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  • suppliers aluminium tubes, welded purchase quote ...

    Pipes and tubes, steel (5) Steel (5) Aluminium alloys (4) Bending - steels and metals (4) Foundries, aluminium (4) Pipes and tubes, stainless steel (4) Welding work - steels and metal (4) Heat exchangers (3) Laser - cutting and welding machines (3) Steels and metals - machining (3) Steels and metals - surface treatment and coating (3)

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  • Wilhelmsen Ships Service - Unitor Welding Handbook

    2016-4-29u2002·u2002good command of modern welding techniques. The purpose of the Welding Handbook for maritime welders is to provide guidance in modern welding and related processes and to provide the welder with a source of practical information on the right solution to specific onboard welding problems.

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  • Portable Advanced tube orbital welding for Cutting ...

    Alibaba.com offers classic collections of advanced and durable tube orbital welding for metal cutting purposes. These tube orbital welding come with inverter technology.

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  • Affordable welding trestle For Green, Clean Energy ...

    'Excellent service' 'Good service' ... Q235B Big diameter round welded carbon steel pipe used as trestle piles. US $615.00-$636 ... These welding trestle with monocrystalline silicon are used to power polymer batteries that retain the power to function longer. These welding trestle generators also have specialized smart systems that regulate ...

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  • Sturdy, Stainless longitudinal submerged arc welded for ...

    About product and suppliers: Get access to robust, stainless longitudinal submerged arc welded at Alibaba.com to cater to your constructional and industrial requirements with precision. These sturdy, stainless, and galvanized longitudinal submerged arc welded are ideal for all types of heavy-duty purposes and come with enhanced sustainability and durability.

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  • China Electric Resistance Welded, Electric Resistance ...

    A home is more than just a house, and decor is more than just furnishings. Home decoration is an art and reveals a lot about the choices and preferences of individuals. You have a huge variety of products to experience with such as China Electric Resistance Welded listed above and its similar choices: steel pipe, steel tube, carbon steel pipe.

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  • Dynamic welded cnc frame For Business - Alibaba.com

    Cnc Frame Steel Sheet Metal Fabrication OEM CNC Machining Welding Metal Frame Box Parts For Steel Fabrication. $0.20-$2.00 Piece. 500.0 Pieces (Min. Order) Shenzhen T-One Precision Machinery Co., Ltd. CN 1 YRS. 5.0 ( 1) 'arrived on time'. Contact Supplier. Compare.

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  • Stainless Steel Pipes Manufacturers. Buy ... - Steel Tubes

    Stainless Steel Pipes Manufacturer, Supplier, Exporter in India. Buy Top Quality ASTM A240, A182 304/304L/316/321/321H SS Pipes at Best Prices in India.

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  • CNC Plasma Pipe Cutting Machine - HUAFEI CNC

    2021-9-12u2002·u2002The CNC plasma pipe cutting machine has the function of cutting fixed-angle grooves, cutting angle of variable grooves, automatic control of cutting speed changes, etc. It is widely used in the cutting of pipeline structural parts in shipbuilding, construction, petrochemical, machinery, metallurgy, and other industries Processing.

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  • Quattro Universal 40mm PLL LNB - Inverto.TV

    Quattro Universal 40mm PLL LNB - Inverto.TV. Overview. Specifications. Drawings. Download. Specifically designed and selected to address the demand of the global DTH market for a competitive and 4G/LTE protected solution, this LNB provides optimized reception capabilities using the latest chipset technology and waveguide design for satellite ...

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  • Steel pipe welding, welding pipe,Sunny Steel Enterprise Ltd.

    Steel pipe welding. When welding steel pipe is firstly liquidation clean welded joints of oil, paint, water, rust, and then based on wall thickness open groove, thick open and thin open smaller (angle grinder), then the gap is the right productcommon, which is the welding rod or wire diameter 1 - 1.5 times, if you groove, be careful not to open a speech appropriately to stay small.

