What is the lead time for production and delivery?

Peak season lead time is 1-3 months, while off-season lead time is within 15 workdays.

How do you guarantee product quality?

We always provide a pre-production sample before mass production and conduct a final inspection before shipment.

What are the main applications for this rock bolt?

It is widely used in coal mining, roadway support, subway tunnels, and underground construction projects.

Split Set Rock Bolt for Underground Mining Support System

Name: Split Set Rock Bolt for Underground Mining Support System
Brand: Hebei Langben Building Materials Co., Ltd
SKU: 1984945541

Hebei, ChinaHebei Langben Building Materials Co., Ltd

US$2.30

100-4,999 Pieces

US$1.90

5,000-9,999 Pieces

US$1.20

10,000+ Pieces

Product specifications

47mm

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After Received 1 Year

Warranty

After Received 1 Year

Model NO.

33mm 39mm 42mm 47mm

Certification

CE, RoHS, ISO 9001:2000, ISO 9001:2008

Standard

BS, GB, ASTM

Surface Treatment

Galvanized

Manufacturing Process

Forging

Material

Carbon Steel

Application

Coal Mining, Roadway Support, etc

Installation Site

Surface Engineering

Anchor Type

Rock Anchor

Length

Customized Length

Feature

Easy Install

Color

Brown, Silver

Thickness

1.2mm,1.5mm,1.7mm,1.8mm,2.0mm,2.2mm,2.3mm,2.5mm,2.

Outside Diameter

30mm,33mm,40mm,42mm,43mm,46mm,etc

Advantage

Has High Alkali Resistance and Tensile Strength

Sample

Availabe

Quality

Excellent

Ring

Spot Welding and Full Welding

Selling Units

Single Item

Tolerance

+0/0.2mm

Tensile Strength

≥180

Transport Package

Standard Seaworthy Packing

Specification

Q235, 16Mn, 20 Mnsi

Trademark

LB ODM

Origin

Handan, China

HS Code

7308400000

Production Capacity

1000 Ton/Tons Per Month

Key features

High Strength & Stability: Made of high-strength steel pipe with high tensile strength to prevent formation sliding.

Easy Installation: Simple construction requiring only drilling, grouting, and anchoring without large machinery.

Wide Application Scope: Suitable for weak strata, karst zones, fault zones, subways, tunnels, and mining projects.

Corrosion Resistance: Galvanized surface treatment provides high alkali resistance and extended service life.

Customizable Specifications: Available in customized lengths, diameters (30-46mm), and thicknesses to meet project needs.

Certified Quality: Products certified with CE, RoHS, ISO 9001:2000, and ISO 9001:2008 standards.

1-Year Warranty: Comprehensive 1-year warranty coverage provided after product receipt.

Professional Manufacturer: Established in 2011, specializing in mining support materials with global export experience.

Company profile

Importers and ExportersFast DeliveryCustomization from SamplesODM Services

Hebei Langben Building Materials Co., Ltd

Hebei, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service AvailableNearest Port: tianjingangAverage Response Time: ≤2.17hTerms of Payment: LC, T/T, PayPal

About Our Factory & Business Background

AddressStreet and Jianshe Road in Linmingguan Town, Yongnian District, Handan, Hebei, China

Plant Area400 square meters

Number of Employees14

Registered Capital3,000,000 RMB

Average Lead TimePeak Season Lead Time: 1-3 months Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsRock Bolt, Resin Capsule, FRP Anchors, U-Shaped Steel Support, Welded Wire Mesh, Cable Bolt Strand, Drill Bit, Drill Pipe, Split Set Anchor Bolt, Hollow Grout Rock Bolt