Ball valve Stems
Ball valve stem is another product and service furnished to our customers. As our customers are allways in purchase of valve balls, stems, seats together, they prefer a complete solution for the whole package.
Zhenhong can furnish the ball valve stems from outer diameterφ10 toφ160, and the stems can be ordered separately from our valve balls.
1. The thread of the ball valve stem adopts self-made extrusion, which has high thread strength and accurate precision.
2. The concentricity of the threaded part and the polished rod part overcomes the long-standing problems of easy distortion and easy damage to the thread rolling die in the domestic thread rolling process.
3. The polished rod part adopts patented technology to achieve mirror effect, easy to open and close, and good sealing.
4. The inverted position is formed by CNC technology at one time, with high accuracy and good inverted sealing performance.
5.The T-slot at the end part adopts forging forming process, which has high efficiency and low cost.
6. The entire production process of the valve stem has reached the international advanced level.
1.The valve opening and closing torque is small, opening is easy and labor-saving, and time-saving.
2. Smooth surface and good coaxiality. High sealing performance in use.
3. Tensile resistance, torsion resistance, high strength, enhance valve life.
Product: Ball Valve Stems
Size Range: φ10 ~φ160
Design: conventional, with anti-static, with blow-out proof
Type: all kinds of;
Stainless Steel: A182 F304(L), F316(L), F6A; (most competitive)
Duplex Stainless Steel: A182 F51, F53, F55, F60;
Carbon Steel: A105(+ENP), A350 LF2(+ENP);
Other Steel: 17-4PH, Monel 400 & K500, Inconel 825 & 625, etc.
Coating: ENP, hard Chrome, Tungsten Carbide, Chrome Carbide, Stellite, Ni55/60, Inconel, etc.
Applied Industries: steam, HVAC, waters, chemicals, oil & gas, etc.
Wenzhou Zhenhong Valve Ball Co., Ltd located in Longwan District of Wenzhou city, Zhejiang province, China, the [hometown of stainless steel", originally established in 2000, specialized in manufacturing solid & hollow Ball valve-balls, size range 1/4"~40"(DN6~DN1000), material mainly in stainless steel, also have duplex stainless steel, special alloy steel and carbon steel, own 3 automatic forging plants and 2 full CNC manufacturing plants, has an occupation area of 30,000㎡ with more than 300 working staffs, daily capacity can reach to Max. 30,000pcs, annual turnover exceed USD15 million, now is China largest small-size stainless steel valve-ball manufacturer and China top 3 valve-ball manufacturer.
l 2000, the president Mr. Wang Guoyue was 15 years old, he left his disabled parents and working as an apprentice in his uncle`s valve-ball factory, started the first career in his life;
l 2011, Mr. Wang borrowed about USD45,000 from his uncle, registered Zhenhong brand, bought two machining lathe, started the small-size stainless steel valve-ball business in his 9 ㎡living room, with limited business in local Wenzhou city, a very humble beginning;
l 2014, influenced by the U.S Senate Bill S3874 (Reduction of Lead in Drinking Water Act), Zhenhong realized sales turnover almost USD15 million , became the largest small-size valve-ball manufacturer, also top 3 valve-ball manufacturer in China, successfully expanded business from Wenzhou local market to China domestic market and global market, also invested three new forging plants, to support its fast growing business;
l 2015, Zhenhong optimized production technology, realized the cost of our forged small-size valve-ball much competitive than the casted of our competitors in Taiwan, then more and more first-class customers and reputable brands established long term cooperation relationship with Zhenhong;
l 2017, Zhenhong invested a new manufacturing plant, mainly process medium & big size (above 6") trunnion valve-balls, also valve-balls with special design and material, enriched the production line;
l 2020, Zhenhong spend about USD20 million bought a 30,000㎡ permanent plant under the poor business situation caused by pandemic covid-19, it will be set with advanced manufacturing and test & inspection equipment, the existing two plants will be merged and moved to the new plant in May of 2022, also will be the new H.Q;
l 2021, Zhenhong will always keep the best product and service to our global customers, positively improve R&D to present you the most competitive, eco-friendly, cost-saving valve-ball solution.
The Zhenhong flight is ready to take off, welcome on board!