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Eternoo Machinery Co., Ltd.

Strand manufacturer / supplier in China, offering Made in China ASTM A416 Unbonded P. C. Steel Strand, Wavy Guard Deep Groove High-Angle Conveyor, Free Movement Mobile Downward Conveyor and so on.

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Supplier Homepage Product P.C. steel strand Made in China ASTM A416 Unbonded P. C. Steel Strand

Made in China ASTM A416 Unbonded P. C. Steel Strand

FOB Price: US $700 / Ton
Min. Order: 10 Tons
Min. Order FOB Price
10 Tons US $700/ Ton
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Production Capacity: 100tons /Day
Transport Package: Wooden Pallet and Water Proof Bag Packing
Payment Terms: L/C, T/T

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Basic Info
  • Model NO.: 12.7mm, 15.24mm, 17.8mm, 21.6mm
  • Cross Sectional Shape: Round
  • Type: Steel Coil
  • Surface Treatment: Coated
  • Status: Hard State
  • Price: Most Reasonable
  • Trademark: ETERNOO
  • Origin: China
  • Material: Iron Wire
  • Application: Construction Wire Mesh
  • Wide in Width: 1.5M
  • Metal Wire Drawing: Cold Drawing
  • Thickness: Metal Thick Wire
  • Exporting: South Africa, Middle East, Asia
  • Specification: ASTM A416M-06
Product Description

A. Prestressed Steel stand 1*7wire Specifications:
( standard: ASTM A416/A416M-06 or GB/T 5224-2003)
GradeNorminal
Dia.(mm)
Tolerance
(mm)
Cross section area(Sn/mm2)Re. mass per 1000m(kg/1000m)Minimum braking load(KN)Minimum Load at 1% Extension (KN)Elongation
(%) Lo≥610mm
The relaxation at 1000h(Initial load to 70% of norminal max load)( r%)
Low relaxationNorminal relaxation
270(1860)12.70+0.65
-0.15
98.71775183.7165.13.52.53.5
B.  Grease Specifications:
The anti-corrosion grease used for making producing unbonded steel strand, should have good chemical stability.
1. no erosion effect to around material,;
2. water proof; 
3. good lubrication performance, reducing the friction resistance;
4. won't flow when high heat, and no embrittle when low cold if within the rated temperature range(-20ºC~+70ºC).  
5. The grease property should conform to JG3007-1993, test standard should according to below Table 1.
Table 1:
ITEMQUALITY INDEXTEST STANDARD
III
Work cone penetration 1/10mm296~325265~295GB/T 269
Dropping point ºC ≥160160GB/T 4929
Moisture, %, ≤0.10.1GB/T 512
Steel grid of oil(100ºC,24h) % ≤8.08.0GB/T 0324
Corrosion test (100ºC,24h, 45# steel)qualifiedQualifiedGB/T 0331
Evaporation (99ºC,22h) % h ≤2.02.0GB/T 7325
Performance on low temperature(- 40ºC, 30min)QualifiedQualified
Damp heat test ( 45# steel, 30D) ≤ class22GB/T 2361
Salt fog test (45# steel, 30D) ≤ class22SH/T 0081
Oxidation stability (99ºC, 100h,78.5*104)
 
A: pressure drop after oxidation, Pa ≤
B:acid value after oxidation, mgKOH/g ≤
 
 
14.7* 104
1.0
 
 
14.7*104
1.0
 
 
SH/T 0325
GB/T264
Compatibility to sleeve (65ºC,40D)
A : oil absorption, %  ≤
B: change rate of tensile strength % ≤
 
10
30
 
10
30
 
HG2-146
GB1040
C. Sheathing Specification 
1. Material : HDPE, no erosion effect to around material, water proof, within rated temperature( -20ºC~+70ºC), no embrittle when low cold, and good chemical stability when high temperature.
2. It should never mix with other material which will affect sheathing performance.
3. The sheathing color should be black, can be other color as customized, but must not to use color which will reduce sheathing performance.
4. The thickness should be uniform, 0.8mm~1.0mm.
5. The outer appearance of sheathing should be smooth, no sinking, strand outline not visible, no break, no air vent, no obvious fold, no machinery damage. 
6. Sheathing: tensile strength ≥ 30Mpa; yield strength ≥10Mpa, breaking strength  ≥600Mpa
7. If there is very small damage, it can be fixed by water-proof PE tape.
 
