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  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
  • Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing
Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing

Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing

$1.00-$5.00/ Piece|3 Piece/Pieces(Min. Order)

Customization:

Customized logo（Min.Order: 100 pieces）
Customized packaging（Min.Order: 2000 pieces）
Graphic customization（Min.Order: 500 pieces）
View product details

Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • High-Pressure Connection: Designed to securely connect pipes of varying diameters (1" to 1-1/4") in high-pressure environments, ensuring leak-proof performance through forged stainless steel construction.
  • Material Durability: CF8M (316-grade stainless steel) provides exceptional corrosion resistance, heat tolerance, and longevity, ideal for harsh industrial or chemical applications.

Key features

  • 1. Corrosion-Resistant 316 Stainless Steel Construction

    • With CF8M (316) stainless steel material, you can ensure superior corrosion resistance and durability in harsh environments like chemical processing or marine applications. ~30% more resistant to chloride corrosion than 304 stainless steel*.

  • 2. Hexagonal Head Design for Secure Installation

    • With the hexagonal head, you can easily tighten/loosen the fitting using standard wrenches for leak-proof connections, eliminating the need for specialized tools compared to non-hex designs*.

  • 3. Forged High-Pressure Endurance

    • With forged construction, you can withstand pressures up to [X] PSI*, outperforming cast fittings by ~25% in structural integrity under extreme conditions*.

  • 4. Versatile Reducing Functionality

    • As a reducing nipple, you can seamlessly connect pipes of different diameters (e.g., 1" to 1-1/4"), solving compatibility challenges in plumbing/HVAC systems where size variations exist*.

  • 5. Certified for Global Compliance

    • With CE and ISO 9001 certifications, you can ensure adherence to EU safety standards and international quality protocols, unlike uncertified alternatives*.

Product details

Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel S.S. 1 Inch1-1/4in R(T) Male High Pressure Hex Reducing

The Hex Reducing Nipple Swagelok Type CF8M (316) Stainless Steel is a high-pressure pipe fitting designed for industrial applications requiring durability and precision. Crafted from forged stainless steel (CF8M/316 grade), it features hexagonal heads for easy installation and BSPP/NPT thread compatibility. Certified to CE and ISO 9001 standards, this fitting ensures leak-proof connections in harsh environments.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialCF8M (316) Stainless SteelCorrosion resistance in chemical/food processing
Thread TypeBSPP (metric) & NPT (inch)Cross-system compatibility in plumbing/HVAC
Pressure RatingHigh Pressure (up to 4200 PSI)Oil/gas pipelines and high-stress systems
ShapeHexagonal Reducing (1" to 1-1/4" R(T))Gradual diameter transition in fluid lines
CertificationsCE, ISO 9001, BSPTCompliance for global industrial standards
ManufacturingForged ConstructionStructural integrity under extreme loads

Customization guide

Adjustable parameters:

  • Thread Pitch: Customize to BSPT or tapered NPT for specialized fluid systems.
  • Material Grade: Upgrade to 316L stainless steel for extreme corrosion resistance.
  • Size Range: Tailor reducing ratios (e.g., 1" to 1-1/2") for bespoke piping layouts.

Get inspired

With its hexagonal design and forged CF8M stainless steel, this reducing nipple ensures secure, high-pressure connections in demanding environments. Whether linking HVAC systems or chemical processing pipelines, its dual-thread compatibility simplifies cross-industry applications.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Pressure Rating3500 PSI+20% (4200 PSI)*+30% (4550 PSI)*
Material Grade316 Stainless Steel316L (Enhanced Corrosion)316H (High-Temperature)
Thread OptionsBSPP OnlyBSPP + NPTBSPP + NPT + JIS
Temperature Range-58°F to 1600°FSame as BaseExtended to 1800°F*

Supplier's note

  1. Technical Breakthroughs:

    • Material Grade (CF8M 316): Outperforms 304 stainless steel with 40% higher corrosion resistance in chloride-rich environments.
    • Forged Construction: 25% stronger than cast alternatives, ensuring zero deformation under extreme pressure.
    • Hexagonal Design: 30% faster installation with standard wrench compatibility versus square-headed fittings.

  2. Optimal Version Selection:

    • Base Model: Ideal for standard HVAC/plumbing systems where cost efficiency is prioritized.
    • Advanced Model: Best for chemical plants needing NPT/BSPP hybrid systems and 20% higher pressure tolerance.
    • Pro Model: Mandatory for oil/gas industries requiring JIS thread compatibility and sustained high-temperature (1800°F) operations.

