Standard & made-to-drawing parts
Checked before shipping
Air, sea & express delivery

Bolts › Flange Bolts

Industrial Grade Flange Bolt for Machinery

Updated 2026-11-03 · Markdown version

Model no. 1

US$0.012 – 0.048 / piece

MOQ 1,000 pieces · Final price confirmed in your quote

Sealing Surface: RF
Product Grade: a
Processing & Customization: Yes
Package Size: 50.00cm * 35.00cm * 35.00cm
Standard: ANSI, DIN, GB, JIS, GOST, BSW
Material: Carbon Steel
Product Customization process: Scheme design - Product sampling - Scheme confirmation - Sample confirmation - Batch production - Quality inspection and shipment
Hexagonal head types: including two types: flat brain and concave brain.

Get a quote WhatsApp

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.	1
Structure	Lateral
Connection	Clamps
Sealing Surface	RF
Manufacturing Way	Forging
Packaging	Cardboard Box, Pallet
Product Grade	a
Processing & Customization	Yes
Transport Package	Carton
Specification	custom
Origin	China
Production Capacity	10000pieces/Year
Package Size	50.00cm * 35.00cm * 35.00cm
Package Gross Weight	20.000kg
Standard	ANSI, DIN, GB, JIS, GOST, BSW
Type	Welding Flange
Material	Carbon Steel
Shipping Cost	Contact the supplier about freight and estimated delivery time.
Product Customization process	Scheme design - Product sampling - Scheme confirmation - Sample confirmation - Batch production - Quality inspection and shipment
Hexagonal head types	including two types: flat brain and concave brain.
Surface color category	According to different needs, the surface has various coatings such as environmentally friendly white zinc, environmentally friendly color zinc, environmentally friendly black zinc, and environmentally friendly Dacromet.
Category of flange	It can be classified into different categories based on the usage location and environment of flange bolts.
Quick installation	Due to its simple structure, easy installation and disassembly, it can save maintenance time and costs.
Good fastening performance	The ratio of support area to stress area is relatively large, which can withstand higher pre tightening forces and has good anti loosening performance.
Compatible and Stable	Suitable for various industrial applications, especially in scenarios with high safety performance requirements and frequent vibration, it performs excellently.
Flange bolts are widely used in the following fields	Company Profile
For standard part	Material/Quantity/Size/Surface Treatment;
For Non-standard part	We just require drawings or samples for production.
Category	Flange Bolts

Technical parameters

Main Products
Bolt	Nut	Washer	Screw
Pin	Anchor	CNC	Shackle

If you need a quotation, please provide the following data
Product Material
Product quantity
Product size
Product surface treatment
Special product requirements
Note	Special products require drawings or samples for production

A: We are the 100% manufacturer with more than 15 years of experience in fastener and Hardware.

A: For standard part: Material/Quantity/Size/Surface Treatment; For Non-standard part: We just require drawings or samples for production.

A: We are responsible for quality control not only of the production line, but also of the entire ready-made order. Each order needs to be inspected in detail before shipment.

A: We will provide samples free of charges, you only need to bear the freight. If you want to customize the samples, you need to pay the proofing fee.

A: The sample production date is 7 days, and the mass production date is 15 days, which will be confirmed based on the formal order.(depending on Product & Quantity)

A:We can choose DHL, Fedex, UPS, as well as sea or air transportation.

A: Our payment terms are usually 30% T.T deposit in advance and 70% balance before shipment.

A: Yes, but the minimum order quantity requirements are different for different models. Please feel free to contact us with drawings of the products, such as color and material.

A: Yes, we can provide OEM and ODM. If you can't find the products you need in our website, you can send pictures/photos and drawings of the products you need by email, or you can send us samples by DHL/UPS, then we can develop new models for you

Description

Industrial Grade Flange Bolt for Machinery is part of our flange bolts range (Bolts).

Key details

Type: Welding Flange
Standard: ANSI, DIN, GB, JIS, GOST, BSW
Material: Carbon Steel
Connection: Clamps
Structure: Lateral
Sealing Surface: RF
Manufacturing Way: Forging
Packaging: Cardboard Box, Pallet

Available configurations include sealing surface, product grade, processing & customization, package size and standard. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 1,000 pieces at US$0.012 – 0.048 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 Industrial Grade Flange Bolt for Machinery?

The listed minimum order is 1,000 pieces, at US$0.012 – 0.048 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 Industrial Grade Flange Bolt for Machinery?

Type: Welding Flange; Standard: ANSI, DIN, GB, JIS, GOST, BSW; Material: Carbon Steel; Connection: Clamps; Structure: Lateral; Sealing Surface: RF. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include sealing surface, product grade, processing & customization, package size and standard. 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 flange bolts are available?

The Flange Bolts category lists 2,404 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/bolts/flange-bolts/

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

More about us → · Request a sample or custom quote →

Request a quote for this product

US$0.012 – 0.048MOQ 1,000 piecesGet a quote WA