What is the material grade and strength of the steel?

Made from Carbon Steel Q235/20MnK, with tensile strength larger than 575MPa and yield strength larger than 400MPa.

Mining U Shape Steel Arch Support for Tunnel Projects

Name: Mining U Shape Steel Arch Support for Tunnel Projects
Brand: Hebei Langben Building Materials Co., Ltd
SKU: 2131027272

Hebei, ChinaHebei Langben Building Materials Co., Ltd

US$300.00

100-499 Pieces

US$100.00

500+ Pieces

Sample price:US$300.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

After Received 1 Year

Warranty

After Received 1 Year

Model NO.

25U 29U 36U

Type

Mining Support

Application

Tunnel Boring Machine

Certification

CE, ISO9001: 2000, SGS

Condition

New

Web Thickness

4.5mm-9.5mm

Flange Width

37mm-88mm

Tolerance

±3%

Alloy or Not

Non-Alloy

Web Width

50mm-320mm

Assembly

Top Beam, Two Landing Legs, Four Clamps, Two Basep

Length

6/9/12m

Modulus

200gpa

Poisson's Ratio

0.3

Tensile Strength(Ts)

Larger Than 575MPa

Yield Strength(Ys)

Larger Than 400MPa

EL Elongation

Than or Equal 26%

Transport Package

Standard Export Package

Specification

20MnK Q275

Trademark

LB ODM

Origin

Handan China

HS Code

72169900

Production Capacity

7800kg/M3

Key features

High Strength & Toughness: Features high tensile strength (>575MPa) and compressive strength with good toughness for deep roadways.

Customizable Dimensions: Web thickness 4.5-9.5mm, flange width 37-88mm, and length 6/9/12m are fully customizable.

Reusable Design: Passive support structure allows for repeated use in mining tunnels, reducing long-term costs.

Multiple Specifications: Available in 25U, 25UY, 29U, 36U, and 40U models to suit various mining support needs.

Certified Quality: Products hold CE, ISO9001:2000, and SGS certifications ensuring international quality standards.

Fast Delivery: Standard delivery time is 8-14 days, ensuring timely supply for tunnel projects.

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: ≤3.76hTerms 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