Black Zinc Plated Screws Round Head With Washer Triple Set , Cross Slotted Pan Head Screw

Iron Plated Black Zinc Round Head With Washer Triple Set Screw ,Pan Head Cross Slot Flat Spring Washer Combination Screw

Iron-plated black zinc round head with washer triple set screw,
Pan head cross slot flat spring washer combination screw bolt M4-M8

Standard

GB/T 9074.11-1988

material

Plain carbon steel

Surface treatment

Black zinc plating

Strength class

Class 4.8

Head shape

Round head

Product name: black zinc plated screw combination

Product specifications: Complete specifications

Product standard: National standard

Material: plain carbon steel

Surface treatment: black zinc plating

Packing instructions: Bag/box

Standard manufacturing process:
The standard manufacturing process is not easy to appear in the installation process,
which greatly saves the installation time.

Spiral thread: the surface is smooth and flat,
the thread is sharp and the tapping speed is fast,
it is not easy to lose teeth,
and it is not easy to be pulled into a jack.

Smooth and no burrs: smooth and smooth surface without burrs, quality workmanship,
durable, not easy to slip wire is not easy to slip.

Scope of use: construction engineering, mechanical equipment, rail transit, shipbuilding

Shenzhen Feitai Precision Products Co., Ltd. specializes in the development, production, and sales of industrial Fasteners

The company was established in 2009 and has been focusing on providing industrial fastener system solutions since its inception.

After years of development, it has become one of the main suppliers of industrial fasteners in South China.

2015, Feitai Engaged in die casting, sand casting, Gravity casting, copper radiator machining, and CNC Milling Turning Field.
Sheet Metal Fabrication and Value Assembly.
The Technician team: Technicians all have 15 years even 20 years of experience in casting and CNC machining

Every year, we deliver thousands of contracts in communication, curtain wall, construction, marine solar energy,
and mechanical equipment industries, providing high-quality fastener system solutions for many industries.

The company has more than 120 sets of screw-forming machines, tooth-rolling machines,
and more than 30 sets of automatic lathes, CNC lathes, and other fastener production equipment.
Advantages of the demand to provide protection.

Through years of production and sales experience, adhere to the concept that the market is the sea,
the quality is the ship, and the quality is the sail, strictly follow the ISO international quality management system,
build a modern testing laboratory, equipped with a spectrum analyzer, tensile testing machine, Zeiss 3D CMM,
optical screening machine, hardness tester, salt spray testing machine, and other complete testing equipment,
has a systematic and strict internal quality control system,
and has passed the ISO9001 quality management system certification.