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Original price was: $400.00.Current price is: $330.00.

The Blanking Cap, 4″ 206 M, 2000 psi, Sour Service is a robust, high-performance component engineered for isolating unused ports and open connections in high-pressure oilfield systems. Designed specifically for compatibility with 206 M-style union connections, this blanking cap provides a secure and leak-proof seal, protecting critical system components during maintenance, testing, and shut-in procedures.

Built from high-strength alloy steel and treated with corrosion-resistant coatings, this cap is ideally suited for sour service applications where hydrogen sulfide (H₂S) is present—complying with NACE MR0175 standards to ensure material reliability and safety under aggressive service conditions. Whether for temporary shutdowns or transportation of pressure control equipment, this cap provides peace of mind with dependable performance in demanding field operations.

Delivery and return
Delivery and return

SECTION 1 – ORDER PROCESSING TIMES

Orders typically take 1 – 2 business days to process before the order is released to the warehouse. This excludes weekends, holidays, and all other non-working days. Orders placed after 13:00 CST will be processed the next business day.

If immediate order and pickup is required, please call us at

(405) 666-5011 to speak with a technical sales representative or e-mail at seo@blazess.com

Due to rapidly fluctuating inventory levels, some items from your order may be partially or completely out of stock. Upon receipt of your order, we will notify you of any stock shortages and advise the lead time for the out of stock items. Typically, the manufacturing lead times will be less than 1 week for common products and 1-2 weeks for limited stock uncommon products.

SECTION 2 – LOCAL PICK-UP

Local pickup is available Monday – Friday during regular business hours. An email will be sent when your order is ready for pick up and will include the contact detail for the local warehouse. You must call in advance to schedule a time for pickup as most products require handling equipment to load.

After hours pickup can be scheduled in advance if required, please call or email to make arrangements.

Please note that due to the vast number of products offered, your chosen pick up location may not have enough stock at the time of order. Upon receipt of your order, we will notify you of any stock shortages for the local warehouse and advise the lead time for the back ordered items. Typically, the lead times will be less than 1 week if the products are in stock at other locations.

Pickups will be scheduled once all products are in stock at the local warehouse. However, split order pickups can be arranged upon request.

Local pickup is available at the following locations:Houston

Houston - 27381 Midline Rd, Cleveland, TX 77327

Oklahoma - 512 N Morgan Rd, Oklahoma City, OK 73127

North Dakota - 2000 50th St W #4, Williston, ND 58801

Odessa - 12511 W. Interstate 20, Odessa, TX 79766

Dubai, U.A.E. - Street no. N506, Ware house Unit#WT01-FB06|Jebel Ali Freezone (North JAFZA) Dubai

For Return/Refund Please see here.
Shipping Information
Shipping Information

SECTION 3 – LOCAL DELIVERY

Local delivery is available Monday – Friday during regular business hours.

An email will be sent when your order is processed with a date and time for the delivery. You must ensure safe access for the delivery and all required equipment and personnel are available as most products require handling equipment to unload.

After hours delivery can be scheduled in advance if required, please call or email to make arrangements.

Please note that due to the vast number of products offered, your local warehouse may not have enough stock at the time of order. Upon receipt of your order, we will notify you of any stock shortages for the local warehouse and advise the lead time for the back ordered items. Typically, the lead times will be less than 1 week if the products are in stock at other locations.

Deliveries will be sent once all products are in stock at the local warehouse. However, split deliveries can be arranged upon request.

SECTION 4 – SHIPPING COLLECT / CUSTOMER ACCOUNT

In most cases, we can ship collect, you may arrange your own carrier/pickup or have us ship using your established carrier account.

SECTION 5 – DOMESTIC SHIPPING

After placing your order, we'll find the optimal shipping solution for you, balancing speed and cost. You'll be notified of the final shipping charges via email, Post your confirmation Order Will be Shipped.  

SECTION 6 – INTERNATIONAL SHIPPING

After placing your order, we'll find the optimal shipping solution for you, balancing speed and cost. You'll be notified of the final shipping charges via email, Post your confirmation Order Will be Shipped.

SECTION 7 – PACKAGING

  • Manufacturers standard packaging and palletizing included
  • Special requirements for export packaging, crating, bracing, preservation, etc. are NOT included. Please contact us with any special packaging requirements.
  • Assemblies which are meant to be dismantled shall be dismantled into the smallest sizes to optimize freight costs and time.

