Boze Titanium Manufacturing Center | CP Titanium Grade

Grade 1 – Commercially Pure Titanium Grade 1

Commercially Pure Titanium Grade 1 (UNS R50250) — the softest grade in the CP titanium family, offering maximum formability, outstanding corrosion resistance, and excellent weldability for chemical processing, marine, and architectural applications.

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Entity Definition

What is Grade 1 Titanium?

Grade 1 is the lowest-strength, softest, and most ductile grade in the commercially pure (CP) titanium family. It offers the highest formability and corrosion resistance among CP grades, making it ideal for applications requiring severe forming operations and exposure to corrosive environments.

Classification

Commercially Pure Titanium (Alpha Phase)
UNS Number

UNS R50250

Common Names

CP-Ti Grade 1 UNS R50250 Ti Grade 1 ASTM B265 Grade 1

Key Characteristics

  • Highest formability and ductility among all CP titanium grades
  • Exceptional corrosion resistance in oxidizing and mildly reducing environments
  • Low strength compared to alloyed titanium grades
  • Excellent weldability with minimal post-weld treatment
  • Non-magnetic and biocompatible
Applicable Standards

Applicable Standards

Grade 1 titanium conforms to the following international material standards:

ASTM B265 — Standard Specification for Titanium and Titanium Alloy Strip, Sheet, and Plate
ASTM B348 — Standard Specification for Titanium and Titanium Alloy Bars and Billets
ASTM B381 — Standard Specification for Titanium and Titanium Alloy Forgings
ASTM B861 — Standard Specification for Titanium and Titanium Alloy Seamless Pipe
ASTM B862 — Standard Specification for Titanium and Titanium Alloy Welded Pipe
AMS 4901 — Sheet, Strip, and Plate (Commercially Pure Titanium)
ISO 5832-2 — Implants for Surgery (Commercially Pure Titanium)
DIN 17850 — Titanium Grade 1 (Ti 1)
Material Properties

Mechanical & Physical Properties

Typical room-temperature properties for Grade 1 titanium (annealed condition):

Tensile Strength (min) 240 MPa (35 ksi)
Yield Strength 0.2% Offset (min) 170 MPa (25 ksi)
Elongation (min) 24%
Reduction of Area 30%
Hardness (HRB) ≤ 70 HRB
Density 4.51 g/cm³ (0.163 lb/in³)
Elastic Modulus 103 GPa (14.9 × 10⁶ psi)
Melting Point 1,668°C (3,034°F)
Thermal Conductivity 17 W/(m·K)
Electrical Resistivity 55 µΩ·cm
Max Service Temperature (Oxidizing) 316°C (600°F)
Max Service Temperature (Reducing) 260°C (500°F)
Processing Methods

Available Processing Methods

Grade 1 titanium can be processed using the following manufacturing techniques:

Cold forming — Excellent; can be severely deformed without intermediate annealing
Hot forming — Readily formable at 260–540°C (500–1,000°F)
CNC machining — Fair to good; requires sharp tools and slow speeds to prevent work hardening
TIG welding — Excellent; no post-weld heat treatment required for most applications
Laser welding — Excellent weld quality with proper shielding gas coverage
Resistance welding — Suitable for spot and seam welding
Chemical etching / pickling — Good response to standard HF/HNO₃ acid baths
Electropolishing — Produces bright, clean surface finish
Anodizing — Supports Type II and Type III anodizing for enhanced wear and corrosion resistance
Hot isostatic pressing (HIP) — Reduces residual porosity in cast or powder forms
Downstream Products

Typical Products & Components

Grade 1 titanium is commonly fabricated into the following downstream products:

Chemical processing vessels, tanks, and heat exchangers
Piping systems for corrosive fluid handling
Valve bodies and pump components for chemical and marine service
Architectural cladding panels and roofing
Marine hardware — propeller shafts, rudders, seawater piping
Desalination plant equipment
Food processing equipment
Electrodes for electrochemical processes
Heat exchanger tubing and tube sheets
Ducting and ventilation components
Industries

Primary Industries

Grade 1 titanium serves as a material of choice across these industries:

Chemical processing — Tanks, reactors, piping for aggressive chemical service
Marine & shipbuilding — Seawater systems, propeller shafts, hull fittings
Desalination — Evaporator shells, brine heaters, tubing
Architecture & construction — Building cladding, roofing, structural facades
Food & beverage — Processing tanks, piping, mixing vessels
Pulp & paper — Bleaching equipment, chemical recovery systems
Power generation — Condenser tubing, scrubber components
Medical (limited) — Non-load-bearing implants per ISO 5832-2
Alternative Materials

Alternative Materials

Depending on application requirements, Grade 1 may be substituted by:

Grade 2 (CP-Ti) — Higher strength with similar corrosion resistance; most common CP grade
Grade 3 (CP-Ti) — Higher strength, less formability than Grade 1
304L / 316L Stainless Steel — Lower cost but inferior corrosion resistance in chloride environments
Hastelloy C-276 — Superior corrosion resistance in harsh reducing environments but significantly higher cost
Nickel 200 / 201 — Alternative for caustic service where titanium may be unsuitable
Technical Reference Data

Comparison Table

Mechanical properties of our core titanium grades. All values represent minimum specified properties per ASTM B265 / AMS 4928 standards.

