40KN U Bolt Tension Clamp NLL-manufacture,factory,supplier from China

U bolt has high strength and corrosion resistance and is widely used in power industry.Features:1. Carbon steel material, corrosion resistance, high hardness, not easy to deform2. Hot dip galvanized zinc coating for increased corrosion resistance and longer life3. The thread & pitch can be made according to different standard 

The NLL wedge-shaped strain clamp has the advantages of very small hysteresis loss, light weight, and convenient installation, which meets the requirements of energy saving and consumption reduction in the transformation of the national grid. The main body of the product is made of aluminum alloy, and the bolts and nuts are made of hot-dip galvanized material.Features:1. Model : wedge type2. Material: high strength alloy aluminum3. Model No.: NLL-24. U bolt number: 2 nos M125. Tension strength: 50kNTechnical specification: Model1KV Overhead Insulated wir

NLL wedge-shaped tension clamp body is made of high-strength aluminum alloy; the outer shell is smooth and has a long service life; it is easy to install and use; it has no power loss and is an energy-saving certified product.Features:1. Model : wedge type2. Material: high strength alloy aluminum3. Model No.: NLL-34. U bolt number: 3 nos5. Tension strength: 60kN Technical specification: Model1KV Overhead Insulated wire10KV Overhead Insulated wireWire clamping rangeφ (mm)U-boltNominal failure loadNumberdiameterNLL-125～7010～255.0～10.02M1240NLL-250～120

Pigtail Bolt M16 used on wooden, concrete and other power poles for supporting clamps and at the consumer’s premises. The clamps corrosion resistance conforms to the standards.Bolts and nuts is made of hot dip galvanised steel. Ultimate Tensile strength (UTS) of the clamp is 20KN.

U type bow shackle mostly used for the ADSS cable installation, which be compatible with tension screws. There are M12 or M14 two types for 40kN shackles, and all will be hot dip galvanized steel.Model No.: U-4Bolt size: M12& M14Drawing: Installation image(part 4) : 

1.Polymer Insulator Character:1.1high mechanical strength;1.2Good performance of hydrophobicity and anti-pollution;1.3 Excellent electrical Performance;1.4 small volume and lightweight. Type of productsOur products cover 10KV-1100KV high-voltage and extra-high voltage hollow ceramic insulators.Which include GIS outlet line insulator shellSF6 circuit breaker insulator shellCombined current and potential transformer insulator shell.capacitor insulator shellcable terminal insulator shellarrester insulator shell and solid pillar insulatorfuse protector insulatortank capacitor outlet line casi

The tension clamp NLL-1 is suitable for the overhead lines of 10kv and below. It is used to fix the aluminum stranded wire or the steel core aluminum stranded wire on the tension rod. When used for the overhead insulated aluminum wire, it is used in conjunction with the insulating cover to provide insulation protection. The wedge-shaped strain clamp has the advantages of very small hysteresis loss, light weight, convenient installation, etc., which meets the requirements of energy saving and consumption reduction in the transformation of the national grid.

Eye bolts is manufactured from steel, strength designation 4.6 and meet the requirements for mechanical properties.The safe working load of any eye bolt is that load which may be safely carried in an axial direction.

Hook bolt made of Q235B galvanized steel, with good high strength mechanical strength, long term usage in optical fiber cable installation, FTTH networks and aerial ADSS accessories.Technical property:1. performance class:4.6 2. The nominal tensile strength of the bolt material reaches 400Mpa3. The yield ratio of the bolt material is: 0.64. The nominal yield strength of the bolt material is up to 400×0.6=240MPa 

The U shackle is made of forged steel, has a wide range of uses.

The aluminum alloy suspension clamp is firm, easy to install, sturdy and durable, and adopts low-pressure casting technology; it has strong corrosion resistance, no hysteresis, not easy to break, and strong electrical conductivity. Features:1. Material: high strength alloy aluminum2. Model No.: XGH-33. U bolt number: 2 nos bolts4. Tension strength: 40kNTechnical specification: modelAdapt to wire diameter（mm）Main dimensions（mm）Nominal failure load（KN）reference weight（kg）HCMRLXGH-25.1～12.552.5251618.0166401.0XGH-312.4～1750.5231611.5200401.5XGH-419～23.559.5271613.522

TJ brass bolts are suitable for connection in power transmission and distribution lines. The red copper material has good electrical conductivity and high resistance to electrical resistance. The bolt design guarantees constant contact pressure; the surface is smooth, without burrs, making the work more stable and calm.

