What standards do the bolts meet?

They meet various international standards including AISI, ASME, BS, ANSI, JIS, GB, ASTM, and DIN.

How does the expansion shell work?

The shell expands when the bolt is tightened, forcing the cone into wedges to secure the anchor in the hole.

8 M16 M20 M24 Expansion Shell Rock Bolt Dsi Standard

Name: 1-3/8 5/8 M16 M20 M24 Expansion Shell Rock Bolt Dsi Standard
Brand: Ningbo Supreme Machinery Co., Ltd.
SKU: 2129164475

Zhejiang, ChinaNingbo Supreme Machinery Co., Ltd.

US$0.98

100 Pieces

Product profile

Customization

Available

After-sales Service

12 Months

Warranty

12 Months

Model NO.

SP8742

Certification

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

Standard

AISI, ASME, BS, ANSI, JIS, GB, ASTM, DIN

Surface Treatment

Sand Blast

Manufacturing Process

Casting+Forging+Stamping+CNC Machining+Welding

Material

Ductile Iron, Steel

Item Name

Expansion Shell Anchor Bolt

Application

Mining Industry

Size

as Per Drawing

Diameter

35-38

Finish

Oil Rusty

QC

100%

Transport Package

Wooden Case

Specification

Customized

Trademark

Origin

China

HS Code

8486909000

Production Capacity

80, 000 PCS Monthly

Key features

Multi-Standard Compliance: Meets AISI, ASME, BS, ANSI, JIS, GB, ASTM, and DIN standards.

Durable Material Options: Available in Ductile Iron and Steel with Sand Blast surface treatment.

Comprehensive Certifications: Certified under CE, RoHS, ISO 9001:2000, and ISO 9001:2008.

12-Month Warranty: Includes 12 months of after-sales service and warranty coverage.

Custom Manufacturing: Custom sizes and item names available per customer drawings.

Versatile Application: Ideal for mining industry and sound rock or concrete support.

Robust Installation: Expands within drilled holes to tightly hold rock structures together.

100% Quality Control: Strict QC process ensures 100% inspection of all products.

Company profile

Ningbo Supreme Machinery Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 1990-02-01Nearest Port: Ningbo, Shanghai, TianjinAverage Response Time: ≤11.20hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

About Our Factory & Business Background

AddressYuan Feng Road, Dongjiao Industrial Area Fenghua, Ningbo China, 315500, Ningbo, Zhejiang, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: one month

Our Production Capability & Technical Expertise

Main ProductsIron Sand Casting Part, Ductile Iron Casting Part, Gray Iron Casting Part, Stainless Steel Casting Part, Precision Investment Casting Part, Carbon Steel Casting Part, Lost Wax Casting Part, Grey Iron Casting Part