Titanium Grade Spec Tensile Strength (MPa) Yield Strength (MPa) Elongation (%) Hardness (HV) Primary Advantage
Grade 1 CP-Ti ASTM B265 ≥ 240 ≥ 170 ≥ 24 ~ 120 Maximum formability & corrosion resistance
Grade 2 CP-Ti ASTM B265 ≥ 345 ≥ 275 ≥ 20 ~ 145 Best general-purpose CP balance
Grade 4 CP-Ti ASTM B265 ≥ 550 ≥ 483 ≥ 15 ~ 265 Highest strength CP grade

* All values are minimum specified properties at room temperature per applicable ASTM/AMS standards. Hardness values are approximate Vickers (HV). Consult our engineering team for application-specific data.

Why Boze Titanium Manufacturing Center

Why Choose Us for This Grade

Boze Titanium Manufacturing Center is a precision manufacturer of Grade 1 commercially pure titanium components for the chemical processing, desalination, marine, and architectural industries. Our facility processes certified CP-Ti Grade 1 stock with full material traceability, EN 10204 Type 3.1 MTRs, and CMM dimensional inspection.

Frequently Asked Questions

Common questions from engineers about this titanium grade and our precision machining capabilities.

What is Grade 1 titanium and what are its key advantages?

Grade 1 is the lowest-strength, softest, and most ductile grade in the commercially pure titanium family. It offers the highest formability and corrosion resistance among CP grades, making it ideal for applications requiring severe forming operations and exposure to corrosive environments.

Can you machine and form Grade 1 titanium into complex components?

Yes. Grade 1 offers excellent cold formability and can be deeply drawn without intermediate annealing. We machine Grade 1 on our CNC centers with tolerances up to ±0.005 mm, and our fabrication team performs TIG welding, laser cutting, and forming per AWS D1.6 standards.

What industries commonly use Grade 1 titanium?

Grade 1 is widely used in chemical processing equipment, desalination plants, heat exchangers, marine components, architectural cladding, and medical devices per ISO 5832-2.

Related Components

10 precision CNC machined components manufactured from Grade 1 - Commercially Pure Titanium

Titanium Catalyst Basket Mesh Liner

Woven mesh liner for catalyst basket

Hot forming plate rolling for reactor hardware geometryCNC corrosion allowance at 200W fiber laserTIG welding Grade 2 at 200W fiber laserHydrostatic shell test at 200W fiber laser

Titanium Chlorine Compressor Impeller

Wet chlorine gas compressor impeller

Hot forming plate rolling for reactor hardware geometryCNC corrosion allowance with Class 6g gaugeTIG welding Grade 2 with Class 6g gaugeHydrostatic shell test with Class 6g gauge

Titanium Heat Exchanger Tube Sheet

Tube sheet for shell & tube heat exchanger

Hot forming plate rolling for heat exchanger geometryCNC corrosion allowance with SPC samplingTIG welding Grade 2 with SPC samplingHydrostatic shell test with SPC sampling

Titanium Heat Exchanger Tube Bundle

Seamless tube bundle for shell & tube HX

Hot forming plate rolling for heat exchanger geometryCNC corrosion allowance with SPC samplingTIG welding Grade 2 with SPC samplingHydrostatic shell test with SPC sampling

Titanium PEM Bipolar Plate

PEM electrolyzer bipolar plate (Grade 1, Pt-coated)

Closed-die forging net shape for hydrogen hardware geometryCNC precision machining with SPC samplingTIG welding all positions with SPC samplingDPI dye penetrant inspect with SPC sampling

Titanium PEM Gas Diffusion Layer

PEM electrolyzer liquid-gas diffusion layer (sintered)

Closed-die forging net shape for hydrogen hardware geometryCNC precision machining with 0.5mm corner radiusTIG welding all positions with 0.5mm corner radiusDPI dye penetrant inspect with 0.5mm corner radius
View All 10 Components →

Need Grade 1 Components?

Our engineering team delivers precision-machined components in Grade 1. Submit your RFQ for a competitive quote within 24–48 hours.

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Audience-first guidance

Guidance for the professionals who specify titanium

Role-specific answers and resources for engineers and buyers in this industry.

Design engineering Quality & compliance Procurement

Common questions from this audience

How do I choose the right titanium grade?

Selection depends on strength, corrosion resistance, formability and application — CP grades for corrosion, alpha-beta alloys like Ti-6Al-4V for strength, and ELI grades for medical.

Which titanium grade is best for medical implants?

Ti-6Al-4V ELI (Grade 23) per ASTM F136 is the most common implantable grade for its strength and biocompatibility.

What certifications accompany titanium material?

Mill test certificates (ASTM, AMS), EN 10204 3.1 reports and full lot traceability are provided with every shipment.

Related resources

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About Boze Titanium Manufacturing Center

One Metal. One Focus. Infinite Precision.

Founded in 2011 in Baoji's Titanium Valley, BOZE Metal is dedicated exclusively to titanium — from raw material to precision engineering. AS9100D, ISO 13485 & ISO 9001 certified with 500+ clients across Aerospace, Medical & Motorsport industries, we deliver end-to-end precision titanium CNC machining with full material traceability from source to component.

Boze Titanium Manufacturing Center is operated by Baoji Boze Metal Products Co., Ltd.

AS9100D ISO 13485 ISO 9001 500+ Clients 15+ Years OEM/ODM
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