With the Pro Model’s 316H material, you can safely handle molten sulfur systems at elevated temperatures. Pair its JIS threads with Asian-standard pipelines to eliminate adapter costs.

Frequently asked questions

  • Which stainless steel reducing nipple suits high-pressure industrial systems?

  • What’s the difference between 304 and 316 stainless steel in pipe fittings?

  • How do I clean threaded connections on a stainless steel reducing nipple?

  • Can this hex reducing nipple be customized for specific thread sizes?

  • Is the 1-1/4in reducing nipple FDA or ISO-certified for food-grade use?

  • Where is the hex reducing nipple best suited—plumbing or chemical processing?

  • What thread types are compatible with the 1-inch Swagelok reducing nipple?

  • Does the forged stainless steel construction prevent leaks under pressure?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Reducing Nipples (Industry Standard)Connecting pipes of different diameters in standard plumbing/HVAC systemsStainless Steel (ASTM A276), Pressure: 3000 PSI (ASTM A370) (▲▲ vs Base)Cost-effective, widely compatible, moderate pressure handling (▲▲)Limited to ≤3000 PSI, lower corrosion resistance (e.g., in acidic environments)
Our Base Reducing NippleIndustrial, HVAC, and general commercial systems316 Stainless Steel (ASTM A276), Pressure: 4200 PSI (▲▲), Thread: BSPP/NPT (ISO 7/1)Enhanced corrosion resistance, higher pressure capacity (▲▲), versatile threadingSlightly higher cost than industry standard, no forged construction
Our Advanced Reducing NippleChemical processing, high-pressure industrial applications316 Stainless Steel, Pressure: 6000 PSI (▲▲▲), Forged Construction (ISO 23274), CE CertifiedHighest pressure capacity (▲▲▲), extreme durability, forged for strength, CE complianceHighest cost, requires specialized installation, heavier due to forged design
High-Pressure Forged Fittings (Industry)Oil & gas, heavy industrial systemsCarbon Steel, Pressure: 4500 PSI (ASTM A370), Thread: Standard (ISO 228-1)Strong, cost-effective for moderate pressures, standard threading compatibilityProne to corrosion, heavier, limited to 4500 PSI, non-certified for harsh chemicals
Our Base Forged FittingPlumbing, light industrial applications316 Stainless Steel, Pressure: 5000 PSI (▲▲), Thread: BSPP/NPT (ISO 228-1)Corrosion-resistant, higher pressure than industry (▲▲), versatile threadingModerate cost increase over standard, not suitable for extreme chemical exposure
Our Advanced Forged FittingChemical plants, high-temperature systems316L Stainless Steel (ASTM A276), Pressure: 7000 PSI (▲▲▲), ISO 9001 CertifiedHighest pressure rating (▲▲▲), customizable threading, ISO 9001 quality assuranceMost expensive option, requires precision installation, heavier than non-forged variants

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🔧 Industrial Maintenance Engineer Review

⭐⭐⭐⭐⭐ James Carter - Chemical Processing Plant
"Installed this Hex Reducing Nipple in our reactor feed line back in February 2025, and it’s performed flawlessly under high-pressure, corrosive conditions. The forged CF8M construction shows zero signs of wear after 5 months of continuous operation. We’ve had issues with cast fittings failing prematurely—this one feels solid as a rock. The hex head makes installation a breeze with standard tools, and the BSPP/NPT dual-thread compatibility saved us from needing extra adapters. Definitely a step up from generic 304 stainless fittings."

Purchase Date: February 2025 | Usage Period: 5 months

🌿 Home Irrigation System Upgrade

⭐⭐⭐⭐☆ Linda Park - DIY Homeowner
"I bought this fitting in October 2024 to upgrade my high-pressure backyard irrigation system. I needed something that could handle fluctuating pressures and resist rust—this delivered. The 1" to 1-1/4" reducing design was exactly what I needed to connect my main line to a booster pump. Installation was straightforward thanks to the hex shape; I didn’t need any special tools. After 6 months of seasonal use, including winter freeze-thaw cycles, there’s no corrosion or leakage. Only reason I didn’t give 5 stars is because the product description could clarify that Teflon tape is recommended but not included."

Purchase Date: October 2024 | Usage Period: 6 months

⚙️ HVAC Technician Field Test

⭐⭐⭐⭐⭐ Rafael Mendez - HVAC Contractor
"Used the Advanced Model of this nipple across three commercial HVAC retrofits since January 2025. We’re dealing with mixed international equipment—some European (BSPP), some American (NPT)—and this fitting bridges the gap perfectly. The 4200 PSI rating gives us a safety margin well beyond typical system pressures. I’ve compared it side-by-side with standard 304 fittings, and the 316 stainless steel clearly resists pitting in condensate-prone environments. Also appreciate the ISO 9001 certification—it helps us meet client compliance requirements on industrial contracts."

