肇庆冲孔围挡现货 珠海道路护栏 定制市政冲孔护栏价格

详情描述：

肇庆冲孔围挡现货 珠海道路护栏 定制市政冲孔护栏价格

Zhaoqing Punch Fence Spot Zhuhai Road Fence Customized Municipal Punch Fence Price
特点：

Characteristic:

1,多层防砂过滤套具高效防砂性能,能更好地阻挡地层砂粒,满足井下防砂需要。

1. Multilayer sand control filter sleeve has high sand control performance, which can better block formation sand grains and meet the needs of underground sand control.

2,滤孔均匀,渗透性及防堵性能高。

2. Uniform filter hole, high permeability and anti-blocking performance.

3,过滤面积大,流动阻力小,出油率高

3. Large filtration area, small flow resistance and high oil yield

4,不锈钢材质的优异抗腐蚀性能,抗酸,碱,盐腐蚀,可适应油井的特殊要求,缝隙不会因腐蚀而逐渐变大。

4. The excellent corrosion resistance of stainless steel material, acid, alkali and salt corrosion resistance, can meet the special requirements of oil wells, cracks will not gradually become larger due to corrosion.

汕尾组装式冲孔围挡 清远工地围蔽 镀锌冲孔板 工地道路护栏

Shanwei Assembled Punch Barrier for Qingyuan Construction Site Enclosure of Zinc-plated Punch Plate Construction Site Road Guardrail