High Tensile Galvanized 7 Wire Steel Strand

Type: Drawn Wire Structure/ Type: 1*2; 1*3; 1*7 ; Material: SWRH77B;82B, Tensile Strength: 1860 MPa

Company introduction 

Shareglory Chemical Industrial Co., Ltd. is located in Tianjin, the largest economic trade center in north of China. Shareglory is a high-tech chemical and low relaxation prestressed concrete steel strand enterprise integrated with R&D, manufacturing and foreign trade, specialized in the supply of chemical raw materialsand low relaxation prestressed concrete steel strands.

Usage:The product is mainly for the use of prestressed concrete structure reinforced. such as large –span bridges   on  railway and highway, overhead crane beam, rock-soil anchoring project, multi-story industrial buildings, stadiums, coal mines and etc.

Package:  Standard export packing with strong anti-rust materials

 Specification List

Commodity	Appearance	Structure	Nominal Dia. (mm)	Tolerance (mm)	Section area	Mass /m (g/m)	Tensile strength (mm)	Relaxation (1000h)
PC strand	Plain Surface   Indented Spiral-ribs	1*2 1*3 1*7 1*19	8.0	+0.30 -0.15	25.1	197	1770 1860 2000	Low relaxation≤2.5%
			9.3,		51.61	405
			9.5,9.53,		54.8	430
			11.1		74.2	582
			12.5		92.9	729
			12.7,		98.7	775
			15.2		140	1101
			15.24 ,		140	1102
			15.7		150	1178
			17.8 ,		191	1500
			21.6		285	2237
Unbonded prestressing steel strand	Polyethylene grease coating	1*7	12.5	+0.40 -0.20	92.9	729	1770 1860	Low relaxation≤2.5%
			12.7		98.7	775
			15.2		140	1101
			15.24		140	1102
			15.7		150	1178

High Tensile Galvanized 7 Wire Steel Strand