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

Anchors & Construction Fixings › Foundation & Anchor Bolts

High Quality Swellex Rock Anchor Bolt for Mining Tunnel Underground Support System

Updated 2026-11-03 · Markdown version

Model no. Required

US$14.40100–999 pieces

US$12.001,000+ pieces

MOQ 100 pieces · Final price confirmed in your quote

Finish: Non-Galvanized
Head Style: Standard
Material: Carbon Steel
Standard: GB

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

Customization	Available
Application	Mine Support
Finish	Non-Galvanized
Model NO.	Required
Head Style	Standard
Material	Carbon Steel
Standard	GB
Type	Rock Bolt
Yield Load	100kN
Breaking Load	110kN
Inflation Pressure	300bar
Elongation	10%
Transport Package	Standard Package
Specification	customized
Origin	Henan Province
HS Code	8431432000
Production Capacity	50000pieces/Day
Category	Foundation & Anchor Bolts

Technical parameters

Description	Unit	Swellex Rock Bolt
PM12	PM24
Material		Q235B
Yield Load	KN	≥100	≥200
Breaking Load	KN	≥110	≥240
Elongation	%	≥10	≥10
Inflation Pressure	Bar	300	300
External Diameter Ω Profile	mm	27	37
External Diameter Tube	mm	41	54
Wall Thickness	mm	2	3
Diameter bushing head	mm	30/36	41/48
Diameter upper bushing	mm	28	38
Required borehole diameter	mm	32-39	43-52
Optimum borehole diameter	mm	35-38	45-51

Description

High Quality Swellex Rock Anchor Bolt for Mining Tunnel Underground Support System is part of our foundation & anchor bolts range (Anchors & Construction Fixings).

Key details

Type: Rock Bolt
Standard: GB
Material: Carbon Steel
Head Style: Standard
Finish: Non-Galvanized
Application: Mine Support
Yield Load: 100kN
Breaking Load: 110kN

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

Ordering through Engineering Hardware & Fasteners

Minimum order is 100 pieces at US$12.00 – 14.40 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 High Quality Swellex Rock Anchor Bolt for Mining Tunnel Underground Support System?

The listed minimum order is 100 pieces, at US$12.00 – 14.40 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

How does the price change with quantity?

Volume pricing: US$14.40 for 100–999 pieces; US$12.00 for 1,000+ pieces. Final prices depend on size, material, finish and packing and are confirmed in your quote.

What are the main specifications of High Quality Swellex Rock Anchor Bolt for Mining Tunnel Underground Support System?

Type: Rock Bolt; Standard: GB; Material: Carbon Steel; Head Style: Standard; Finish: Non-Galvanized; Application: Mine Support. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include finish, head style, material 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 foundation & anchor bolts are available?

The Foundation & Anchor Bolts category lists 2,223 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/anchors-construction-fixings/foundation-anchor-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$12.00 – 14.40MOQ 100 piecesGet a quote WA