Stainless Steel 17-7 PH Fasteners

Stainless steel 17-7PH fasteners are well-known for their unique properties, making them popular in the industrial market. They are manufactured from precipitation-hardening stainless steel.

Chemical Composition of SS 17-7PH fasteners

The composition of Stainless steel 17-7PH fasteners is crucial for understanding their properties and performance in various industrial applications.

Grade	C	P	Si	Ni	Cu	Fe	Mn	S	Cr	AL
SS 17-7 PH	.09	.04	1.0 max	6.50 - 7.75	-	Bal	1.0 max	0.04	16.0 - 18.0	.75 - 1.50

Thus, this table provides valuable insights into the chemical composition of these fasteners, highlighting their properties and suitability.

Mechanical Properties of Stainless steel 17-7PH fasteners

The table provides essential information for engineers and manufacturers to assess the integrity and durability of Stainless steel 17-7PH fasteners in demanding environments.

Grade	Tensile Strength	Yield Strength	Modulus of Elasticity	Poisson’s Ration	Elongation at Break	Hardness, Rockwell C
17-7 PH	170000 psi	140000 psi	29600 ksi	0.27 – 0.30	6%	38

Thus, this valuable data on the Stainless steel 17-7PH fasteners’ strength, ductility, and resilience is crucial for ensuring reliability and longevity.

Features of stainless steel 17-7PH fasteners

Stainless steel 17-7PH fasteners possess several key features that make them highly desirable for various industrial applications:

High Strength: 17-7PH stainless steel is one of the strongest types of steel. It has high tensile strength and is very tough.
Corrosion Resistance: SS 17-7PH fasteners are characterised by high corrosion resistance. Particularly in challenging environments.
Precipitation Hardening: stainless steel 17-7PH fasteners can be hardened through precipitation hardening, which increases its mechanical properties.
Good Formability: 17-7PH stainless steel fasteners are not difficult to form and fabricate. This property enables the production of intricate structures and parts while maintaining the material’s strength.
Resistance to Fatigue and Stress Corrosion Cracking: The heat treatment process and composition of the SS 17-7PH fasteners offer high fatigue strength and resistance to stress corrosion cracking.
Temperature Stability: SS 17-7PH fasteners do not lose their mechanical properties when exposed to different temperatures, making it suitable for cryogenic and high-temperature services.

Longevity: Stainless steel 17-7PH fasteners have a long life and are very reliable. they do not require frequent replacement, cutting down on maintenance costs and time in industrial operations.

Stainless steel 17-7PH fasteners are suitable for use in various industries.

Applications of stainless steel 17-7PH fasteners

The fasteners of 17-7PH stainless steel are applied in industries where such properties are desirable. Some common applications include:

Aerospace Industry: SS 17-7PH fasteners are used in aircraft, aerospace structural, landing gear, and engine applications.
Medical Devices: Stainless steel 17-7PH fasteners are biocompatible, so they can be used in surgical instruments, medical implants, and devices.
Oil and Gas: 17-7PH fasteners are applied to equipment such as offshore and onshore drilling rigs, pipelines, valves, and pumps.
Marine Applications: 17-7PH stainless steel fasteners are employed in marine applications such as boat parts, underwater accessories, and offshore structures.
Automotive Industry: In automotive manufacturing, 17-7PH fasteners can be used on sensitive parts like engines and chassis.
Consumer Goods: SS 17-7PH fastener's appearance makes them ideal for use in watches, jewellery, and other luxurious products.

Therefore, stainless steel 17-7PH fasteners are suitable for use where dependability is required in harsh environments.