Hex Coupling Nuts Manufacturer in China

Zhenkun offer Hex Coupling Nuts in different sizes & standards.Hex Coupling Nuts are also available in different materials and grades.Hex Coupling Nuts used for construction materials for projects such as docks, bridges, highway systems, mechanical equipment,and homes, among other things.

Hex Coupling Nuts

Coupling Nuts, also known as Extension Nuts, are threaded fastener for joining two male threaded objects, most commonly threaded rod, but also pipes. The outside of the coupling nut is usually a hex so it can be gripped by a wrench.

Hex Coupling Nuts Diameters

Hex Coupling Nuts are available from Zhenkun factory with Imperial/US diameters that range from #1 to 3 and with Metric diameters that range from M3 to M42.

US/Imperial diameters

• •#1   •#2   •#3   •#4   •#6   •#8   •#10   •#12   •1/8   

• •3/16   •1/4   •5/16   •3/8   •7/16   •1/2   •9/16   •5/8   •3/4   

• •7/8   •1   •1 1/8   •1 1/4   •1 3/8   •1 1/2   •1 3/4   •2   •3   

Metric diameters

• •M3   •M4   •M5   •M6   •M8   •M10   

• •M12   •M14   •M16   •M18   •M20   •M22   

• •M24   •M26   •M28   •M30   •M40   •M42   

Hex Coupling Nuts Materials

Hex Coupling Nuts are available from Zhenkun factory in materials that range from Steel to Brass

• •Steel   •Grade 2   •Grade 5   •Grade 8   •Grade A   •Grade DH   •Grade 2H   •Class 4.8   

• •Class 6.8   •Class 8.8   •Class 10.9   •300 Stainless (A1,A2, 18-8,304,310 etc.)   •316, 317, A4 Stainless   •Aluminum   •Brass   

Hex Coupling Nuts Finishes

Hex Coupling Nuts are available from Zhenkun factory in finishes or coatings that range from Plain to Passivated

•      •Plain     •Zinc/Clear     •Zinc/Yellow     •Zinc/Black     •Galvanized

•      •Anodized     •Black Oxide     •Fluoropolymer (Xylan, Fluorokote, Teflon)     •Passivated