3-wire pc strand

2- and 3- wire pc strand are uncoated steel strand for use in pretensioned and posttensioned prestressed concrete construction . They are produced by us strictly in accordance with standard ASTM A910/A910M , grade 270 has minimum tensile strengths of 1860MPa (270 KSI) ,the relaxation is less than 2.5%

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ADVANTAGES

-Primary advantages

The main advantages of our 2- and 3- wire pc strand,

Single wire diameter tolerance is very narrow

Lay distance could be customized

Package could be customized

-Why should I buy this and 3- wire pc strand ?

Our 2- and 3- wire pc strand could meet all purchase requirements exactly . And our 2- and 3- wire pc strand always have very competitive price in the market. Moreover we are very willing to negotiate the price with the buyer who want to cooperate with us.

-What makes this product different to other factory's 1x3 prestressed steel strand?

Diameter has very narrow tolerance range.

Our 2- and 3- wire pc strand has good performance when the load beyond 90% specified breaking load in the standard.

USE

-Where can our 2- and 3- wire pc strand be used?

Pretensioned and posttensioned prestressed concrete construction.

Concrete products manufacture, such as concrete railway sleeper , precast beam , concrete pole/ concrete colum

SPECIFICATIONS

Breaking strength

Description	Nominal Diameter	Description	Nominal Diameter	Breaking Strength of Strand		Steel Area of Strand		Weight of Strand
in.	in.	mm	mm	lbf	kN	in2	mm2	lbs/1000ft	kg/1000 m
GRADE 250 (1725 MPa)
2x0.114	0.228	2x2.90	5.8	5000	22.2	0.02	13.2	69.9	104
3x0.089	0.189	3x2.25	4.8	4750	21.1	0.019	12	63.3	94.2
3x0.095	0.205	3x2.40	5.2	5250	23.4	0.021	13.6	71.9	107
3x0.114	0.244	3x2.90	6.2	7750	34.5	0.031	19.8	104	155
3x0.118	0.256	3x3.00	6.5	8250	36.7	0.033	21.3	112	167
3x0.138	0.295	3x3.50	7.5	11 250	50	0.045	29	153	228
3x0.158	0.34	3x4.00	8.6	14 500	64.5	0.058	37.4	200.6	298.4
GRADE 270 (1860 MPa)
2x0.114	0.228	2x2.90	5.8	5400	24	0.02	13.2	69.9	104
3x0.089	0.189	3x2.25	4.8	5130	22.8	0.019	12	63.3	94.2
3x0.095	0.205	3x2.40	5.2	5670	25.2	0.021	13.6	71.9	107
3x0.114	0.244	3x2.90	6.2	8370	37.2	0.031	19.8	104	155
3x0.118	0.256	3x3.00	6.5	8910	39.6	0.033	21.3	112	167
3x0.138	0.295	3x3.50	7.5	12 150	54	0.045	29	153	228
3x0.158	0.34	3x4.00	8.6	15 660	69.7	0.058	37.4	200.6	298.4

Yield Strength

Description	Nominal Diameter	Description	Nominal Diameter	Initial Load		Minimum Load at 1% Extension
Description	Nominal Diameter	Description	Nominal Diameter	Initial Load		Stress-Relieved (normal relaxation)		Low Relaxation
in.	in.	mm	mm	lbf	kN	lbf	kN	lbf	kN
GRADE 250 (1725 MPa)
2x0.114	0.228	2x2.90	5.8	500	2.2	4250	18.9	4500	20
3x0.089	0.189	3x2.25	4.8	475	2.1	4038	18	4275	19
3x0.095	0.205	3x2.40	5.2	525	2.3	4463	20	4725	21
3x0.114	0.244	3x2.90	6.2	775	3.5	6588	29.3	6975	31
3x0.118	0.256	3x3.00	6.5	825	3.7	7013	32.2	7425	33
3x0.138	0.295	3x3.50	7.5	1250	5	9563	42.5	10 125	45
3x0.158	0.34	3x4.00	8.6	1450	6.5	12 325	54.8	13 050	11.7
GRADE 270 (1860 MPa)
2x0.114	0.228	2x2.90	5.8	540	2.4	4590	20.4	4860	21.6
3x0.089	0.189	3x2.25	4.8	513	2.3	4360	19.4	4617	20.5
3x0.095	0.205	3x2.40	5.2	567	2.5	4820	21.4	5103	22.7
3x0.114	0.244	3x2.90	6.2	837	3.7	7115	31.6	7533	33.5
3x0.118	0.256	3x3.00	6.5	891	4	7574	33.7	8019	36
3x0.138	0.295	3x3.50	7.5	125	5.4	10 328	45.9	10 125	45
3x0.158	0.34	3x4.00	8.6	566	7	13 311	59.2	14 094	62.7

PACKAGE

Each coil of 2- and 3- wire pc strand has two strong tags securely fastened to it showing the length, size, type and grade,ASTM designation, and the name or mark of the manufacturer.

One tag is positioned where it will not be inadvertently lost during transit, such as the core of a reelless pack. The other is on the outside where it will be accessible for easy identification.

TAGS: prestressed concrete, steel wire, strand (tendons)