Welded Hollow Stainless Steel Valve Spheres
The hollow valve ball of Zhenhong includes two types, one is sheer hollow and another is welded hollow.
The welded hollow valve sphere is patented product of Zhenhong, it has more complicated manufacturing process, surely with more reliable quality than sheer hollow valve spheres. Generally speaking, It made of an outer shell and an internal pipe/ tube, welded product of the two parts after combination. Actually, it made from stainless steel sheets/ plates, through cutting, bending, rolling, welding, preforming, combination, ends welding, stem wedge welding, finally came to the blanks, the stiffener or ribs may put inside for large size balls while necessary.
Currently Zhenhong can produce the welded type hollow valve balls up to internal diameter DN1000 (40 inch), and have proven experience for delivering the same largest size to Russian market.
Raw material supply: Tsingshan Steel (Fortune 500)
Fabricating: cutting, bending, rolling, welding, preforming, combination, end welding, stem wedge welding;
Workshop: independent, 3000㎡
Manufacturing: full CNC auto machining
Capacity: max 10,000pcs/day
Quality Control: 100% process + random final inspection
Honor: China largest, top & best, most competitive
Product: Welded Hollow Stainless Steel Valve Ball
Size Range: DN32~DN1000
Design: sheer hollow
Technology: preforming, welded
Type: floating, trunnion, V opening;
Stainless Steel: SS304(L) SS316(L), SS410, SS201; (most competitive)
Duplex Stainless Steel: UNS S31803, S32750, S32760;
Carbon Steel: N.A;
Other Steel: N.A;
Applied Products: flanged ball valves, fully welded ball valves, etc.;
Applied Industries: HVAC, refrigeration, plumbing, waters, steam, gas, chemicals, etc.
WENZHOU ZHENHONG VALVE BALL CO., LTD
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!
- Company Name: WENZHOU ZHENHONG VALVE BALL CO., LTD
- Representative: ZHANG CHENGZHU
- Product/Service: Valve Balls , Valve Spheres , Valve Stems , Valves Seats , Hollow Valve Balls , Floating Valve Balls
- Capital (Million US $): US$8 Million
- Year Established: 2000
- Total Annual Sales Volume (Million US $): US$10 Million - US$50 Million
- Export Percentage: 41% - 50%
- No. of Production Lines: 3
- No. of R&D Staff: Fewer than 5 People
- No. of QC Staff: 5 -10 People
- OEM Services Provided: yes
- Factory Size (Sq.meters): 30,000-50,000 square meters
- Factory Location: No.1509 Tianzhong Road, Longwan District,
- Contact Person: Mr. Kevin Chou
- Tel: +86-577-86999825
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