HEX NUT(LN)

Product Description : HEX NUT (LN) – Precision-Engineered Fastener for Secure Pipe Fitting Connections The HEX NUT (LN) is a high-strength, hexagonal fastener designed to securely lock threaded pipes, ...

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HEX NUT (LN) – Precision-Engineered Fastener for Secure Pipe & Fitting Connections

The HEX NUT (LN) is a high-strength, hexagonal fastener designed to securely lock threaded pipes, valves, and fittings in industrial piping systems. Manufactured using the advanced lost wax casting process, this nut delivers exceptional dimensional accuracy, uniform thread engagement, and superior mechanical performance under high pressure and vibration. Its robust hexagonal profile ensures easy wrench tightening and reliable torque transmission, making it an essential component for leak-free, durable connections in oil & gas, chemical, water treatment, and construction applications.

Key Features & Benefits

Precision-Cast for Reliability: Produced via lost wax casting, ensuring tight tolerances, smooth internal threading, and consistent material integrity across all sizes.
Wide Material Selection: Available in stainless steel (304/316), carbon steel, alloy steel, and tool steel, offering excellent corrosion resistance, strength, and longevity in harsh environments.
Comprehensive Size Range: Offered in standard sizes from 1/8" to 4", with detailed dimensional specifications (length, height) for both K-version and ISO 4144 standards, ensuring compatibility with global piping systems.
International Standards Compliance: Manufactured to meet ASTM, JIS, DIN, and BS NF standards, guaranteeing global acceptance and interchangeability.
Customizable Surface Treatment: Surface finish can be tailored to customer requirements, including plain, galvanized, or coated options for enhanced durability.

Technical Specifications

Standard: K-version, ISO 4144
Size Range: 1/8" to 4"
Material: Stainless steel, carbon steel, alloy steel, tool steel
Process: Lost wax casting
Weight: 5g ~ 50kg
Dimensions: Length (L) and Height (H) vary by size and standard (see table below)

Standard	Size	L (mm)	H (mm)
K-version	1/8"	17	7
K-version	1/4"	19	7.5
K-version	3/8"	24	7.7
K-version	1/2"	25	8.5
K-version	3/4"	30	10
K-version	1"	37.5	10.5
K-version	1 1/4"	46.5	11.7
K-version	1 1/2"	53	12.6
K-version	2"	65.5	14.2
K-version	2 1/2"	82	17
K-version	3"	95.5	20
K-version	4"	121.5	23
ISO 4144	1/8"	17	7
ISO 4144	1/4"	22	6
ISO 4144	3/8"	27	7
ISO 4144	1/2"	32	8
ISO 4144	3/4"	36	9
ISO 4144	1"	46	10
ISO 4144	1 1/4"	55	11
ISO 4144	1 1/2"	60	12
ISO 4144	2"	75	13
ISO 4144	2 1/2"	95	16
ISO 4144	3"	105	19
ISO 4144	4"	135	22

Supply & Quality Assurance

MOQ: 50 pieces
Production Capacity: 100MT per month
Origin: Hebei, China
Port: Tianjin Port or other Chinese ports
Lead Time: 30–60 days
Packaging: Standard export packaging (cartons, plywood pallets)
Inspection: Self-inspection + third-party inspection available; full documentation provided (material chemical composition, size measurement, hardness test reports)

Ideal for global markets including Europe, the United States, Canada, Australia, Japan, and South Korea, the HEX NUT (LN) combines precision engineering with rugged durability to meet the most demanding industrial requirements.