本文件规定了先张法预应力混凝土管桩的分类及标记、一般要求、技术要求、试验方法、检验规则、标志、贮存、吊装、运输、产品合格证等。本文件适用于工业与民用建筑、市政、桥梁、铁路、公路、机场、港口、水利、电力等工程使用的离心成型先张法预应力混凝土管桩。
本标准规定了先张法预应力混凝土管桩(以下简称管桩)的产品分类、原材料及一般要求、技术要求、试验方法、检验规则、标志、贮存和运输、产品合格证等。
本标准适用于工业与民用建筑、港口、市政、桥梁、铁路、公路、水利等工程使用的离心成型先张法预应力混凝土管桩。
This standard specifies product classifications, raw materials and general requirements, technical requirements, test methods, inspection rules, marking, storage and transportation, and product certification of pretensioned spun concrete piles (here after referred to as “Piles”),etc.
This national standard is applicable to pretensioned concrete piles produced by centrifugal molding process for industrial and civil buildings, port, municipal administration, bridge, railway, highway and water conservancy.