What size range of fasteners does Viha Steel & Forging manufacture?

We manufacture bolts, nuts, studs, threaded rods and screws from M2 up to M100 in metric sizes, with equivalent imperial sizes and custom lengths produced to drawing.

Which certifications and test documents are supplied with each order?

We are a PED approved manufacturer and FMAI member. Every forging passes NDT, chemical and mechanical testing and is shipped with a Mill Test Certificate traceable to the heat number.

Do you supply hot dip galvanized fasteners for export?

Yes. Viha Steel & Forging is one of the largest exporters of hot dip galvanized fasteners in India, supplying structural bolts, nuts, washers and threaded rods for infrastructure and power projects.

Which markets and projects have used your products?

Our steel flange forgings and fasteners are installed in LNG projects and oil and gas pipelines across Far East Asia, West Africa and the Gulf countries.

Can you manufacture special grades and non-standard dimensions?

Yes. Alongside carbon, alloy and stainless steel, we produce fasteners in phosphor bronze, silicon bronze, aluminum bronze, copper and titanium, in custom sizes and thread forms.

Industrial Steel Fasteners & Forged Flanges Manufacturer in India

Product Specifications

Product Name	Wedge Anchor Bolt
Material	Carbon Steel / Stainless Steel
Standard	DIN; GB /T ; ISO ; ANSI/ASME
Grade	Grade 4.8, Grade 8.8, A2-70, A4-80, etc
Finished	Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, Plain
Size	M4-M24; 1/4''-1''
Package	Cartons & Pallets or According to Customer's Requirement.

Product Demonstration

Factory & Facility Display

Frequently Asked Questions

Q: What materials are available for your wedge anchor bolts?

A: We manufacture wedge anchor bolts using high-grade Carbon Steel as well as Stainless Steel (such as A2-70 and A4-80) to suit various load and environmental conditions.

Q: Which surface treatments and finishes can you provide?

A: Our finishes include Zinc Plated, Hot Dip Galvanized, Dacromet, Nickel Plated, Black Oxide, and Plain, ensuring strong resistance to corrosion.

Q: What international standards do these anchors comply with?

A: All products strictly follow major international standards including DIN, GB/T, ISO, and ANSI/ASME.

Q: What size options do you manufacture?

A: We supply metric sizes from M4 to M24 and imperial sizes ranging from 1/4'' up to 1''. Custom dimensions can also be tailored upon request.

Q: What are the typical packaging options for export orders?

A: Our standard export packaging consists of durable cartons secured on wooden pallets, but we can also fulfill specific customized packaging requirements.

OEM Custom High Quality Stainless Steel M4-M20 Diameter 304 316 Concrete Bolt Expansion Wedge Anchor Bolts

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