Product Details

12.7mm unbonded pc steel strand prestressed concrete steel strand floor slab wire, PC steel strands for concrete construction

/ PC wire prestressed concrete steel wire for building trusses, pc wire, high-way bridges used spiral ribs pc wire

Features & Appliactions:

1. The main characteristics of prestressed steel strand and relaxation properties of high strength is good, other than the upright when expanded. Common tensile strength rating of 1860 MPa, as well as 1720,1770,1960,2000,2100 MPa strength grade of the class.

2. The product is mainly used as auxiliary reinforcing strand for concrete structure,such as long spanned bridge's on railway and highway,overhead crane construction,multi-floor industrial building etc.

1.Production details:

(1).Technical Specification:

1*7 PC steel strand 's measure,tolerance and re.mass per meter<GB/T5224-2003>

Steel strand structure	Nominal Dia Dn/mm	Diameter tolerance /mm	Cross section area Sn/mm²	Re.mass per meter/(g/m)	Range(extened)% of core wire’s diameter min
1*7	9.50	+0.30 -0.15	54.8	430	2.5
	11.10	+0.30 -0.15	74.2	582
	12.70	+0.40 -0.20	98.7	775
	15.20		140	1101
	15.70		150	1178
	17.80		191	1500
(1*7) C	12.70	+0.40 -0.20	112	890
	15.20		165	1295
	18.00		223	1750

Technical Data of Uncoated Seven-Wire PC Strand under ASTM A416-1998 & ASTM A416-2002 Standard

Grade	Nominal Diameter of Strand	Tolerance of Diameter	Minimum Breaking Strength of Strand	Minimum Load at 1% Extension (Yield Strength)	Minimum Elongation (Gauge Length 610mm/24inch min)	Nominal Area of Strand	Nominal Weight of Strand (approx)	Maximum Relaxation Loss after 1000 hours
Grade	Nominal Diameter of Strand	Tolerance of Diameter	Minimum Breaking Strength of Strand	Minimum Load at 1% Extension (Yield Strength)	Minimum Elongation (Gauge Length 610mm/24inch min)	Nominal Area of Strand	Nominal Weight of Strand (approx)	Initial Load 70%	Initial Load 80%
Ksi (Mpa)	mm (in)	mm (in)	KN (lbf)	KN (lbf)	%	mm² (in²)	kg/1000m (lb/1000ft)	%
250 (1725)	9.53 (3/8 - 0.375)	+/-0.40 (+/-0.016)	89.0 (20000)	80.1 (18000)	3.5	51.61 (0.080)	405 (272)	2.5	3.5
	11.11 (7/16 - 0.438)		120.1 (27000)	108.1 (24300)		69.68 (0.108)	548 (367)
	12.70 (1/2 - 0.500)		160.1 (36000)	144.1 (32400)		92.90 (0.144)	730 (490)
	15.24 (6/10 - 0.600)		240.2 (54000)	216.2 (48600)		139.35 (0.216)	1094 (737)
270 (1860)	9.53 (3/8 - 0.375)	+0.65/-0.15 (+0.026/-0.006)	102.3 (23000)	92.1 (20700)	3.5	54.84 (0.085)	432 (290)	2.5	3.5
	11.11 (7/16 - 0.438)		137.9 (31000)	124.1 (27900)		74.19 (0.115)	582 (390)
	12.70 (1/2 - 0.500)		183.7 (41300)	165.3 (37170)		98.71 (0.153)	775 (520)
	15.24 (0.6 - 0.600)		260.7 (58600)	234.6 (52740)		140.00 (0.217)	1102 (740)

2.Other Similar Items:

(1) 1*2 PC steel strand 's measure,tolerance and re.mass per meter

Steel strand structure	Nominal Dia Dn/mm		Diameter tolerance /mm	Cross section area Sn/mm²	Re.mass per meter/(g/m)
1*2	Steel strand diameter Dn/mm	Wire diameter Dn/mm	Diameter tolerance /mm	Cross section area Sn/mm²	Re.mass per meter/(g/m)
	5.00	2.50	+0.15 -0.05	9.8	77.1
	5.80	2.90	+0.15 -0.05	13.2	104
	8.00	4.00	+0.25 -0.10	25.1	197
	10.00	5.00		39.3	309
	12.00	6.00		56.5	444

(2) 1*3 PC steel strand 's measure,tolerance and re.mass per meter<GB/T5224-2003>

Steel strand structure	Nominal Dia Dn/mm		Steel strand measurement A/mm	Measurement A Tolerance/mm	Cross section area Sn/mm²	Re.mass per meter/(g/m)
1*3	Steel strand diameter Dn/mm	Wire diameter Dn/mm	Steel strand measurement A/mm	Measurement A Tolerance/mm	Cross section area Sn/mm²	Re.mass per meter/(g/m)
	6.20	2.90	5.41	+0.15 -0.05	19.8	155
	6.50	3.00	5.60	+0.15 -0.05	21.2	166
	8.60	4.00	7.46	+0.20 -0.10	37.7	296
	8.74	4.05	7.56		38.6	303
	10.80	5.00	9.33		58.9	462
	12.90	6.00	11.2		84.8	666
1*31	8.74	4.05	7.56		38.6	303

Our other main products: Galvanized steel wire, Oval wire, Patented wire for redrawing, Roping wire, ACSR galvanzied steel wire, Galvanized steel strands, Pulp baling wire, Extra high tensile products, etc.

Main Market: South and East Asia, South America, Mid-East, Europe

1)Diameter: 0.15mm-8.0mm 2)Tensile Strength: 380Mpa-450 Mpa,600-800Mpa;over 1000Mpa 3)ASTM B 957 , ASTM A

1.Material:Wire rod :BP05,carbon steel 1006,1008,1018,Q195

2.Diameter: 0.15mm-6.0mm

3.Surface treatment:ELECTRO GALVANIZED,HOT DIPPED GALVANIZED

4.Zinc coating: 150G/M2 - 240G/M2

5.Packing:ROLL PACKING WITH PLASTIC SPOOL INSIDE, POLYWOVEN BAG OUTSIDE

STANDARD Z2 PACKING

Contact information:

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Email: rayee2010(at)

Skype: rayee2010

Tel: 86-25-85399268/58071170

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We also manufacture various kinds of the Indented PC steel wire/strand , Spiral PC steel wire/strand, Plain PC steel wire/strand , Unbonded PC steel strand, etc. Welcome to feel free contact us.

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