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什么是预应力混凝土用钢绞线、钢丝及棒材?“PRESTRESSED CONCRETE STEEL STRAND, WIRE AND BAR”?

 

预应力混凝土用钢绞线Prestressed concrete steel strand

 

产物特点Features

 

高强度、低松弛、盘卷供应、长度大、消耗低、与混凝土握裹力强、施工较方便。常见抗拉强度等级为 1860mpa( 常用 ),还有 1720、1960、2000mpa 的强度等级。

 

High-strength, low-relaxation, supply in coil, large-length, low-consumption, strong bond with concrete, convenient construction.

Tensile strength grades are of 1860MPa (common) and 1720, 1960, 2000MPa.

 

 

 

 

技术参数Technical Parameters

标准型 1×7 低松弛预应力混凝土用钢绞线技术指标

Technical Indicators of Standard 1×7 Low-relaxation Prestressed Concrete Strand

 

 

 

实行标准Technology Standard

 

适用领域Field of Application

 

用于公路、桥梁、铁路、水利枢纽、锚固拉力构件、核电站、都会建设等。

For roads, bridges, railways, water control projects, anchor tension components, nuclear power plants, city construction, etc.

 

 

重点工程Major Projects

 

 

预应力混凝土用钢丝PRESTRESSED CONCRETE STEEL WIRE

 

产物特点Features

 

高强度、低松弛、盘卷供应、长度大、消耗低,其中螺旋肋钢丝与混凝土握裹力强。

 

High-strength, low-relaxation, supply in coil, large-length,lowconsumption, spiral rib steel wire has strong bond with concrete.

 

 

 

技术参数Technical Parameters

螺旋肋预应力钢丝技术性能
Technical indicators of prestressec spiral rib steel wire

 

 

消除应力光圈钢丝技术性能
Technical indicators of prestressec smooth round wire

 

管道用冷拉预应力钢丝技术性能
Technical indicators of cold drawn wirc for pipc

 

实行标准
Technology Standard

 

适用领域
Field of Application

应用在预应力混凝土电线杆、预应力混凝土空心楼板、预应力混凝土轨枕、高速铁路预应力混凝土轨枕板、预应力混凝土输水管道等构件当中。

Used in prestressed concrete utility poles, prestressed concrete hollow s labs, prestressed concrete sleepers, express railway prestressed concrete sleeper plates, prestressed concrete water pipes and other components.

 

预应力混凝土用无粘结钢绞线UNBONDED PRESTRESSED CONCRETE STEEL STRAND

 

产物特点Features

由钢丝或钢绞线制成、摩擦损失小、无需二次灌浆、施工较方便。

Made with steel wire or strand, small friction loss, no need of a secondary flling, and convenient construct ion.

 

技术参数Technical Parameters

 

实行标准Technology Standard

实行标准为 JG161-2004,可按客户要求提供符合其他标准的预应力混凝土用无粘结钢绞线,护套颜色由客户任意确定。

The implementation standard is JG161-2004, Unbonded prestressed, concrete steel strand with other standards can be provided according to customer's requirements, and the sheathed color of Unbonded prestressed concrete steel strand can also be determined by the customer.

 

适用领域Field of Application

用于大开间板类结构、机场跑道、引水渡槽、大直径输水管、基础锚固。

Used in large-bay plate type structures, water aqueducts, largediameter pipes, foundation anchors.

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