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Zhejiang Number One Valve Co., Ltd(ONEV) is located in Oubei town Wenzhou City, called "town of China Valve & Pump" It is a professional manufacturer integrating valve development, design, production, sales and service. The company covers an area of 18000 square meters with two production bases in both Wenzhou City and Lishui City.
The main products of ONEV are Ball valve, Gate valve, Globe valve, Check valve, Plug valve, Butterfly valve, etc., totally more than 50 series and thousands of specifications. All the products of ONEV are processed with updated technology strictly conforming to international advanced standards such as API, ANSI, BS, DIN, NF, JIS, JPI, GB, JB and so on. Nominal diameter(NPS): 1/4 Inch-56 Inch(DN8-DN1400); Pressure class: 1500LB-2500LB(PN0.1Mpa-42Mpa); Operating temperature: -196-680 centigrade. The main material of the valves are Carbon steel, Alloy steel, Stainless steel, Ti, Monel, Alloy 20, etc., we also can cast and produce according to the clients special material requirements.
The company has set up the perfect quality control and guarantee system to ensure excellent quality and best service. Besides, ONEV has been accredited to ISO 9001: 2000, CE, API international qualified certificates. The company has employed sophisticated processing center, testing and inspecting equipments, test center, chemical composition analysis, mechanical performance test, guarantee spectral analysis, nondestructive inspection, supersonic thickness gauge and hardness test, liquid pressure test, low leak test as well as various special facilities.
ONEV always commit itself to pursue innovation and utilize new technology, new arts and crafts, new materials to develop high quality products. For years experience and service, they are extensively used in Chinese industry line and important projects of oil refining, gas pipelines, petroleum, electric power, pharmaceuticals etc. Meantime, our products make a broad market in more than twenty countries over the world, distributed in Europe and United States, South American, Middle East, Southeast Asia, Africa, and have enjoyed good reputation and trust. We will try our best to supply superior quality products, satisfied after-sale service and technical supports to customers.
ONEV always persist in the idea of "All for customer satisfaction" to become bigger and stronger for country valve construction. We warmly welcome all the partners come to co-operate with us and make a brilliant future.
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China (Mainland)
Hangzhou Ever-Power Transmission Co., Ltd. 
