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Quarter Drill Pipe

Estimate pricing$ 30 – $ 8347.5Est. category range
AvailabilityIn stock
MaterialAISI 4145H modified alloy steel
Heat TreatmentQuenched and tempered full length
Brinell Hardness285-341
StandardsAPI Spec 7-1, SY/T 6509-2000

Products Description

Kelly is the drive part of whole drill stem, it has two types, square kelly and hexagonal kelly and all of them are manufactured comfort to API Spec7-1 and SY/T6509-2000 criterion. OurÃ?Â Square& Hexagonal kelly are made from AISI 4145H modified alloy bars that are quenched and tempered full length. After such heat treatment, its brinell hardness can reach 285-341. Kelly end, drive cross-section and joint are all processed and tested comform to API criterion.

Product Categories

Drilling Machines & Tools

Products Specification

MaterialAISI 4145H modified alloy steel
Heat TreatmentQuenched and tempered full length
Brinell Hardness285-341
StandardsAPI Spec 7-1, SY/T 6509-2000

Supplier information

Basic member

Metalwork Petroleum Technology Co, Ltd.

China

Business type - Contact Seller

Inquire now

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Buy Online Wholesale Quarter Drill Pipe from Supplier & Exporter in

The quarter drill pipe is offered in square and hexagonal kelly configurations, both manufactured to API Spec 7-1 and SY/T 6509-2000 standards. The units are produced from AISI 4145H modified alloy bars that undergo full-length quenching and tempering.

After heat treatment the Brinell hardness ranges from 285 to 341. The kelly end, drive cross-section and joint are all processed and tested in accordance with API criteria.

Import Wholesale Quarter Drill Pipe for Your Business Needs

At Global Trade Plaza, we understand that quality is paramount in the B2B sector. As updated by the seller, the Quarter Drill Pipe is manufactured to meet rigorous industry standards, ensuring reliability and performance for your business operations. Designed with businesses in mind, the product offers outstanding end user experience. As your business grows, so do your needs, hence it is designed to scale with you, offering flexible solutions that adapt to changing demands. Explore more such product varieties from sellers, suppliers, manufacturers and exporters at our website. You can even import or export Quarter Drill Pipe or connect with global Importers and Exporters online.

About Supplier

Metalwork Petroleum Technology Co, Ltd. is a premier leather products export company, established in 2010 and based in China. With a decade of experience, Metalwork Petroleum Technology Co, Ltd. has built a reputation for delivering high-quality leather goods to clients across the globe. The company specializes in a wide range of leather products, including bags, wallets, belts, and custom leather accessories, all crafted with precision and attention to detail. Leveraging advanced manufacturing techniques and stringent quality control processes, Metalwork Petroleum Technology Co, Ltd. ensures that each product meets the highest standards. The company’s commitment to excellence, timely delivery, and customer satisfaction has made it a trusted name in the international market.Metalwork Petroleum Technology Co, Ltd. continues to expand its global footprint, exporting its superior leather products to various countries, while maintaining strong relationships with clients worldwide.

Supplier Details for Quarter Drill Pipe

Established - 16 Oct, 2026
Business Type - Contact Seller
Deals in Product Type - Drilling Machines & Tools
Country - China

Frequently Asked Questions (FAQs) on Quarter Drill Pipe

1. What is the Seller’s Policy on Payment for Quarter Drill Pipe?

The trusted supplier, Metalwork Petroleum Technology Co, Ltd., accepts for transactions related to Quarter Drill Pipe. All payments are processed securely via the Global Trade Plaza B2B platform, ensuring buyer protection and supplier credibility.

2. How to Place an Order for Quarter Drill Pipe with Metalwork Petroleum Technology Co, Ltd.?

Placing an order for Quarter Drill Pipe with Metalwork Petroleum Technology Co, Ltd. is quick and straightforward on Global Trade Plaza, a leading B2B marketplace for global buyers and suppliers. You can:

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3. What Should You Consider When Buying Quarter Drill Pipe Online in 2025?

When purchasing Quarter Drill Pipe from a B2B marketplace in 2025, focus on the following critical factors:

Product specifications (material, durability, features)

Quality certifications and compliance

Supplier credibility and customer reviews

Minimum Order Quantity (MOQ) and bulk pricing

Lead time and delivery timelines

Comparing prices and communicating directly with verified sellers like Metalwork Petroleum Technology Co, Ltd. can help ensure value for money and better sourcing decisions.

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5. What is the Port of Dispatch, Estimated Price, and Packaging Type Offered by Metalwork Petroleum Technology Co, Ltd.?

Metalwork Petroleum Technology Co, Ltd., a reliable B2B trader from China, dispatches Quarter Drill Pipe primarily through the port at China. Packaging types (e.g., bulk, custom, eco-friendly) and estimated pricing may vary based on order volume and destination. To get detailed logistics and pricing information, reach out via the Inquire Now button or Sign Up for direct supplier interaction.