SECTION 8 – SHIPPING EXCEPTIONS AND CLARIFICATIONS

  • Over dimensional and/or overweight packages are not included in the shipping rate schedules
  • Import fees, taxes and tariffs and any other import or taxes costs are the responsibility of the customer unless otherwise agreed to in writing.
  • No guarantees for shipping, delivery times, processing times are implied or warranted.
  • Some areas, regions or countries may not be eligible to place orders due to trade restrictions, embargos or other governmental restrictions.
  • We will do our best to manage the shipping costs within our stated rate schedule, however, some orders due to their composition and destination may require special handling. In these cases, one of our team will contact you do discuss shipping solutions.
Composition and care
Composition and care

Composition & Care for Oilfield Equipment

Our oilfield equipment is manufactured from high-quality, forged, and heat-treated alloy steel, ensuring exceptional durability, corrosion resistance, and performance under extreme conditions. Each component is precision-engineered to meet or exceed API 6A standards, guaranteeing safety, reliability, and long service life in demanding oilfield operations.

Care & Maintenance:

  •  Use Only Specified Seals & Components – Always use recommended gaskets, seals, and replacement parts for optimal performance and leak prevention.
  • Regular Inspection – Check for wear, corrosion, and pressure integrity to ensure continued safety and efficiency.
  • Proper Handling & Storage – Store in a clean, dry environment, and avoid exposure to extreme weather when not in use.
  • Routine Lubrication – Apply approved lubricants to threaded and moving parts to prevent friction damage and ensure smooth operation.
  • Follow Manufacturer’s Guidelines – Adhere to recommended pressure ratings and installation procedures to avoid equipment failure.
  • For best performance and safety, always use genuine products and expert-recommended accessories supplied by Blaze Sales & Service.

Description

Blanking Cap, 3″ 206 M, 2000 psi, Sour Service

The Blanking Cap, 4″ 206 M, 2000 psi, Sour Service is a robust, high-performance component engineered for isolating unused ports and open connections in high-pressure oilfield systems. Designed specifically for compatibility with 206 M-style union connections, this blanking cap provides a secure and leak-proof seal, protecting critical system components during maintenance, testing, and shut-in procedures.

Built from high-strength alloy steel and treated with corrosion-resistant coatings, this cap is ideally suited for sour service applications where hydrogen sulfide (H₂S) is present—complying with NACE MR0175 standards to ensure material reliability and safety under aggressive service conditions. Whether for temporary shutdowns or transportation of pressure control equipment, this cap provides peace of mind with dependable performance in demanding field operations.


Key Features:

  • Precise Fit: Engineered for 4″ 206 M hammer union connections for reliable and consistent sealing

  • High Pressure Rated: Designed for working pressures up to 2000 psi, ensuring safe operations

  • Sour Service Ready: Manufactured using materials compliant with NACE MR0175 standards for use in H₂S environments

  • Durable Construction: Built with high-grade alloy steel and treated with anti-corrosion finishes for extended life span

  • Field-Tested Design: Proven performance in rugged oilfield applications—easy to install and remove in on-site conditions

  • Operational Safety: Prevents contamination, pressure loss, and hazards from exposed or open ports


Specifications & Technical Details:

  • Size: 4 inches

  • Connection Type: 206 M Hammer Union

  • Working Pressure: 2000 psi (Non-shock service)

  • Service Type: Sour (H₂S)

  • Material: Heat-treated alloy steel with corrosion-resistant coating

  • Compliance:

    • API 6A standards (where applicable)

    • NACE MR0175 for sour service materials

  • Seal Type: Metal-to-metal seal with precision-machined mating surfaces


Application:
The 4″ 206 M Blanking Cap is widely used in well control equipment, pressure testing systems, blowout preventer (BOP) stacks, choke manifolds, valve assemblies, and wellhead systems. Its role is critical during:

  • Pressure isolation

  • Transportation of equipment

  • Equipment maintenance and repair

  • Protection from debris or contamination

  • Shut-in of unused ports in active systems

Especially suited for onshore and offshore oil & gas operations where exposure to sour gas is a risk, this blanking cap ensures system safety, reliability, and environmental protection.


Contact Us:
For pricing, availability, or technical support, please contact:
📞 +1 405 666 5011
📧 seo@blazess.com

Blaze Sales and Service – Your trusted partner in oilfield equipment solutions.

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