Spec.Tensile  strength (Mpa)Section Area(mm2)Grease mass per meter(g/m)Minimum thickness of coat(mm)Friction factor(μ)Effect modulus(κ)Tendon mass per meter(kg/m)
1*7-12.7mm186098.71431.00.04~0.10.003~0.0040.875
 

A. Prestressed Steel stand 1*7wire Specifications:
( standard: ASTM A416/A416M-06 or GB/T 5224-2003)
GradeNorminal
Dia.(mm)
Tolerance
(mm)
Cross section area(Sn/mm2)Re. mass per 1000m(kg/1000m)Minimum braking load(KN)Minimum Load at 1% Extension (KN)Elongation
(%) Lo≥610mm
The relaxation at 1000h(Initial load to 70% of norminal max load)( r%)
Low relaxationNorminal relaxation
270(1860)12.70+0.65
-0.15
98.71775183.7165.13.52.53.5
B.  Grease Specifications:
The anti-corrosion grease used for making producing unbonded steel strand, should have good chemical stability.
1. no erosion effect to around material,;
2. water proof; 
3. good lubrication performance, reducing the friction resistance;
4. won't flow when high heat, and no embrittle when low cold if within the rated temperature range(-20ºC~+70ºC).  
5. The grease property should conform to JG3007-1993, test standard should according to below Table 1.
Table 1:
ITEMQUALITY INDEXTEST STANDARD
III
Work cone penetration 1/10mm296~325265~295GB/T 269
Dropping point ºC ≥160160GB/T 4929
Moisture, %, ≤0.10.1GB/T 512
Steel grid of oil(100ºC,24h) % ≤8.08.0GB/T 0324
Corrosion test (100ºC,24h, 45# steel)qualifiedQualifiedGB/T 0331
Evaporation (99ºC,22h) % h ≤2.02.0GB/T 7325
Performance on low temperature(- 40ºC, 30min)QualifiedQualified
Damp heat test ( 45# steel, 30D) ≤ class22GB/T 2361
Salt fog test (45# steel, 30D) ≤ class22SH/T 0081
Oxidation stability (99ºC, 100h,78.5*104)
 
A: pressure drop after oxidation, Pa ≤
B:acid value after oxidation, mgKOH/g ≤
 
 
14.7* 104
1.0
 
 
14.7*104
1.0
 
 
SH/T 0325
GB/T264
Compatibility to sleeve (65ºC,40D)
A : oil absorption, %  ≤
B: change rate of tensile strength % ≤
 
10
30
 
10
30
 
HG2-146
GB1040
C. Sheathing Specification 
1. Material : HDPE, no erosion effect to around material, water proof, within rated temperature( -20ºC~+70ºC), no embrittle when low cold, and good chemical stability when high temperature.
2. It should never mix with other material which will affect sheathing performance.
3. The sheathing color should be black, can be other color as customized, but must not to use color which will reduce sheathing performance.
4. The thickness should be uniform, 0.8mm~1.0mm.
5. The outer appearance of sheathing should be smooth, no sinking, strand outline not visible, no break, no air vent, no obvious fold, no machinery damage. 
6. Sheathing: tensile strength ≥ 30Mpa; yield strength ≥10Mpa, breaking strength  ≥600Mpa
7. If there is very small damage, it can be fixed by water-proof PE tape.
 
Spec.Tensile  strength (Mpa)Section Area(mm2)Grease mass per meter(g/m)Minimum thickness of coat(mm)Friction factor(μ)Effect modulus(κ)Tendon mass per meter(kg/m)
1*7-12.7mm186098.71431.00.04~0.10.003~0.0040.875
 
 


tolerance(mm)
Cross section area(Sn/mm2)Re.mass per 1000m(kg/1000m)Minimum Breaking LoadMin Load at 1% Extension(KN)Lo≥610mm(%)the relaxation at 1000h)Initial to 70%of nominal max load)(r/%)
low-relaxationnormal relaxtion
250{1725}9.53±0.4051.614058980.13.52.53.5
11.1169.68548120.1108.1
12.792.9730160.1144.1
15.24139.351094240.2216.2
270{1860}9.53+







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