Hex Head Cap Screw Manufacturer & Supplier | Stainless Steel 304 | Delta Fitt Inc

Delta Fitt Inc. is a well-known Hex Head Cap Screw Manufacturer providing products of superior quality and precision manufacturing that are part of the hard-working industrial features. They are high-tensile, high-pressure screws and therefore candidates to be used in the construction of automotive machinery and heavy equipment. They are manufactured out of stainless steel, carbon steel, and other high-quality steels, and thus they have good resistance to corrosion and wear. All goods have met the standards of the world, and quality, reliability, and performance are guaranteed with their use in the critical fastening systems.

Hex head cap screw buyers can conveniently purchase different varieties of the products that are sturdy and meant to last long through a reliable B2B marketplace. Among common screws preferred, there are those that have hexagonal heads that enable torque to be applied with efficiency and the screw to be gripped well during assembly. They are used in various industries, and they guarantee safety and efficiency in any mechanical structure. They can serve standard and special uses within the industry, as they come in different dimensions and grades.

Material & Grades Table – Hex Head Cap Screws

Material	Grade / Standard	Size / Thickness / Diameter	Extra Specification	Weight (kg/1000 pcs)
Stainless Steel	SS 304 / ASTM F593	M3–M30 × 5–300 mm	General-purpose corrosion-resistant screw	Approx. 1–900
Stainless Steel	SS 316 / ASTM F593	M3–M30 × 5–300 mm	Marine and chemical applications	Approx. 1–900
Stainless Steel	SS 316L	M3–M30 × 5–300 mm	Low-carbon corrosion-resistant construction	Approx. 1–900
Carbon Steel	ASTM A307 Grade A	M5–M36 × 10–300 mm	General industrial fastening	Approx. 3–1200
Alloy Steel	ISO 898-1 Class 8.8	M5–M36 × 10–300 mm	High-strength mechanical applications	Approx. 3–1200
Alloy Steel	ISO 898-1 Class 10.9	M5–M36 × 10–300 mm	Heavy-duty fastening	Approx. 3–1200
Alloy Steel	ISO 898-1 Class 12.9	M5–M30 × 10–250 mm	Very high-strength applications	Approx. 3–900
Titanium	Grade 5 / ASTM F467	M4–M24 × 5–250 mm	Lightweight and corrosion-resistant	Approx. 1–500

Key Features & Advantages

• Six-sided hexagonal head provides easy tool engagement
• Designed for secure and controlled mechanical fastening
• High-strength grades support demanding applications
• Stainless steel options provide excellent corrosion resistance
• Available with full or partial threading
• Suitable for machinery, automotive, construction, and industrial equipment
• Available in multiple sizes, grades, coatings, and surface finishes

Chemical Composition

Representative Grade: Stainless Steel 316

Element	Percentage (%)
Chromium (Cr)	16.0–18.0
Nickel (Ni)	10.0–14.0
Molybdenum (Mo)	2.0–3.0
Manganese (Mn)	2.00 max.
Carbon (C)	0.080 max.
Iron (Fe)	Balance

Mechanical Properties

Property	Value
Tensile Strength	515 MPa min.
Yield Strength	205 MPa min.
Elongation	40% min.
Hardness	95 HRB max.

Equivalent Grade

Standard	Grade
ASTM	F593 Type 316
UNS	S31600
EN	1.4401
DIN	X5CrNiMo17-12-2