短期内北京脚手架市场还将持稳偏弱运行出货量还…北京地区脚手架价格较上周跌20-30元。本周北京地区贸易商心态较为谨慎，补库速度减缓，脚手架大户贸易商库存量较为齐全。一些脚手架厂家做钢厂直发，出货量还不错，主要以山东墨龙和元铧的脚手架为主。截至5月31…

郑州脚手架市场价格窄幅上涨。环保利好刺激下，近期期螺持续走强，唐山钢坯和脚手架价格也不断攀升，受此提振，今日郑州脚手架市场低价资源纷纷止跌反弹，成交也有所放量，但多集中在低位，高位仍显缓。从唐山市场来看，受环保趋严影响，今日轧脚手架厂家全面停产，脚手架厂家挺价意愿强，加之期螺仍维持高位，钢坯价格上涨，短期价格或继续保持坚挺，但鉴于 成交明显下滑，继续上涨动力不足，因此，考虑成本有支撑，预计明日郑州脚手架价格将维稳观望。

Zhengzhou square tube market prices rose narrowly. Stimulated by good environmental protection, snails continue to strengthen in the near future, Tangshan billet and square tube prices continue to rise, which boosted the Zhengzhou square tube Market today, low-price resources have stopped falling and rebounded, trading volume has also been released, but mostly concentrated in low, high still slowed down. From the perspective of Tangshan market, affected by the stricter environmental protection, square pipe mills have stopped production in an all-round way today, and square pipe mills have strong willingness to bid. In addition, snails remain at a high level, billet prices rise, short-term prices or continue to remain firm. However, in view of the obvious decline in turnover and insufficient momentum to continue to rise, it is expected that the cost will be supported. Tomorrow Zhengzhou square tube prices will remain stable and wait-and-see. 脚手架价格方面：现唐山产16#工字钢价格为3970元，涨30元；唐山产16#槽钢价格为3960元，涨30元；唐山产5#角钢价格为4080元，涨50元(备注：均为过磅含税价)。

　　厂家总结移动脚手架配件焊接和施工注意事项移动脚手架配件焊接应采用手工电弧焊，在保证同等强度下也可采用其他方法。立杆与横杆焊接，螺杆、插管与底板的焊接，均必须采用周围焊接。焊接必须按照操作规范实施，焊接表面必须平整、光滑，不得有漏焊、焊穿、裂纹…