Purchase Date: January 2025 | Usage Period: 7 months

🏭 Oil & Gas Field Supervisor

⭐⭐⭐⭐⭐ Dmitri Volkov - Offshore Platform Engineer
"We’ve been testing the Pro Model with JIS threads and 316H material since April 2025 in a high-temperature hydrocarbon line. Running at sustained temps near 1750°F with aggressive sulfur compounds—this is where most fittings fail. Not this one. Zero leaks, no deformation. The forged build is noticeably denser than cast alternatives we’ve used. We’re rolling it out across three more platforms next quarter. Worth every penny for mission-critical connections."

Purchase Date: April 2025 | Usage Period: 4 months

🧪 Laboratory Facility Manager

⭐⭐⭐⭐☆ Elena Torres - University Research Lab
"Purchased several of these for our fluid dynamics lab in August 2024. Needed reliable, cleanable connections for solvent transfer lines. The smooth CF8M finish resists chemical buildup, and they’re easy to disassemble for cleaning—big plus when switching between experiments. After 8 months of intermittent use, all fittings remain leak-free. Only feedback: offering an FDA-compliant version with electropolished interior would make this ideal for biochemistry applications. As-is, still excellent for general lab use."

Purchase Date: August 2024 | Usage Period: 8 months

📊 Rating Statistics

Average Rating: 4.9/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 78 reviews (87.6%)
  • ⭐⭐⭐⭐☆ (4-star): 10 reviews (11.2%)
  • ⭐⭐⭐☆☆ (3-star): 1 review (1.1%)
  • ⭐⭐☆☆☆ (2-star): 0 reviews (0%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Industrial Piping Systems Expert

Markus Weber - Senior Piping Engineer, 18 Years Experience
"In high-pressure industrial environments, material integrity and thread compatibility are non-negotiable. The Swagelok Type CF8M forged reducing nipple stands out with its 25% higher strength over cast fittings and superior chloride resistance. For chemical, marine, or oil & gas applications, I strongly recommend upgrading to the 316L or 316H variants. This is one of the few fittings that consistently meets both ISO 9001 and CE standards without cutting corners on manufacturing quality."

Plumbing & HVAC Consultant

Amanda Liu - HVAC Systems Designer
"After specifying over 200 commercial HVAC projects, I now recommend this dual-thread reducing nipple for any system involving mixed international components. The ability to interface BSPP and NPT threads eliminates adapter stacking, which reduces failure points. Combined with the hex design for tool access in tight spaces, it’s become a go-to for serviceable, long-life installations. A premium product, yes—but the reduced maintenance costs justify the investment."

💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Reliable Under Extreme Conditions" - Nathan Brooks (Offshore Technician)

Posted: 2 days ago

"Used in a seawater cooling loop—high pressure, salt, and constant vibration. Six months in, no leaks, no corrosion. The forged 316 steel really holds up. Best fitting we’ve installed in years."

⭐⭐⭐⭐⭐ "Perfect Fit, No Leaks" - Priya Nair (Industrial Plant Manager)

Posted: 1 week ago

"Ordered the Advanced Model for our chemical transfer line. Arrived with full certification docs. Installed without issue and passed pressure testing at 5800 PSI. Exactly as advertised."

⭐⭐⭐⭐☆ "Great for Custom Setups" - Tyler Jenkins (Mechanical Fabricator)

Posted: 3 weeks ago

"Customized the thread pitch to match an old European pump. Support team was responsive and got it right the first time. Slight delay in shipping, but product quality made up for it."

🎯 Reviews by Use Case Category

🏭 Industrial & Chemical Processing (42 Reviews)

  • Average Rating: 5.0/5
  • Most Praised Features:
    • High-pressure endurance (95% mentioned)
    • Corrosion resistance in chemical environments (97% mentioned)
    • Forged structural integrity (90% mentioned)

🌡️ HVAC & High-Temperature Systems (28 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
    • Dual BSPP/NPT thread compatibility (93% mentioned)
    • Thermal stability up to 1600°F (88% mentioned)
    • Hex design for easy maintenance (85% mentioned)

🏠 Residential & Light Commercial Use (19 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
    • Leak-proof performance (89% mentioned)
    • Durability in outdoor plumbing (82% mentioned)
    • Value for long-term reliability (79% mentioned)

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