Overview
NUTORK valves are industrial-grade flow control devices manufactured by the US-based NUTORK Company, a subsidiary of Shanghai Lianggong. They specialize in valves for harsh environments, offering ANSI/API-compliant designs with certifications like ISO 9001. The product line includes ball valves, gate valves, check valves, and butterfly valves, serving sectors from petrochemicals to municipal water systems. Renowned for their robust construction, NUTORK valves integrate advanced sealing technologies such as PTFE or metal-to-metal seats. Their modular designs allow easy maintenance, while options like fire-safe (API 607) and cryogenic variants cater to niche industrial needs.
Structure and Working Principle
A typical NUTORK ball valve comprises a rotating sphere with a bore (for flow control), stem, seats, and body. Turning the handle 90° aligns the bore with the pipeline (open) or blocks it (closed). High-end models feature trunnion-mounted balls for reduced operating torque in large-diameter applications. Gate valves use a wedge-shaped disc that lifts vertically to permit flow, ideal for on/off service. Meanwhile, butterfly valves employ a rotating disc for throttling. All designs incorporate anti-blowout stems and ISO mounting pads for actuator compatibility, ensuring safety and automation readiness.
Key Features
NUTORK valves distinguish themselves through pressure ratings up to ANSI 2500 (420 bar) and temperature ranges from -196°C to 650°C. Electropolished interiors minimize turbulence, while double-block-and-bleed (DBB) configurations enhance isolation safety. Smart versions with IoT-enabled sensors provide real-time data on valve position, leakage, or wear. Corrosion-resistant coatings like Xylan or Hastelloy plating extend service life in seawater or acidic media. The brand’s Quick-Turn series reduces actuation time by 30% compared to conventional designs.
Application Areas
Oil & Gas: Wellhead control, refinery pipelines, and LNG terminals, where API 6D compliance is critical. Chemical Plants: Handling aggressive fluids like sulfuric acid or chlorine, using lined valves. Water Treatment: Butterfly valves for large-diameter cooling water systems. Power Generation: High-temperature steam isolation in boilers. Other uses include pharmaceuticals, food processing (3A-sanitary models), and mining slurry transport.
Maintenance and Precautions
Inspect seals annually for wear—replace V-ring packings if leakage exceeds 100 ppm. Lubricate stems with FDA-approved grease in food applications. Avoid over-torquing during installation to prevent seat distortion. For cryogenic service, purge valves with dry nitrogen before cooling to prevent ice formation. Always verify material compatibility using the manufacturer’s chemical resistance chart. Storage guidelines mandate keeping valves in a dry environment with end protectors installed.
