High Tensile Socket Head Cap Screws, Black Oxide Finish

High Tensile Socket Head Cap Screws, Black Oxide Finish is manufactured from premium alloy steel and treated with complete quenching and tempering heat treatment. Precise thread rolling ensures tight fit during assembly. The black oxide surface provides mild anti-rust ability while maintaining stable friction coefficient. Alternative surface finishes including stainless steel polish and brass finish can be selected for different working environments.

Diverse Specifications & Structural Advantages

The inner hexagon structure of the fastener allows installation in narrow space and delivers even stress distribution under load. Multiple length and diameter options are available to meet different assembly demands. Ningbo Gangtong Zheli Fasteners Co.,Ltd offers flexible size customization for global buyers. High Tensile Socket Head Cap Screws, Black Oxide Finish gains popularity for heavy-load mechanical connection scenarios.

Standardized Quality Inspection Process

Every batch of fastener undergoes hardness test, tensile test and thread inspection to keep consistent performance. The internal hex head structure avoids slipping during tightening and improves assembly efficiency. High Tensile Socket Head Cap Screws, Black Oxide Finish can be matched with corresponding nuts and washers for complete fastening solutions. Ningbo Gangtong Zheli Fasteners Co.,Ltd implements strict inspection standards for all finished goods.

Broad Application Range

The fastener is widely adopted in mechanical equipment, pipeline facilities and steel structure assembly. The compact cylindrical head design saves installation space, which is suitable for equipment requiring neat and compact connection. Different material grades can be chosen to cope with normal temperature, low vibration and other industrial working conditions.