The bolt can be threaded for total length as per customers' requirement.

Square flat washer with 17.5mm diameter hole for 5/8" diameter bolt. Galvanized per ASTM A-153.Features:1. Material: steel2. Finish: galvanized3. Usage: for 5/8” bolts. Technical specification: 

The middle span ADSS tension set clamp composed of HDG U shackle, galvanized thimble clevis, Chain extension, outer rods and protector rods & inner rods.

PVC insulation piercing connector It is suitable for the branching and splicing of overhead insulated wires of 1kV and below. Features:Fully insulated housingStructure sealed, waterproof, anti-corrosion, long lifePuncture structure, torque bolt, ensure puncture pressureDifferent diameter and different wire connection, strong applicability.Model No.Suitable conductor range sqmmMain dimensionsqmmNormal current(A)Bolt noMain lineSub lineABHJBC1/7010-7015-10412355551JBC1/9516-951.5-10412655551JBC-116-12016-1206049802991JBC-250-24050-2407484.51164762

The Bolts, eye bolts, eye nuts and Nuts is manufactured by Hot/Cold forging process neatly and cleanly finished and have metric threads.Eye bolts threads is throughout their length and bolts threads is at 60% of their length.All the materials have bright surface finish. composition:1.The plain washers is cold punched2.Individual nuts and eye nut is used for special purposes, such as lock nuts.3.Before dispatch from the works one washer is fitted to each bolt, eye bolt, eye nut and a nut is screwed on the whole threaded length and left in this position.4.Each set of bolt and nut includes o

Details and characteristics of strain clamps: 1.U shackle: hot-dip galvanized cast steel U-shaped hanging ring, which is used to connect with the pole tower fastener. 2.Insert ring: Hot-dip galvanized precision cast steel insert ring, which is embedded in the bending head of the U-shaped hanging ring of the tension clamp, which can protect the tension clamp and connect with the extension rod. 3.PD hanging plate: The hot-dip galvanized precision cast steel PD hanging plate is used to connect the embedded ring and the U-shaped hanging ring, and avoid the optical cable at the exit

Self-supporting optical cable clamp ADSS optical cable tension clamp is a commonly used ADSS optical cable clamp. The main body material is PA66, stainless steel wire rope, injection molding process, widely used in communication engineering, etc. Mainly used for optical cables with 8-12mm cable diameter. Large quantities are exported to South America, Southeast Asia and other countries and regions.Features:Dimension: 205×90×45mmUnit weight:410gCarton size: 550×410×250mmQuantity per carton : 50 piecesMaterial: Nylon and stainless steelCable diameter: 8-12mmInstallation image: 

Composition: inner stranded wire, outer stranded wire, embedded ring, PD type hanging plate, U type hanging ring, etc. Purpose: To withstand full tension. Connect the optical fiber composite ground wire to the terminal, tensile strength (rotation angle greater than 25°) or the optical cable connection pole. Features: a. The stress distribution is uniform and there is no stress concentration point, which can protect the optical cable well. b.

The pole clamp is suitable for connecting the tension suspension clamp and the electric pole. Features: 1. Product manufacturing is strictly controlled and meets production standards. 2.The surface of the product has no burrs and is relatively smooth. 3. Support customization of a variety of special-shaped productsThe hoop device is composed of a hoop plate, a wing plate, a tie rib plate, a bolt and an inner liner.  An embedded hoop, which is formed by joining the left and right halves of the hoop.

The preformed strain clamp is used to undergo full anxiety on the naked conductors and overhead insulated conductors in the energy transmission and distribution line, and connect the conductors to the stress tower, that could replace the traditional bolt-type stress clamp and compression kind strain clamps and wedge-shaped stress clamps.Structure composition and material description 1. Non-twisted ring: standard form, suitable for small diameter wires; Stranded ring: suitable for larger diameter wires 2. Color code: starting mark of installation 3. Label: Indicate the produ

ADSS preformed tension set 200M span includes helical guy grip, protector rods, accessories like HDG U shackle, Galv.

The stay rods is for 40kN LV stays, the diameter of rods is M16, each element/material stay rod, stay base plate, guy grip, top make off, thimble are easy for assembly.A drawing of stay bows complete with thimble: