1.Welding Studs for Energy Storage Welding GB902.3/ISO13918-PT, IT, UT 2.Short Cycle Drawn Arc Weld Studs GB902.4/ISO13918-FD 3.Welding Screws for Mechanized Arc Welding GB902.2/ISO13918-PD, RD, UD 4.Welding Accessories - Stud Welding Nuts, Ceramic Rings (UF, PF, RF) 5.Titanium Screws, Titanium Nuts, Titanium Washers, and Precision Turned Products of Titanium Materials

Standard bolts: hexagon head bolts, socket head cap screws, flange face bolts, carriage bolts, square head bolts, T-bolts Standard screws: round head screws, countersunk head screws, pan head screws Supporting products: nuts, studs, non-standard special-shaped parts

Purification and regeneration of cutting fluid, grinding fluid, die-casting fluid, cold rolling and calendering fluid, wire cutting fluid, copper wire drawing oil, hydraulic support fluid, and disposal of spent fluids 2. Purification and regeneration of phosphating solution, electrophoresis solution, anodizing solution, chemical polishing solution, purification solution, etc., as well as disposal of spent solutions 3. Purification and regeneration of ultrasonic cleaning tank solution, magnetic needle cleaning tank solution, and disposal of spent solution 4. Purification and regeneration of workpiece fluorescent flaw detection fluid, as well as disposal of spent fluid 5. Purification, regeneration, quality separation, concentration, and purification of waste acid and alkali liquor, mixed acid, and treatment of spent liquor

Din127 ,Din125 , Din9021 , GB97,GB96,GB93, GB97.2,GB95 ASTM 325

Flange Nuts, Nylon Lock Nuts, Flange Lock Nuts, Hexagonal Nuts, Round Nuts, Welded Nuts

ASTM A193 B8/B8M、stainless steel stud bolts、stainless steel U-bolt

DIN7991，DIN7380，GB819，GB68

hex bolt, hex nut, socket cap screw, flange bolt, square neck bolt, U bolt, machine screw