波形护栏板 波形护栏板厂

（1）波形梁护栏板、立柱、防阻块、横隔梁、端头、螺栓、螺母等构件应符合《高速公路波形梁钢护栏》（JT/T281—1995）及《公路三波形梁钢护栏》（JT/T457—2001）产品标准的规定。生产厂方在提供产品时，应同时提交产品质量合格证书。

(1) waveform beam plate, a vertical column, an anti block, cross beam and an end, bolts, nuts and other components separated should conform to the requirements of the highway guardrail "(JT/T281 - 1995) and the road three wave beam steel guardrail" (JT/T457 -- 2001) standard products of. The manufacturers in providing products, product quality certificate should be submitted at the same time.

（2）波形梁板、立柱、防阻块、端头、托架等部件应符合《碳素结构钢》（GB/T700—1988）的Q235牌号钢的要求。

(2) wave beam plate, column, block, end, bracket and other parts should be in accordance with the "carbon structural steel" (GB/T700 - 1988) of the Q235 grades of steel requirements.

（3）连接螺栓、螺母、垫圈、横梁垫片等部件应符合《碳素结构钢》（GB/T700—1988）的要求，其抗拉强度不得小于375MPa和400MPa（分别适用于JT/T281—1995和JT/T457—2001）。

(3) connecting bolts, nuts, washers, beam gasket components should comply with the "carbon structural steel" (GB / T700 - 1988) requirements, the tensile strength shall not be less than 375MPa and 400MPa (were applied to JT/T281 - 1995 and JT/T457, 2001).

（4）高强度拼接螺栓连接副应符合《低合金高强度结构钢》（GB/T1591-1994）、《优质碳素结构钢》（GB/T699-1999）或《合金结构钢》（GB/T3077-1999）的要求，公称直径16mm、8.8S级抗拉荷载不得小于133kN。

(4) high strength bolted splice connection deputy shall comply with the requirements of the low alloy high strength structural steel "GB/T1591-1994, the high quality carbon structural steel" GB/T699-1999 or the alloy structure steel, GB/T3077-1999, nominal diameter of 16mm, 8.8s tensile load shall not be less than 133kN.

（5）为保证产品质量，对波形梁护栏各部件的外观、尺寸、防腐处理进行抽样检查。不相同的部件各以200件一批为取样单位，分别取出一片护栏板、一个端头、一根立柱、一块托架进行检查，如果受检的构件不符合要求，另取两件检验；如果这两件中仍有一件不符合要求，则以此为样品的整批产品应被拒收，一切费用由承包人自付。

(5) to ensure the quality of products, the appearance, size and corrosion resistance of various parts of the guard rails were sampled and checked. Different components to 200 pieces of a number of sampling unit, respectively, removed a piece of guardrail plate, a head, an upright post, a bracket are examined, if by inspection of the component does not meet the requirements, take another test; if this is still a does not meet the requirements, the to sample the entire batch of products should be rejected, all expenses by the contractor pays.

（6）护栏板、端头梁、立柱的长度和宽度方向不允许焊接，构件不应出现裂缝。

(6) the length and width of the rail, the end of the beam and the column are not allowed to be welded, and the members should not crack.

（7）高强度螺栓应抽样进行楔负载拉力试验，断裂应发生在螺纹部分或螺纹与杆部交接处；如不能做楔负载拉力试验，则应做芯部硬度试验，芯部硬度值为洛氏HRC34～40。螺母应抽样进行保证荷载和硬度试验。

(7) of high strength bolts should be sampled to wedge load tensile test, fracture occurred at the threaded portion or thread and rod junction; if not wedge tensile load test, you should do core hardness test, hardness of the core values of Rockwell HRC34 ~ 40. The nut shall be sampled to ensure the load and hardness test.

（8）每批高强螺栓都应有出厂合格证，螺栓连接副扭矩应附有扭矩系数的平均值、标准偏差的试验数据和扭矩系数测试时的环境温度等技术资料。

(8) each batch of high strength bolts should have the factory certificate, the bolt connection vice torque should be accompanied by the torque coefficient of the average value, standard deviation of the test data and torque coefficient test environment temperature and other technical information.

（9）波形梁护栏、活动式钢护栏及螺栓、螺母、垫圈、垫片等所有部件均应按《高速公路交通工程钢构件防腐技术条件》（GB/T18226-2000）的规定采用热浸镀锌（铝）进行金属表面处理；热浸镀锌应采用《锌锭》（GB/T470—1997）中所规定的特一号锌锭或一号锌锭，镀锌构件锌层质量应符合表602-1的规定。热浸镀铝应采用《重熔用铝锭》（GB/T1196-1993）中所规定的特一级、特二级、一级铝锭，镀铝构件铝层质量应符合表602-2的规定。

(9) W-beam guardrail, activity type steel guardrail and bolts, nuts, washers, gaskets, etc. all the parts shall be in accordance with the provisions of the highway traffic engineering steel structure anticorrosion technical conditions "GB/T18226-2000 by hot dip galvanized (AL) metal surface treatment; hot dip galvanizing should adopt the" zinc "(GB/T470 - 1997 stipulated the special No. a zinc ingots or 1 zinc ingots, component galvanized zinc layer quality shall conform to specified in table 602-1. Hot dip aluminum should adopt the remelting with aluminum ingot "(GB/T1196-1993) required a special, special secondary and primary aluminum ingot, aluminum aluminum component layer quality shall conform to the requirements in table 602-2.

高强度螺栓进行热浸镀锌处理后，对高强度螺栓连接件表面要涂黄油，并进行磷化润滑处理，在出厂时应密封包装，以防运输、保存期间生锈或弄脏。

Hot dip galvanized high strength bolts, of high strength bolt connection surface should be coated with butter, and phosphatizing lubrication, in the factory should be sealed packaging, to prevent transportation, preservation period of rust or dirty.

（10）镀锌构件的锌层应均匀，试样经硫酸铜溶液浸蚀5次不变红，并符合《高速公路波形梁钢护栏》（JT/T281-1995）附录B的规定；镀锌构件的锌层应与基底金属结合牢固，经捶击试验镀锌层不剥离、不凸起，并符合《高速公路波形梁钢护栏》（JT/T281-1995）附录C的规定。

(10) component galvanized zinc layer should be uniform sample by etching of the copper sulphate solution, 5 times the same red, and in accordance with the provisions of the highway guardrail, JT/T281-1995 Appendix B; component galvanized zinc layer should be and base metal is firmly combined by hammering test galvanized layer not peeling, not raised, and in accordance with the provisions of the highway guardrail, JT/T281-1995 Appendix C. The

（11）镀铝构件的铝层应均匀，不允许有针孔，按《高速公路交通工程钢构件防腐技术条件》（GB/T18226-2000）铝层有孔度试验后，无红褐色的氢氧化铁沉积物；镀铝构件的铝层应与基底金属结合牢固，按GB/T18226-2000铝层弯曲试验后，铝层不剥离、不凸起，不得开裂或起层到用裸手指能够擦掉的程度。

(11) aluminum component of the aluminum layer should be uniform, does not allow a pinhole, according to the layer of the expressway traffic engineering steel parts anticorrosion technology conditions "(GB/T18226-2000) aluminum porosity test, no red brown ferric hydroxide sediment; aluminium layer of aluminum components should be and metal substrate firmly combined, according to GB/T18226-2000 aluminum coating bending test, aluminum layer peeling off, raised, not cracking or layer to a bare finger to erase.