XM-7 Soft Annealed Stainless Steel Wire

Excellent cold heading and cold forming performance
Superior ductility for wire drawing applications
Good corrosion resistance similar to 304 stainless steel
Smooth surface finish after forming
Improved machinability and reduced tool wear
Ideal for high-volume fastener production
Reliable mechanical performance in industrial environments

XM-7 wire supplier

XM-7 stainless steel wire is a high-performance austenitic stainless steel wire grade specially developed for cold heading, wire forming, and fastener production. XM-7 is a modified 304 stainless steel containing additional copper to improve ductility, cold working performance, and surface finish.

XM-7 wire is widely used in precision manufacturing industries where excellent corrosion resistance, formability, and consistency are essential.

Key Features of XM-7 Stainless Steel Wire

Excellent cold heading and cold forming performance
Superior ductility for wire drawing applications
Good corrosion resistance similar to 304 stainless steel
Smooth surface finish after forming
Improved machinability and reduced tool wear
Ideal for high-volume fastener production
Reliable mechanical performance in industrial environments

XM-7 Stainless Steel Wire Chemical Composition

Element	Content (%)
Chromium (Cr)	17.0 – 19.0
Nickel (Ni)	8.0 – 10.0
Copper (Cu)	3.0 – 4.0
Carbon (C)	Max 0.08
Manganese (Mn)	Max 2.0
Silicon (Si)	Max 1.0
Phosphorus (P)	Max 0.045
Sulfur (S)	Max 0.03
Iron (Fe)	Balance

XM-7 Stainless Steel Wire Mechanical Properties

Property	Value
Tensile Strength	≥ 515 MPa
Yield Strength	≥ 205 MPa
Elongation	≥ 40%
Hardness	≤ 95 HRB

XM-7 Wire Specifications

Specification	Range
Wire Diameter	0.10 mm – 20 mm
Surface Finish	Bright, Annealed, Pickled
Wire Type	Round Wire, Flat Wire, Spring Wire
Standards	ASTM, JIS, DIN, EN
Delivery Condition	Soft Annealed, Cold Drawn

Available XM-7 Wire Types

We supply XM-7 stainless steel wire in multiple formats:

XM-7 Bright Wire
XM-7 Spring Wire
XM-7 Cold Heading Wire
XM-7 Fine Wire
XM-7 Precision Wire
XM-7 Cold Drawn Wire
XM-7 Fastener Wire
XM-7 Wire Rod

Applications of XM-7 Stainless Steel Wire

XM-7 wire is widely used in industries requiring excellent formability and corrosion resistance:

Screw and bolt manufacturing
Fastener production
Springs and clips
Precision wire components
Automotive hardware
Industrial connectors
Electronic components
Wire mesh production
Machinery parts

Why Choose XM-7 Stainless Steel Wire?

XM-7 stainless steel wire is designed for applications requiring consistent cold forming performance and excellent corrosion resistance. Compared with standard 304 wire, XM-7 provides improved workability, making it ideal for high-speed production and precision manufacturing.

Its copper-enhanced composition helps reduce cracking during forming processes while maintaining a clean surface finish.

XM-7 Wire Equivalent Grades

Standard	Grade
ASTM	XM-7
JIS	SUS XM7
Equivalent Type	Modified 304 Stainless Steel

FAQ

What is XM-7 stainless steel wire used for?

XM-7 stainless steel wire is commonly used for screws, bolts, fasteners, springs, precision components, and cold heading applications.

Is XM-7 wire corrosion resistant?

Yes, XM-7 stainless steel wire offers good corrosion resistance comparable to 304 stainless steel.

Why is XM-7 wire used for fasteners?

XM-7 provides excellent ductility and cold heading performance, making it ideal for fastener manufacturing.

What wire finishes are available for XM-7?

XM-7 wire is available in bright, annealed, pickled, and cold-drawn finishes.

What sizes are available for XM-7 stainless steel wire?

XM-7 wire is available in diameters ranging from 0.10 mm to 20 mm depending on application requirements.

XM-7 Stainless Steel Wire Supplier & Manufacturer

We provide premium-quality XM-7 stainless steel wire for industrial and fastener manufacturing applications worldwide. Available in custom diameters, coil weights, finishes, and packaging options.