What does Handan Rengong Fastener Manufacturing Co., Ltd manufacture?

Handan Rengong manufactures bolts, nuts, screws, washers, anchors, threaded rods, studs, custom metal parts, and non-standard fasteners for global industrial buyers.

Does Rengong supply custom or non-standard fasteners?

Yes. Rengong supports made-to-drawing fasteners, sample customization, OEM and ODM production, private-label packaging, and factory-coordinated quality control.

What materials and grades are available?

Available options include carbon steel, alloy steel, stainless steel, Q235, 35K, 45#, 40Cr, 35CrMo, 42CrMo, 304, 316, and strength grades 4.8, 8.8, 10.9, and 12.9.

What surface treatments can be supplied?

Surface treatments include zinc plating, hot-dip galvanizing, black oxide, phosphating, nickel plating, Dacromet, Geomet, passivation, polishing, plain finish, and custom coatings.