管销

The products are widely applicable for: brewage, beverage, food, papermaking, pharmacy, architecture, power electricity, petroleum, sewage treatment of chemical industry and so on, facilitating the piping engineering of various industries in China. They are also exported to America, Japan, Taiwan and European regions like Turkey and Germany.

产品广泛适用于：啤酒、饮料、食品、造纸、制药、建筑、电力、石油、化工污水处理等行业，为我国各行业的工程配管提供方便，产品还销往美国、日本、台湾、土耳其及德国等欧洲地区。

Remove the gasket seal on the plane of lower barrel, then remove clevis pin and cotter pin on the rod

移除地下埋管平面上的密封垫圈，拆除连接套上的销轴和开口销，然后拆除上阀杆。

Place gasket seal on the lower barrel, install upper valve rod and rod coupling, fixed by clevis pin and

把密封垫圈放在地下埋管上，安装上阀杆和连接套，用销轴和开口销固定住。

Enterprises leading products: NC Legislative / series of horizontal machining centers, CNC milling profile, metallurgical machinery and equipment and continuous casting single-family, two-way sophisticated patch flexible coupling, bellows, zero backlash, plum blossom, the link -, Case-pins, elastic tube, the Joint Cross, Snake and the crown gear, such as small medium and large-coupling with the Z1-Z20-swelling sets, CNC turret, and so on.

企业主导产品：数控立/卧式系列加工中心、数控仿型铣、冶金连铸机械设备以及系列单、双向精密膜片弹性联轴器、波纹管、零背隙、梅花、连杆式、套柱销式、弹性管、十字万向节、蛇形及鼓形齿式等大中小型联轴器与Z1-Z20型胀紧套、数控刀架等。

Spiral steel pipe company's existing production lines, two of hot-rolled seamless steel pipe production line and four thermal expansion seamless tube production lines, the production φ219-1820 double-helical SAW pipe joints 200,000 tons,φ57-377 seamless hot-rolled 200,000 tons of steel pipes,φ377-630 thermal expansion Seamless Steel Tube 60,000 tons, product implementation SY/T5037, GB/T9711, GB/T8163, API 5L, API 5CT standards, widely applicable to oil and natural gas industry, chemical industry, general Fluid transport and infrastructure projects such as a bridge piling, sells to 27 provinces, municipalities and autonomous regions, and over 700 sales outlets, the reliable quality and high quality services to our customers has won the recognition and welcome.

公司现有六条螺旋钢管生产线、两条热轧无缝化钢管生产线和四条热扩无缝管生产线，年生产φ219-1820螺旋缝双面埋弧焊钢管20万吨、φ57-377热轧无缝化钢管20万吨、φ377-630热扩无缝钢管6万吨，产品执行SY/T5037、GB/T9711、GB/T8163、API 5L、API 5CT标准，广泛适用于石油天然气工业、化学工业、普通流体输送及桥梁打桩基建工程等，销往全国27个省、市、自治区，700多个销售网点，可靠的质量和优质的服务赢得了广大客户的认可和欢迎。

The main production and the fire extinguishers matching accessories: dry powder dusting of assembly, dioxane high-pressure nozzle assembly, dioxane elbow assembly, was clean asbestos, insurance sales, iron leather, Qian Feng, a peg, and Kind of screw joints, all kinds of rubber seals, etc..

主要生产与灭火器配套的消防配件：干粉喷粉管总成，二氧高压喷管总成，二氧弯管总成，无尘石棉被，保险销，铁皮套，铅封，挂具，及各种螺丝接头，各种橡胶密封圈等。

A shear pin which extends outwardly from the top of said torque tube at the other end of said torque tube and is received in said socket.

剪切销延伸，外表由上方的说，扭矩管的另一端说，扭矩管，并说，收到的插座。

Products include a variety chain plate, chain, T, Pin expected, the small material, Daguan materials such as chain materials, building wire, steel structure materials, silk products, pull-round, providing annealing process.

产品包括各种规格链板、链片、卷带、销轴料、小管料、大管料等链条材料、建筑丝、钢结构材料、产品丝、拉光圆，提供退火加工。

Conelruct a whole countryby 1,6O0,O00 dollorts to back fire dragon kiln mosf advancedly A, the product sell eastwards north,the river north.market in Shendong.

以160万元建造全国最先进的退火窑一座，产品销往东北、河北、山东市场，年销售成品管件2000吨，07年管件毛坯销售4000余吨、年产值2600余万元。

BW-WJ universal angular corrugated compensator is made up of structures such as one (or more the two namely composite universal angular type) bellows, forelock, axis, hinge plate, universal loop and standing board etc. It can absorb angular displacement in any plane and bear the pressure or thrust of the bellows. When large compens-ation is required, two or more compensator can be assembled and utilized in series. Besides, the product can also be pre-pressed, pulled or reversed when installed.

BW-WJ型万向角向型波纹补偿器由一个（或二个及以上，即复式万向角向型）波纹管、销、轴、铰链板、万向环和立板等结构件组成，能吸收任意一平面内的角位移并能承受波纹管压力推力的膨胀节，当需要大补偿量时，可采用两个或以上组合分段串联使用，并对产品预压缩、拉伸或扭转安装。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。