Your Trusted Fasteners Supplier in Malaysia
With over a decade of expertise, Mumtaz Energy is a leading supplier of top-quality stud bolts, hex bolts, and U-bolts. Our commitment to excellence has earned us the trust of clients across the region. As a premier supplier in Malaysia, we offer a comprehensive range of fastener sizes, materials, and coatings, suitable for critical applications in your oil and gas facilities.
At Mumtaz Energy, we take pride in delivering stud bolts, hex bolts, and U-bolts that meet the highest industry standards and are meticulously tailored to the specific needs of oil and gas operations.
Our fasteners comply with international standards, including:
- ASME B18.2.1, Square Hex, Heavy Hex, and Askew Head Bolts and Hex, Heavy Hex, Hex Flange, Lobed Head, and Lag Screw (Inch Series)
- ASME B1.1, Unified Inch Screw Threads (UN, UNR, and UNJ Thread Forms)
- ASME B16.5, Pipe Flanges and Flanged Fittings, including specifications for bolting
- DIN 976, German standard for threaded rods, including stud bolts
- BS EN 10269
- ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel
- ISO 4032, Hexagon nuts, including standard specifications related to stud bolts
- MSS SP-58, Pipe Hangers and Supports โ Materials, Design, Manufacture, Selection, Application, and Installation
- MSS SP-69, Pipe Hangers and Supports โ Selection and Application UN, Unified National Fixed Pitch Series UNC, Unified National Coarse Series
- ASTM A307, Carbon Steel Bolts, Studs, and Threaded Rod 60 000 PSI Tensile Strength
Overview of Stud Bolts
What is a Stud Bolt?
A stud bolt is a type of fastener consisting of a threaded rod with threads on both ends, used in various industrial applications to securely fasten flanges and other components. Unlike standard bolts, stud bolts do not have a head, making them ideal for situations where tight tolerances and precise alignment are crucial. They are commonly employed in the oil and gas, petrochemical, and construction industries.
Stud bolt – Threaded Rod
The threaded rod, the core of the stud bolt, is designed to provide robust strength and durability. It is fully threaded, allowing for a wide range of lengths to be customized to specific project requirements. Threaded rods are typically made from high-grade steel, ensuring they can withstand extreme pressures and temperatures in demanding environments.
Heavy Hex Nut
Hex nuts are used in conjunction with stud bolts to secure the fastening system in place. These six-sided nuts are easy to tighten and loosen using standard tools, providing a reliable connection. In many applications, hex nuts are paired with washers to distribute the load evenly and prevent damage to the components being fastened.
Material Selection
Selecting the right material for stud bolts is critical to ensure performance and longevity. Common materials include carbon steel, alloy steel, and stainless steel, each offering distinct advantages depending on the application. The material choice should consider factors like corrosion resistance, tensile strength, and environmental conditions to optimize the stud bolt’s performance.
Coating Selection
Coating is another essential consideration for stud bolts, as it provides an additional layer of protection against corrosion and wear. Various coating options, such as galvanization, PTFE, and zinc plating, can be applied based on the operating environment. Choosing the appropriate coating extends the lifespan of the stud bolt, ensuring reliable operation over time.
As a trusted supplier of stud bolts in Malaysia, Mumtaz Energy delivers high-quality products that meet international standards, ensuring safety and optimal performance for your projects. Contact us today to discover the perfect stud bolt solution for your needs.
Overview of Pipe Support U-Bolts
What is a U-Bolt?
A U-Bolt is a type of fastener shaped like the letter “U” with threaded ends on both sides. It is commonly used in the oil and gas industry to secure pipes to a supporting structure. The U-shape is designed to wrap around the pipe, allowing it to be clamped down tightly with nuts and washers, ensuring the pipe remains in place under various conditions.
Application of U-Bolt in Pipe Support
In pipe support applications, U-Bolts play a critical role in maintaining the stability and alignment of pipes. They act as anchors, preventing unwanted movement and reducing the risk of mechanical stress that can lead to wear and tear. U-Bolts also absorb vibrations, minimizing the potential for damage and ensuring the integrity of the piping system. Their use is essential in environments where pipes are exposed to fluctuating temperatures, pressure changes, and dynamic forces.
Dimensions of U-Bolts
U-Bolts come in a variety of sizes to accommodate different pipe diameters and support requirements. The key dimensions to consider include the diameter of the U-Bolt, the distance between the legs (inside width), the length of the legs, and the thread size. These dimensions must match the pipe specifications and the installation requirements to ensure a secure fit. The most common sizes are standardized, but custom U-Bolts can be manufactured to meet specific project needs.