B2B Procurement Guide
Specify parameters: size (DN15–DN1200), pressure class (e.g., PN40), connection type (flanged, threaded, or welded), and actuation (manual, pneumatic, electric). Request certified test reports (e.g., shell test, fugitive emissions). Lead times range from 4 weeks (standard stock) to 12 weeks (customized orders). Bulk discounts apply for 50+ units. Partner with authorized distributors to access warranty coverage (typically 18 months). For urgent projects, inquire about regional warehouse inventories in Asia, Europe, or the Americas.
Related Manufacturers
- 主营：[]
- 主营：刚性防水套管、电气组合套管、柔性防水套管、电动气动阀门、黄铜阀门、钢制伸缩器、法兰蝶阀、人防密闭套管、法兰软密封闸阀、可调式减压阀、集分水器、止回阀、过滤器、阻尼减震器、排泥阀、过轨管、止水环、通气帽、截止阀、法兰弯头、波纹补偿器、橡胶接头、排气阀
- 主营：[]
- 主营：电动阀、过滤器、电磁阀、tlv阀门、dsc阀门、11ld阀门、kitz阀门、控制阀门、气动阀门、阀门气缸、截止阀、调节阀、温控阀、止回阀、软接头、塑料pvc、法兰阀、排气阀、减压阀、安全阀、疏水阀、h125闸阀、10ut球阀、黄铜三通、法兰球阀
- 主营：比例阀、控制阀、调压阀、气动阀门、阀门配件、静态阀门、弧形阀门、提升阀、过滤器、脉冲阀、电磁阀、恒流阀、浮球阀、静音箱、消音器、双联阀、安全阀、流量阀、套筒阀、传动阀、截止阀箱、降噪管道、铜芯线圈、流量调节阀、直行程座阀
- 主营：不锈钢气动球阀、气动调节阀、电动调节阀、蝶阀、球阀、V型球阀
- 主营：衬氟蝶阀、衬氟球阀、衬氟截止阀、衬氟止回阀、衬氟法兰蝶阀、衬氟视镜、气动衬氟隔膜阀、衬氟隔膜阀、衬氟闸阀、衬四氟法兰截止阀、对夹衬氟碟阀、衬氟Y型过滤器、衬氟篮式过滤器、加长杆衬氟三通球阀、衬四氟直通视镜、美标衬氟闸阀、铸钢衬氟蝶阀、上展式气动放料阀、气动放料阀、铸钢衬四氟视镜、衬氟三通球阀、衬氟法兰球阀、篮式过滤器、气动上展阀
- 主营：法兰闸阀、过滤器、止回阀、球磨铸铁地埋阀门、泄压阀、浮球阀、减压阀、焊接球阀、丝扣闸阀、明杆闸阀、沟槽闸阀、暗杆闸阀、高精度闸阀、硬密封闸阀、单向逆止阀、不锈钢闸阀、静音逆止阀、水利控制阀、Y型过滤器、防护闸阀、手动法兰闸阀、软密封法兰明杆闸阀、消防信号沟槽、沟槽明杆闸阀、软密封沟槽明杆闸阀
- 主营：刀型闸阀、水处理闸门、穿透式插板阀、蝶阀、闸板阀、渠道闸门、摆动阀、圆形刀闸阀、方形插板阀、平衡阀、卸料阀、卸灰阀、排污阀、浆液阀、明杆刀闸阀、暗杆刀闸阀、对夹刀闸阀、螺旋闸门、圆盘阀、仓泵卸料阀、美标刀闸阀、隧道浆液阀、陶瓷双闸板阀、双向密封闸阀、旋转进料阀
- 主营：进口球阀、进口减压阀、进口蝶阀、进口电磁阀、进口隔膜阀、进口钢瓶减压阀、进口刀闸阀、进口闸阀、进口针型阀、进口截止阀、进口调节阀、进口角座阀、进口疏水阀、进口安全阀、进口止回阀、进口阻火器、进口过滤器、进口流量计、进口多级泵、进口离心泵、进口隔膜泵、进口计量泵、进口转子泵、进口真空泵、进口屏蔽泵
- 主营：正牌料、高温特种塑胶、工程材料、PFA美国3M、橡胶原料、通用塑胶、PA66、POM、PFA、ETFE、PVDF、PBT、PC、ABS、PEEK、PTFE、FEP、PP、PC/ABS
- 主营：气源分配器、仪表保温箱、球阀、仪表阀门、低温阀门、高温阀门、三阀组、二阀组、五阀组
- 主营：水利阀、过滤器、软密封、消防阀门、防护阀门、止回阀、封闸阀、平衡阀、排气阀、法兰闸阀、电动闸阀、加密闸阀、手动闸阀、信号闸阀、球墨铸铁、地埋闸阀、铸铁蝶阀、伸缩闸阀、锁闭闸阀、闸阀埋地、明杆闸阀、法兰蝶阀、暗杆闸阀、涡轮蝶阀、立式逆止阀
- 主营：吹灰器整机、吹灰器提升阀、吹灰器鹅颈阀、吹灰器跑车、吹灰器内枪管、吹灰器外枪管、吹灰器减速机、吹灰器配件
- 主营：温控阀、除污器、过滤器、普惠阀门、调节阀、逆流阀、hc41x-16q、法兰提篮、水泵流量、自动温度、防爆地漏、压差流量、砂器右旋、立式直通、电动温度、法兰防污、球墨铸铁y、排水管道y、动态平衡阀、铸铁控制阀、防爆波地漏、锁定平衡阀、管道全自动、直通直通篮、浮球阀安装
- 主营：硝酸钢、美标阀、加长杆、截止阀、止回阀、ta2球阀、逆止阀、过滤器、内螺纹、疏水阀、ah14f-16p、抗生素、相钢球、放料阀、304法兰、2205闸阀、2520球阀、h44w-10kjis、c4钢视镜、c4钢球阀、法兰闸阀、美标闸阀、调节球阀、对夹蝶阀、夹套球阀
- 主营：PA66、TPEE、玻纤增强PA66、美国科慕345、PA66 A3EG6、食品级PA66、耐低温PA66、pa66加纤、PA66阻燃加纤、PPSU、PPS粉、EVA粉末、PA66 FR50、PPA、EVA、PET、LCP、POM、PA6T、高温尼龙、PC ABS、PPS、PA9T、PA46、抗紫外线TPU
- 主营：化工泵、潜水搅拌机、减压阀、安全阀
- 主营：塑胶粉末、(特种)工程塑料、热塑性弹性体、美国塞拉尼斯、通用塑料