The results show that the welding current, welding velocity and gas feed rate significantly influence the surface forming performance and mechanical properties of the welding joints. And thus, a set of weldi...
经过对其接头进行显微组织分析观察发现，焊接接头组织及第二相的变化导致接头处的拉伸强度和硬度均低于母材，并且焊缝区由基体α-Mg和附集于晶界的β-Al12Mg17两相组成。
The impact toughness of ERW steel pipe raw material is a multiple times than seamless steel pipe, therefore the impact tightness of weld line is rather important to ERW steel pipe. By controlling impurity capacity of raw material, the height of flash and direction, mold border shape, leg, welding speed, heating power and frequency, weld extrusion variable, intermediate frequency temperature and depth, air-cooled length, it assures the impact of weld line reach 60% of the raw material. If the weld line is further optimized, the impact of weld line can approach its raw material, finally realizing the same performance as seamless pipes.
由于 ERW 钢管母材的冲击韧性数倍于无缝钢管，焊缝处的冲击韧性是 ERW 钢管的关键，通过控制原材料杂质含量、纵剪毛刺高度与方向、成型边部形态、焊角、焊接速度、加热功率与频率、焊接挤压量、中频退伙温度与深度、空冷段长度等工艺参数保证了焊缝的冲击功达到母材的60%以上，如进一步优化，可实现焊缝冲击功接近母材，从而实现性能无缝化。
Companies specializing in providing customers with: high-performance instant adhesives, UV adhesives, silicone adhesives, SMT surface mount adhesive, screw fixed, surface or vaginal plastic film welding, electronics potting and filling glue, LCD with plastic, thermal plastic, machinery equipment maintenance, vehicle maintenance with plastic, promoting agents, cleaning agents and the rationale for the surface of things, etc.
公司专业为客户提供：高性能瞬间粘接剂、紫外线粘接剂、硅橡胶粘接剂、SMT表面贴片胶、螺纹固定剂、表面或阴焊覆膜胶、电子产品灌封与填充胶、LCD用胶、导热胶、机械设备维护、汽车维护用胶、促进剂、清洗剂及表面外理剂等产品。
High-performance instant adhesives, UV adhesives, silicone adhesives, SMT surface mount adhesive, screw fixed, surface or vaginal plastic film welding, potting and filling Electronics Products plastic, LCD with plastic, thermal plastic, machinery equipment maintenance, vehicle maintenance with plastic, promoting agents, cleaning agents and the rationale for the surface of things, etc. Products.
高性能瞬间粘接剂、紫外线粘接剂、硅橡胶粘接剂、SMT表面贴片胶、螺纹固定剂、表面或阴焊覆膜胶、电子产品灌封与填充胶、LCD用胶、导热胶、机械设备维护、汽车维护用胶、促进剂、清洗剂及表面外理剂等产品。2。
Valve welding electrode D557 line GB EDCrNi-C-15 Description: D557 is a low hydrogen sodium type coating CrNiSi valve welding electrode, welding of metal depend to a large number of silicon reinforced by austenite and ferrite, with the aging time increased, hardness and resistance to abrasion further improve performance, welding metal has good resistance to corrosion, oxidation and corrosion resistance, using DCRP.
D557阀门堆焊焊条符合 GB EDCrNi-C-15 说明：D557是低氢钠型药皮的CrNiSi型阀门堆焊焊条，堆焊金属依靠大量硅进行强化，得到奥氏体+铁素体组织，随着时效时间的增长，硬度和抗擦伤性能有进一步的提高，堆焊金属具有良好的抗侵蚀、抗氧化性和抗腐蚀性能，采用直流反接。
Relying on military defense technology company, has specialized electromagnetic shielding of electronic and machinery product design experts, advanced sheet metal, mold processing, and production of smart cards and laser processing equipment, to have access to professional certification of metal welding, integrated wiring, HVAC, Fire control, security, network installation commissioning of the scene of several engineers, to engage in independent high-performance computer room, welding and assembly-type electromagnetic shielding room, conference room confidentiality shield silencers, CA and Certification Center, MRI MRI room, ear-room, Brain EMG room, industrial design and construction of medical anechoic chamber.
公司依托国防军工技术、拥有专业的电磁屏蔽及机械电子产品设计专家，拥有先进的钣金、模具加工、智能卡生产及激光加工设备，有获得专业认证的金属焊接、综合布线、暖通空调、消防控制、安全防范、网络调试的现场安装工程师数名、能够独立从事高性能计算机机房、焊接及组装式电磁屏蔽室、屏蔽消音保密会议室、CA认证中心、MRI核磁共振室、耳音室、脑肌电室、工业医疗消声室设计施工。
Which can be used to assess welding technological property and improve the performance of the welding machine.
该信息能够用于焊接工艺性能的评定与焊机性能的改进。
Based on the MAG welding experiments and the welding performance of different materials, the welding technique of corner joint between 0Crl8Ni9 steel and 16MnDR steel is discussed.
