
step 4: Added with wooden blocks.

Production Process:

Inspection on wire rod→Surface treatment of wire rod→Wire drawing→Inspection on semi-product→Twisting & stabilizing treatment→Winding→Inspection on finished products→Packing→Stored in warehouse

Shipping: 

coil weight is around 2.5-3.5 tons if no special requirement, one full 20ft container is able to load up to 27 tons, 8-10 coils in each container.

Quality Control:

1. We use the best  82B and 77B raw materials from famous Rockcheck Group and Xingtai Iron & Steel Corp., Ltd.

2. Our self-developed No pickling production line greatly improved the surface treatment.

3. Independent labs with chemical, mechanical and relaxation test equipments.

4. Every coil produced will be tested and official test certificate will be provided.

5. Proper sea-worthy packing.

 

Our Advantages:

1. 25-year production and sales experience since 1994.

2. 5 factories, 15 pc strand production lines, 3 unbonded pc strand lines with more than 500,000 mt production capacity per year.

3. Our products are widely used in many famous projects both in China and overseas. Such as 2008 Olympic stadiums, CCTV new building, 3# terminal of Beijing Capital Airport, Hangzhou Bay Cross-sea Bridge and etc.

4. Enough production lines ensured our quick delivery.

5. Flexible payment terms.

Trade Information
  • Supply Ability
  • 10000 Ton Per Month
  • Delivery Time
  • 20-30 Days
  • Sample Available
  • Yes
  • Sample Policy
  • Contact us for information regarding our sample policy
  • Main Export Market(s)
  • Africa, Middle East, Western Europe, Eastern Europe, South America, North America, Central America, Australia, Asia

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