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China Carbon Steel Alloy Stainless Steel Super Strong API Fastener

Updated 2026-11-04 · Markdown version

Model no. Fastener

US$0.60 – 360.00 / piece

MOQ 10 pieces · Final price confirmed in your quote

Head Style: Hexagonal
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Grade: Customized on Demand
Finish: Hot-Working
Package Size: 35.00cm * 20.00cm * 15.00cm
Material: Carbon Steel, Alloy Steel, Stainless Steel,

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Model NO.	Fastener
Connection	Common Bolt
Head Style	Hexagonal
Standard	DIN, ANSI, GB, JIS, BSW, GOST
Grade	Customized on Demand
Application	Machinery, Chemical Industry, Environmental, Building
Finish	Hot-Working
Transport Package	Meet The Requirements for Export Packaging
Specification	M10~M120, 3/8"~5"
Origin	Shandong, China
Production Capacity	50000pieces/Year
Package Size	35.00cm * 20.00cm * 15.00cm
Package Gross Weight	25.000kg
Customization	Available
Material	Carbon Steel, Alloy Steel, Stainless Steel,
Type	Hexagon Head
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Technical Expertise	We focus on four core fields: high-efficiency heat exchangers, high-strength fasteners, heavy-duty forgings, and automotive components.
Manufacturing Capability	Our technical center covers 1,718m² of office space, a 4,200m² prototyping workshop, and 1,000+m² R&D labs (including
Category	Other Standard & Custom Fasteners

Technical parameters

Nuclear power fasteners	Full Thread Stud	M10-M120	Carbon steel, Alloy steel, Stainless steel, etc.
Double-headed Stud	M10-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T901-1988, SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc.
Hexagon Bolt	M10-M68	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T5780-2015, GB/T5781-2015, GB/T5782-2015, GB/T5783-2015
Hexagon Nut	M10-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T6170-2015, GB/T6175-2015, SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012
Flat Washer Grade A	M10-M68	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T97.1
Large Washer Grade A	M10-M68	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T96
Flat Washer Grade C	M10-M68	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T96
Standard Spring Washer	M10-M42	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T93
Screw Rod	M10-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	GB/T15389

API Series	Threaded Stud	M10-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.
Socket Head Cap Screw	M10-M62 3/8" -2"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Liquid End Step Bolt	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Threaded Rod	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Heavy Hexagon Bolt	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Gate Valve Bolt	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Adjusting Bolt	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process
Cylinder Long Bolt	M20-M120 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, etc.	API 20E/20F, ASTM A193/A193M, ASTM A320/A320M, Forging process

High-strength fasteners for petrochemical plants	Double-headed Stud	M10-M120, 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, Monel, etc.	SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc.	8.8S-12.9S
Full Thread Stud	M10-M120, 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, Monel, etc.	SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc.	8.8S-12.9S
High and low temperature resistant and Monel fasteners	M10-M120, 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, Monel, etc.	SH/T3404-2013, HG/T20613-2009, HG/T20634-2009, GB/T9125-2010, NB/T47027-2012, ASTM A193/A193M, ASTM A320/A320M, etc.	8.8S-12.9S
High-strength fasteners for mechanical equipment	Pressure vessels, engines, reducers, compressors, valves, mining machinery, etc.	M10-M120, 3/8" -5"	Carbon steel, Alloy steel, Stainless steel, Monel, etc.	National standards, machinery standards and various special standards	8.8S-12.9S
High-strength bolts for steel structures	Hexagon head bolt assemblies for steel structures	M10-M62	High carbon steel, Alloy steel, etc.	GB/T 1228-2008, GB/T 3632-2008, DIN standards, etc.	8.8S-12.9S
Twist-off type bolt assemblies for steel structures	M10-M62	High carbon steel, Alloy steel, etc.	GB/T 1228-2008, GB/T 3632-2008, DIN standards, etc.	8.8S-12.9S

Description

China Carbon Steel Alloy Stainless Steel Super Strong API Fastener is part of our other standard & custom fasteners range (Specialty Fasteners).

Key details

Type: Hexagon Head
Standard: DIN, ANSI, GB, JIS, BSW, GOST
Material: Carbon Steel, Alloy Steel, Stainless Steel,
Grade: Customized on Demand
Head Style: Hexagonal
Finish: Hot-Working
Connection: Common Bolt
Application: Machinery, Chemical Industry, Environmental, Building

Available configurations include head style, standard, grade, finish and package size. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 10 pieces at US$0.60 – 360.00 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for China Carbon Steel Alloy Stainless Steel Super Strong API Fastener?

The listed minimum order is 10 pieces, at US$0.60 – 360.00 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of China Carbon Steel Alloy Stainless Steel Super Strong API Fastener?

Type: Hexagon Head; Standard: DIN, ANSI, GB, JIS, BSW, GOST; Material: Carbon Steel, Alloy Steel, Stainless Steel,; Grade: Customized on Demand; Head Style: Hexagonal; Finish: Hot-Working. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include head style, standard, grade, finish and package size. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other other standard & custom fasteners are available?

The Other Standard & Custom Fasteners category lists 2,330 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/specialty-fasteners/other-standard-custom-fasteners/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

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US$0.60 – 360.00MOQ 10 piecesGet a quote WA