API Adapter

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Tank Truck Equipment

Installed on road tankers to support bottom loading and unloading

Standard and Certification

Compliant with API RP1004
Certified under ADR (EU Regulation for the Transport of Dangerous Goods by Road)

Specifications

Nominal diameter: 4''
Nominal pressure: 0.6MPa
Seal material: Nitrile/fluorine rubber
Body material: Aluminum alloy
Installation: Flange
Temperature range: -40℃ to 70℃

Product Overview

Built for bottom-loading/unloading systems, the API adapter is a critical component installed on road fuel tankers to support loading from gantries and unloading at service stations via hose connections. Precision-engineered by DESEINOR, this tank truck adapter is fully compatible with standard API couplers, ensuring secure and efficient connection during petroleum transfer operations.

Widely trusted by major oil companies and fuel transport fleets around the world, the DESEINOR API adapter is designed to perform reliably under demanding conditions. Its lightweight, one-piece aluminum body and hard-anodized nose ring provide long service life, corrosion resistance, and operational ease.

This adapter simplifies loading and unloading while enhancing safety and minimizing the risk of spillage. Its flat-bottom design ensures complete product drainage and prevents contamination between different fuel batches. With a low-maintenance structure and durable components, it offers years of dependable service with minimal upkeep.

Features

The adapter is constructed using gravity-cast aluminum with a heat-treated hard anodized coating to ensure extended service life and corrosion resistance.
A heavy-duty poppet valve equipped with polyoxymethylene bearings provides smoother opening and reliable operation during loading and unloading.
Designed in accordance with API RP-1004, it features a standard 4-inch TTMA flange for compatibility with global bottom loading systems.
Compatible with a wide range of fuels, including diesel, biodiesel, gasoline, ethanol, and methanol.
A flat-bottom design ensures complete drainage of residual product, preventing contamination.
Fitted with Viton GFLT seals, the adapter meets fuel and additive compatibility requirements.
The valve is made of aluminum alloy, while internal components are stainless steel, ensuring strength, durability, and chemical resistance.

Drawings Download

Is the API adapter compatible with different types of tank truck systems?

Yes, our API adapters are manufactured according to international standards and are fully compatible with various fuel tanker systems and bottom loading equipment. This ensures efficient and secure fuel transfer across different brands and configurations.

What materials are used in your API adapters, and how resistant are they to corrosion?

The valve is made from high-strength aluminum alloy, treated with anodized surface protection to provide excellent resistance to corrosion and oxidation. It is suitable for use with gasoline, diesel, kerosene, and other common fuels.

How effective is the sealing performance of your API adapters during filling and unloading?

Each adapter is fitted with high-quality Viton fluororubber seals, which maintain reliable sealing performance even under high-pressure or low-temperature conditions, effectively preventing fuel leakage.