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High-Performance Rubber Sealing Sleeves for Underground Pipeline Protection at Gas Stations

High-Performance Rubber Sealing Sleeves for Underground Pipeline Protection at Gas Stations

The HBSS Series High-Performance Rubber Sealing Sleeves for Underground Pipelines are specially engineered to provide a secure and leak-proof seal for oil and industrial pipelines installed in gas station underground infrastructure. When pipelines penetrate containers such as Manhole Operation Wells and Fuel Dispenser Sumps, gaps naturally occur around the pipe openings. The HBSS rubber sleeves are designed to tightly seal these gaps, preventing leakage, contamination, and corrosion, while ensuring long-term operational safety.

Constructed from durable Buna-N rubber, the sleeves combine flexibility with high chemical and temperature resistance. Stainless steel bolts, nuts, and clamps complement the rubber body, offering reliable fastening and installation stability. The design ensures a snug fit for a wide variety of pipe diameters, including steel, single-layer, and double-layer composite pipes. This adaptability makes the HBSS Series a versatile solution for underground pipeline protection in modern fuel stations.

The HBSS Series is widely recognized internationally and has different names depending on local markets: in Vietnam, they are called “Ống Cao Su Chống Rò Rỉ Dưới Đất”, in Thailand “ปลอกยางป้องกันรอยรั่วใต้ดิน”, in Cambodia “ស្ព្លីវីញសុវត្ថិភាពសម្រាប់បំពង់ក្រោមដី”, in Myanmar “မြေကြီးအောက်သံလိုက်ပိုက်သံကြွပ်အိုး”, in Indonesia “Selongsong Karet Tahan Bocor untuk Pipa Bawah Tanah”, and in Malaysia “Sarung Getah Anti-Lecur untuk Paip Bawah Tanah”. These local designations reflect the widespread application and adoption of HBSS sleeves in regional pipeline projects.

The HBSS sleeves cover a comprehensive range of pipe sizes. Smaller diameters, such as 20 mm to 32 mm, are ideal for wire casing or cable conduit sealing, while larger diameters, from 50 mm to 125 mm, accommodate steel and composite pipes. Their flexible design allows installation in confined underground spaces without compromising the seal integrity, reducing maintenance costs and improving safety for fuel station operations.

Installation is straightforward: the sleeve is positioned around the pipe and secured with stainless steel clamps and fasteners. The elastic properties of Buna-N rubber absorb minor movements and vibrations, ensuring a consistent seal even under ground settlement or thermal expansion. This feature makes HBSS an essential component for fuel station operators who prioritize safety, environmental protection, and regulatory compliance.

With robust chemical resistance, high elasticity, and corrosion-resistant metal fittings, the HBSS Series is suitable not only for petroleum pipelines but also for other underground liquid and gas transport systems. Its durable construction ensures long-term reliability and minimal maintenance, making it an ideal choice for industrial infrastructure projects and modern gas station designs globally.

Ordering Specifications
The HBSS Series covers multiple inner diameters for different pipeline types:
HBSS-20 / HBSS-25 / HBSS-32: Wire casing sealing
HBSS-50 / HBSS-54 / HBSS-57: Steel or composite pipe sealing
HBSS-63 / HBSS-75 / HBSS-90 / HBSS-100 / HBSS-110 / HBSS-125: Single-layer and double-layer composite or steel pipe sealing
Custom sizes are also available to match specific underground layout requirements.

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When laying underground oil pipelines and other pipelines at gas stations, we will make holes in the inner walls of various underground installation space containers such as Manhole Operation Wells and Fuel Dispenser Sumps so that the oil pipelines can extend into these containers and make next necessary connection.  In order to strictly seal the gap between the pipe and the hole open in the wall of Manhole Operation Well and Fuel Dispenser Sump, we have developed a series of rubber seals. The main body is made of rubber, and the fastening bolts, nuts and clamps are all made of stainless steel.

Ordering Specifications:

Item Number Size of Inner Dia To be used for
HBSS-20 20 mm wire casing sealing
HBSS-25 25 mm wire casing sealing
HBSS-32 32 mm wire casing sealing
HBSS-50 50 mm 50 mm outer diameter of steel pipe
HBSS-54 54 mm 54 mm outer diameter of steel pipe or composite pipe
HBSS-57 57 mm 57 mm outer diameter of steel pipe or composite pipe
HBSS-63 63 mm 63 mm of single-layer composite pipe and 2-inch steel pipe
HBSS-75 75 mm 75/63 mm of double-layer composite
HBSS-90 90 mm 90 mm single-layer composite pipe and 3-inch steel pipe
HBSS-100 100 mm 100 to 108 mm outer diameter of steel pipe or composite pipe
HBSS-110 110 mm 110 mm single-layer composite pipe or 4-inch steel pipe
HBSS-125 125 mm 125 / 110 mm double layer composite pipe

 



About Haibo
Zhejiang Haibo Petroleum Equipment Co., Ltd.

Zhejiang Haibo Petroleum Equipment Co., Ltd., established in 2017, is a certified enterprise located in Yongjia County, Wenzhou City, Zhejiang Province—recognized globally as the world’s largest manufacturing base for petroleum equipment and the well-known hometown of pumps and valves in China.
Our products are widely used in Fluid Control Systems, Energy Systems, Measurement Systems, Piping Systems, and Hydraulic Systems, serving petroleum companies, military units, oil depots, tank truck manufacturers, and petrol stations worldwide. Province—recognized globally as the world’s largest manufacturing base for petroleum equipment and the well-known hometown of pumps and valves in China.
At Haibo, we are backed by a team of senior industry experts with more than 20 years of professional experience in the petroleum equipment and fluid control sectors. Their deep technical knowledge and industry insight ensure that every product and solution we deliver meets the highest standards of quality, reliability, and performance.

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