NXF ASTM Carbon Steel A105 Diameter ST2.9-ST6.3 Length 9.5-100mm Zinc Plated A105 Countersunk Self-Drilling Galvanized Screws

2025-12-17 18:07 NXF-GROUP
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Product Description

Carbon Steel A105 Introducion:Carbon Steel A105 is a carbon steel forging material that meets the ASTM A105 standard. It is primarily used for manufacturing pipeline system components under medium and low pressure conditions, such as flanges, pipe fittings, valve parts, etc. It has excellent forging properties and mechanical strength, can operate stably in high-temperature environments (up to approximately 427°C), and has excellent processing performance. It is suitable for welding, machining, and other processes and is widely used in pipeline engineering in industries such as petroleum, chemical, and power.

Carbon steel A105 Application:Carbon steel A105 is used as a carbon steel forging material according to ASTM standards. It is primarily used in medium and low pressure pipeline systems in industries such as petroleum, chemical, power, and natural gas. It is often processed into flanges, pipe fittings (elbows, tees, reducing unions), valve bodies, and connectors. It can operate stably in conditions up to approximately 427°C and is suitable for various conventional fluid transportation and industrial media processing scenarios.

Countersunk Self-Drilling Screws Introducion:
Countersunk Self-Drilling Screws are highly efficient fasteners that have gained widespread use in recent years. Their key feature is a drill or pointed tip, eliminating the need for pre-drilling. They can directly perform drilling, tapping, and fastening in base materials such as color steel tiles, thin aluminum sheets, and profiled steel plates, significantly reducing construction time. Although they are a type of wood screw, their primary application is for securing panels in steel structure roofs, curtain walls, and simple constructions. They are not recommended for thick metal-to-metal connections.Common materials for these screws include 410 stainless iron (high hardness, suitable for drilling steel plates directly), 304 stainless steel (strong corrosion resistance, ideal for coastal or humid environments), and composite materials (carbon steel drill tip + stainless steel thread). Available in various specifications, common diameters include Φ4.2 and Φ4.8, with lengths ranging from 13mm to 75mm. They are designed for Phillips head drives, facilitating quick installation with electric drills. Compared to standard screws, they offer superior pull-out and retention strength, resisting loosening over long periods, thus providing higher safety and operational efficiency.
Countersunk Self-Drilling Screw Drawing
A105 of Chemical composition and Mechanical properties
Specification

Product name
Countersunk Self-Drilling Screws
material
Carbon steel A105
Length
9.5-100mm
Surface Treatment
zinc plating
Diameter
ST2.9-ST6.3
Brand
NXF
Application
Industrial
MOQ
1pcs
Packing
Wooden Box
Standard
ASTM DIN JIS
Countersunk Self-Drilling Screws Produce Processing
Packing & Delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Company Profile
Application Areas
Certifications
FAQ

1. who are we?
We are based in Jiangsu, China, start from 2021,sell to South Asia(30.00%),Eastern Asia(10.00%),Mid East(10.00%),Eastern
Europe(10.00%),South America(10.00%),Domestic Market(5.00%),North America(5.00%),Northern Europe(5.00%),Central
America(5.00%),Africa(5.00%),Southeast Asia(5.00%). There are total about 101-200 people in our office.

2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

3.what can you buy from us?
Pipe,Flange,Steel plate,Pipe fittings,Alloy products

4. why should you buy from us not from other suppliers?
Our advantage:3S Service (Small Quantity/Short Time/Special Material) We have our own factories, quality can be controlled
seriously. We Specialize in manufacturing about 21 years. We have professional testing department and testing equipment.

5. what services can we provide?

Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA;
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese


6. Are you trading company or manufacturer ?
We are manufacturer.

7. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.

8. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.

9. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.


Phone
+8613917160311
Whatsapp
Whatsapp
+8613917160311
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Email
info@nxf-group.com
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