在异种材料焊接性能分析和MAG焊接试验的基础上，探讨了奥氏体不锈钢(0Cr18Ni9)和低温压力容器用钢(16MnDR)角接接头的焊接工艺。
The key technologies, the transverse weld topography and the performance of high-power fiber laser lap-welding dissimilar materials were analyzed, so as to control and optimize the craft quality of fiber laser welding automobile body.
分析异种材料高功率光纤激光器搭接焊关键技术、焊缝成形形貌和性能，以控制和优化车身光纤激光焊接工艺质量。
This company produces the NBC series semi-automatic gas shielded welding with traditional triac power savings compared to 30 percent effectiveness, but also has a welding high strength, combined with good performance, welding speed and so on.
本公司生产的NBC半自动系列气体保护焊与传统可控硅焊机相比具有节约电能百分之三十的功效，还具有焊接强度高，结合性能好，焊接速度快等特点。
These materials are not resistant to arc erosion, and engage in melting, and welding on a more traditional technique has significant advantages, while at the same time stable contact resistance and good electrical conductivity and thermal conductivity, while ensuring electric contact Satisfied Life expectancy, breaking electrical properties, etc. At the same time, further enhance the contact of the engaging welded, such as wear-resistant performance, and therefore fundamentally guaranteed high-quality contacts.
这些材料不经耐电弧侵蚀性，搞熔性，焊接方面较传统工艺上有显著优势，同时能稳定地接触电阻和良好地导电导热性，在保证触点满足电寿命，分断等电器性能的同时，进一步提高了触头的搞熔焊，耐磨损等性能，因而从根本上保证了触点的高品质。
It has steady arc, tranquil molten pool, less spatter, excellent welding performance. When netword voltage changes, it can compensate automatically.
焊机装有集成元件，电弧稳定，熔池平静，飞溅小，焊接性能优良，并能自动补偿电网电压变化。
In order to investigate the influence of the welding residual stress for the fatigue performance of the welded joints, the welding residual stress is calculated by the software ANSYS. Firstly, the temperature field of welded joints is simulated.
首先模拟接头的焊接温度场，在此基础上计算接头残余应力，并且分析研究了焊接接头尤其是疲劳断裂危险区的残余应力分布特征。
The low-carbon nickel material is widely used in various chemical equipments and high-temperature structures for its excellent corrosion and heat resistance, but its poor welding ability due to hot cracks, pores, fusion lackness and bad weld appearance formed during welding process could influence the performance of the structures.
低碳镍材料优良的耐蚀性能和耐热性能使其在各种化工装置和高温结构中得到了广泛的应用，但其焊接性能较差，焊接过程中易出现焊接热裂纹、气孔、未熔合和焊缝成形差等缺陷，缺陷的存在影响了结构的使用性能。
This article explores these considerations and discusses how an air or water-cooled system can help you optimize your MIG or TIG welding performance.
本文探讨了这些因素，并探讨了如何空气或水冷系统可以帮助你优化你还是米格TIG焊表现。
For constant current characteristic PMIG/PMAG welding inverter, one anolog chip is used for pulse current control in most conventional method, that is hard to take account of control system dynamic and static performance in peak period, base period and arc-igniting period, so it is hard to get ideal pulse current waveform control result.
对于恒流特性脉冲焊电源，从脉冲电流控制的角度存在如下问题：大多数传统方法采用一片模拟控制芯片对脉冲电流进行控制，很难兼顾基、峰值期间及引弧期间的控制系统静、动态性能指标，也难在全电流范围获得灵活的、控制较为精确的脉冲波形效果。
Factory production of stainless steel electrodes 102, 022, 302, 402 are titanium calcium type coating, weld metal has good mechanical properties and resistance to intergranular corrosion can be AC-DC dual-use, excellent performance. TIG welding has increased E308.309.316.310 go carbon technologies, so that after welding the metal cladding of the mechanical properties and corrosion resistance can be guaranteed.
本厂生产的102、022、302、402不锈钢焊条是钛钙型药皮，焊缝金属具有良好的机械性能及抗晶间腐蚀性能，可交直流两用，操作性能极好。E308.309.316.310氩弧焊焊丝增加了去炭技术，使焊接后的熔敷金属的力学性能和耐蚀性能得到保证。
The miniature coaxial cable with corrugated copper-tube outer conductor that is manufactured using laser welding process offers satisfied results in both electrical and mechanical performance.
氩弧焊皱纹铜管外导体是将铜带通过成型装置卷成铜管，管缝采用氩弧焊接，再在铜管外表面轧制均匀的波纹，以提高电缆的弯曲性能以及电缆导体径向抗压强度。
Secondly, according to welding procedure, the performance parameters of the robot are determined, then the prototype is designed.
其次，按照焊接工艺的要求，确定了机器人的性能参数并进行了样机设计。
The chemical composition, acid=proof corrosion property, physical and welding performance of two materials used in wet stack anticorrosion are compared and analyzed.
对国内湿烟囱防腐中应用较多的材料的化学成分、耐酸腐蚀性能、物理性能、焊接性能进行了比较分析，认为从技术角度而言，镍基合金优于钛金属。