唐山方管市场价格小幅下跌厂家多以出货为主…方管唐山方管市场价格小幅下跌，成交整体一般，部分方管厂家成交情况不一，低价出货较多。目前下游需求正在逐渐释放，方管厂家整体心态方面偏空，当下厂家多以出货为主。库存方面整体来说要完全消化还需一段时间，随着后期需求的释放，短期内供给压力依然存在。 价格方面，三级E标方管方面，河钢产Φ12mm方管市场…

武汉方管市场价格均上调。今日市场成交较为惨淡，观望心态较重，盘中武汉地区各商户受钢坯、期螺的重拉涨提振，也影响市场价格也逐步上调，需求也受此刺激有小幅跟进，个别 出货尚可，实际成交有一定优惠力度，商家回笼资金意识较强，午后钢坯稳，现普碳方坯含税出厂3580，较昨日涨20元，期螺持红一路高涨，市场上调价格意 识较强，心态暂乐观，因此，预计明日武汉方管市场价格稳或窄幅调整。

The market price of Wuhan Fangguan has been raised. Today's market turnover is rather bleak and wait-and-see mentality is heavy. Businessmen in Wuhan area in Panzhong are boosted by the pull-up of billets and snails, which also affects the gradual increase of market prices. Demand is also stimulated by this, with a small follow-up. Individual shipments are still acceptable. Actual transactions have a certain degree of preferential strength. Businessmen have a strong sense of returning funds, billets are stable in the afternoon, and carbon billets are now manufactured with a tax of 3580, which is more than yesterday's. With a daily increase of 20 yuan, futures snail has been booming all the way, and the market has a strong sense of price adjustment and a temporary optimistic attitude. Therefore, it is expected that Wuhan Fangguan will adjust its market price steadily or narrowly tomorrow. 价格方面：武汉方管市场鄂钢产Φ8-10mm高线市场价格为4310元；鄂钢产 Φ18-22螺纹市场价格为4100元；萍钢产Φ18-22螺纹市场价格为4030元；武钢产Φ18-22螺纹市场价格为4060元；鄂钢产 Φ8-10mm盘螺市场价格为4370元，均涨40元。

Price: Wuhan Square Pipe Market, Egang 8-10mm high-speed wire market price is 4310 yuan; Egang 18-22 thread market price is 4100 yuan; Pinggang 18-22 thread market price is 4030 yuan; Wuhan Steel 18-22 thread market price is 4060 yuan; Egang 8-10mm disc screw market price is 430 yuan, rising 40 yuan.

分析方管表面缺陷的五种检测方法方管方管表面缺陷的检测方法，主要有以下五种：一电涡流检测.电涡流检测有多种形式，常用的有常规涡流检测、远场涡流检测、多频涡流检测和脉冲涡流检测等，利用电涡流传感器对金属进行感应，方管表面不同缺陷类型和形状将产生不同类型的信号。其优点是检测精度高、探测灵敏度高，检测速度快，能检测待检测管材的表面及亚表面，且… 天津方管基本持稳的同时弱势运行出货量低位…方管本周天津方管市场涨跌两难。周内，本地天钢产热轧管坯价格和山东中小管厂出厂价平稳运行，受此影响，本地方管价 格调整的幅度并不大，仅仅窄幅波动。从市场了解到，临近年底多数终端方管厂家已无新增采购计划，因此市场上主流方管厂家日出货量低位平稳，保持在二、三吨到七、 八吨的水平，由于终端需求持续低迷、本地热轧管坯…