Accessories of U-Bolts
To enhance the functionality of U-Bolts, several accessories are commonly used. These include hex nuts, washers, and pipe saddles. Hex nuts are used to tighten the U-Bolt securely, while washers distribute the load evenly, preventing damage to the pipe and the supporting structure. Pipe saddles, often made of insulating material, are placed between the U-Bolt and the pipe to prevent metal-to-metal contact, reducing the risk of corrosion and wear.
Related Standards of U-Bolts
U-Bolts used in pipe support applications must adhere to specific industry standards to ensure their quality and performance. These standards include ASTM A307 for carbon steel U-Bolts, ASTM F1554 for anchor bolts, and ASME B31.1 for power piping systems. Adhering to these standards guarantees that the U-Bolts can withstand the operational demands of the piping system, providing long-lasting and reliable support.
As a trusted supplier of U-Bolts in Malaysia, Mumtaz Energy delivers high-quality products that meet international standards, ensuring safety and optimal performance for your projects. Contact us today to discover the perfect U-Bolt solution for your needs.
Overview of Hex Head Bolts
What is Hex Head Bolts?
Hex head bolts, commonly referred to as hex bolts or hex cap screws, are fasteners characterized by their hexagonal (six-sided) head. These bolts are designed for use with a wrench or socket, allowing for a secure grip and high torque application during installation. Hex head bolts are commonly used in construction, machinery, and automotive industries due to their robust design and versatility.
Application of Hex Head Bolts
Hex head bolts serve the primary function of fastening materials together securely. They are commonly used in conjunction with a nut or tapped hole, providing strong and durable joints in both metal and wood assemblies. Their six-sided head design allows for easy tightening or loosening with standard tools, making them ideal for heavy-duty applications where strong clamping force is required.
Hex Bolt Threading
Hex head bolts are available in different threading options, including coarse, fine, and partially threaded varieties. The threading type selected depends on the specific application, with coarse threads being suitable for rapid assembly and disassembly, and fine threads offering more precision and strength in the fastened joint. Partial threading provides a combination of grip strength and smooth surface contact, often used in situations where alignment is critical.
As a trusted supplier of hex head bolts in Malaysia, Mumtaz Energy delivers high-quality products that meet international standards, ensuring safety and optimal performance for your projects. Contact us today to discover the perfect hex head bolt solution for your needs.
Specifications
Specification | Options |
---|---|
Type | Stud bolt Full Threaded Stud Bolt Both End Threaded Hex Head Bolt Full Threaded Hex Head Bolt Half Threaded U-Bolts |
Size | Imperial : From 1/2″ to 2-3/4″ Diameter Metric : From M6 to M64 |
Length | 20mm to 3000mm LG |
Standard | ASME B18.2.1, Fully Threaded Stud bolts ASME B18.2.2 ISO 4017, Hex Head Bolts ISO 4014, Hex Head Bolt Half Threaded ISO 4032, Nuts ISO 7089, Flat Washers ISO 7090, Flat Washers |
Material Grade Standard
Material | Standard/Grade/Symbol |
---|---|
Material | Stud: DIN DIN 931/933 Grade 4.6, 4.8, 5.6, 5.8, 8.8, 10.9, 12.9 DIN 931/933 SUS 304, 316 For Low Temperature ASTM A320 L7, ASTM A320 L7M, ASTM A320 B8M, ASTM A320 B8M CL. 2, For High Temperature ASTM A193 B7, ASTM A193 B7M, ASTM A193 B8M, ASTM A193 B8M CL. 2 For High Temperature ASTM A453 660A, ASTM A453 660B, ASTM A453 660C, ASTM A453 660D Duplex & Super Duplex UNS S31803, UNS S32205 Others Mild Steel, Monel, Hastelloy, Inconel, Titanium |
Coating | Fluorocarbon Coated, FCC, PTFE, or Xylan 1424 Ceramic coated, Xylar 2 Hot Dip Galvanized as per ASTM A153/A153M Mechanical Galvanized as per ASTM B695 Zinc Electroplated as per ASTM B633 Zinc-Nickel Electroplated as per ASTM B841 Cadmium Electroplated as per ASTM B766 |
Ordering Information
Stud Bolts, 1-1/8″ X 240mm LG ASTM A193 Gr. B7M, C/W 2 Heavy Hex Nuts ASTM A194 Gr. 2HM, Xylar 2 + Xylan 1424
Ordering Information
Hex Head Bolts, M12 X 80mm LG, A4-70, C/W 1 Flat Washer & 1 Spring Washers & 1 Hex Nut
Ordering Information
U-Bolt, 2″ Pipe Size, 3/8″ Rod Dia., Galvanized, Mild Steel C/W Rectangle PTFE, & 4 Hex Nut