API Standard NMDC TWZ-4Max P650 P550 MWD Non-Magnetic Drill Collar for Well Drilling

Product Description

Professional Industry Solutions

Professional Supplier: Specializing in providing housing and structural components for downhole instruments including Logging While Drilling (LWD), Measurement While Drilling (MWD), and Rotary Steerable Systems (RSS).

Our expertise covers non-magnetic drill collars, non-magnetic pressure-bearing drill collars, non-magnetic subs, non-magnetic stabilizers, and specialized structural components made from nickel-based alloys, high-temperature alloys, and corrosion-resistant alloys.

Distribution of main production and processing bases:

Production Bases
Product Description & Materials

Material Excellence: As a premier manufacturer and exporter in China, we maintain strategic partnerships with global leading non-magnetic stainless steel manufacturers.

1. Non-magnetic Steel Grades (Exclusive):

  • TWZ-3HS, TWZ-4HS
  • TWZ-3Max, TWZ-4Max (Jointly developed grades)

2. High-Performance Grades:

  • FHCTP530, FHCTP540
  • FHCTP550, FHCTP650

Non-Magnetic Drill Collar Specifications

Specifications

Chemical Composition & Mechanical Properties

Composition 1
Composition 2
Composition 3
Core Advantages & Capacity

We stand as the largest supplier of non-magnetic drill collars for the Eastern European market. In the first half of 2025, sales reached nearly 4,000 tons, demonstrating a steady upward trend in technology, production, and market reach.

Equipment Drilling Tool Production Base

Production Base
Packaging & Logistics

All products are packed according to international export standards to ensure safety during long-distance transportation and harsh handling conditions.

Packaging & Shipping
? Frequently Asked Questions
Q1: What types of downhole instrument components do you provide? A: We specialize in housings and structural components for LWD (Logging While Drilling), MWD (Measurement While Drilling), and RSS (Rotary Steerable Systems).
Q2: What are your primary non-magnetic steel grades? A: Our main grades include TWZ-3HS, TWZ-4HS, and the high-performance TWZ-3Max and TWZ-4Max, along with FHCTP530 through FHCTP650 series.
Q3: Are your products manufactured to API standards? A: Yes, our non-magnetic drill collars and components are produced following API standards to ensure high reliability in oilfield operations.
Q4: What is your current production capacity? A: Our production capacity is robust, with sales of non-magnetic products reaching nearly 4,000 tons in the first half of 2025 alone.
Q5: Which materials are used for high-temperature and corrosive environments? A: We use nickel-based alloys, high-temperature alloys, and specific corrosion-resistant alloys designed for extreme downhole conditions.
Q6: How are the products protected during shipping? A: We utilize professional export-grade packaging, typically involving secure bracing and protective coverings to prevent damage during transit.

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