Wenzhou Galilee Valve Manufacturing Co., Ltd was founded in 2004. Our production base is in Lishui with total building area 8100 ㎡.We have more than 80 employees , Including master, senior engineer. The main Products：trunnion ball, floating ball, seat, body, closure, stem, trunnion, top cover etc. Related material are Carbon steel, Austenite stainless steel, precipitation hardening stainless steel, duplex stainless steel, aluminum bronze, special alloy steel and so on. The maximum production capacity reaches up to 5000 tons.
Our company has Sophisticated machining equipments such as vertical machining center, horizontal machining center, large gantry machining center, high-precision spherical grinder, hard seal 360-degree grinding equipment etc. Laboratory equipments: Desktop Spectrometer, portable spectrometer for material’s analysis of chemical composition; Universal Tensile Tester ,Impact Tester, Portable Brinell hardness tester for the material’s mechanical Properties; UT, MT, PT for detecting test; coating thickness tester, Ultrasonic wave thickness tester and coordinate detector for precision detection. Our high level Products quality is effectively controlled through excellent staff team, high-tech manufacturing and testing equipments, advanced management methods, perfect quality management system, Gll have 20 years experience of manufacturing for balls and other parts, and the Proprietary manufacturing technology of ball. We always Provide the customer with balls for ball valve in stable performance, reliable quality and good appearance which are well sold in domestic and out sea markets, mainly covering US, Germany, Italy, The middle east, southeast Asia and so on.
PRODUCTS DISPLAY
Product Name: Trunnion ball, Hexagon Trunnion Ball,Triangon Trunnion Ball, Semi-disc Ball, Three-Way Ball, Floating ball, body & Other parts
Size and Pressure: D1/2”-56” Class 150Lb – Class 2500Lbss2
Raw Material:
Carbon Steel (low, mild or high):A105, LF2, LF3, LF6, 4130, 4140, F22, A694 (F50, F52,F56,F60,F65,F70)
Austenitic Stainless Steel: F304, F304L, F316, F316L, F316Ti, F316LN Mod, F317, F321, F347
Martensitic Stainless Steel: F6a (410), F6NM (415)
Precipitation Hardening Stainless Steel: 17-4PH, 17-7PH, Duplex or Superduplex Stainless Steel: F51, F53, F55, F60
Exotic Materials: Inconel 625, Inconel 825, Inconel 718, HASTELLOY, Monel 400,
Monel K500, Zirconium alloy, Titanium alloy, Aluminum-bronze
Coating:
HVOF: Tungsten Carbide, Stellite, Chromium Carbide (thickness:150-400um), Hardness ≥1100HV
ENP: (Thickness from 25 to 75μm)
Chrome: (0.02, 0.03, 0.05mm)
Thermal spraying: Nickel alloy (thickness: 0.5-1mm) HRC≤59
Welding: F304, F316, Inconel, STL (thickness:3-4mm)
Inspecting and Testing: PT; UT ; MT; PMI; Hardness Test; Metallographic Examination;
Thickness Test (for overlaying, plating or coating)
Technical Features:
Roundness: MAX 0.02 mm (The roundness of hard sealing ball valve can reach to be 0.01mm after grinding)
Roughness:
– From Ra 0.3 to 0.6 (after machining)
– From Ra 0.1 to 0.2(after TC coating)
– From Ra 0.4 to 0.8(after ENP)