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  • Factors affecting welding thermal cycle - Welded Steel Pipe

    The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal cycle 1.

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  • Factors Affecting Welding Thermal Cycle - Permanent Steel

    2021-3-11u2002·u2002The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal ...

    Get Price
  • Seamless Steel Pipe vs. Welded Pipe: What Are the ...

    2021-9-27u2002·u2002Pipe molding can only follow two specific techniques that result in either seamless steel or welded pipe. Crude raw material such as ore or scrap metal cast into ingots is the first step. The last step of the fabrication process is to shape the pipes by extending the seamless tube.

    Get Price
  • Special Steels – Bright Bar FAQs - Macsteel

    We have cold drawing, peeling, straightening, polishing and grinding machines that enable us to produce commercial and precision high quality bright bar products. In addition, we have an electronic testing facility for safety critical applications that is endorsed by the automotive manufacturers. Our technical ability, expertise and experience ...

    Get Price
  • Effect of filler addition on solidification behaviour and ...

    2017-8-23u2002·u2002Mode of welding Autogenous welding With filler addition Power source type Constant current Constant current Current (A) 100 75 Voltage (V) 11 11.3 Welding speed (mm/min) 70 75 Heat input (kJ/mm) 0.943 0.68 Vinoth Kumar et al. International Journal of Mechanical and Materials Engineering (2015) 10:25 Page 2 of 11

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  • What's new in induction welding power supplies?

    2019-3-7u2002·u2002In induction welding power supplies, which typically have an input of 380 or 480 V at 50 to 60 Hz, the circuitry increases the frequency to a practical maximum around 500 kilohertz (for welded pipe to meet American Petroleum Institute manufacturing standards, a frequency between 100 and 500 kHz is typical).

    Get Price
  • WEST COAST PIPE

    2015-6-24u2002·u2002STOCK BUTT-WELD STEEL FITTINGS & FLANGES In order to maximize our buying power and offer competitive pricing, we purchase bulk containers of seamless butt weld fi ttings, forged steel and AWWA plate fl anges. From 4' through 36', West Coast Pipe is your source for cement mortar lined and coated 90's, 45's, Tee's, Reducers

    Get Price
  • A-Z of Welding Terms - Welding Glossary

    2013-11-19u2002·u2002Backhand Welding – A welding technique in which the welding torch or gun flame is directed towards the finished weld. Backing Ring – Backing in the form of a ring, generally used in the welding of pipe. Base Metal – The metal or alloy that is welded, brazed, soldered, or cut. Bevel – An angular edge shape.

    Get Price
  • ESAB Glossary of Technical Terms

    2015-11-17u2002·u2002Acceptable Weld - A weld that meets the applicable requirements. Active Fluxes - Active fluxes produce changes in weld metal chemistry when welding is changed.Ac-tive fluxes are restricted to single or minimal multi-pass welding. Actual Throat - The shortest distance between the weld root and the face of a fillet weld. Aging - Process of holding metals or alloys at room …

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  • High frequency finned tube - Murphy Fined Tubes & Fin

    High frequency finned tube. The basic principle of finned tube is to take the seamless steel tube on the outer packing band with a certain distance (strip perpendicular to the outer surface of the tube) and high-frequency current welding as the heat source. By using the skin effect and electrical effect of high-frequency current, the local heating tube, the steel strip and the contact surface ...

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  • A Guide to Welding Aluminum - Kloeckner Metals

    2021-5-3u2002·u2002Power Source. One main difference when welding aluminum is the required power source. Aluminum can only be welded with alternating current. AC breaks through the oxide film layer, which melts at a higher temperature than the aluminum. DCEN welding current flows negative to positive. This is used when welding steel, nickel alloys, and titanium.

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  • Wilhelmsen Ships Service - Unitor Welding Handbook

    2016-4-29u2002·u2002good command of modern welding techniques. The purpose of the Welding Handbook for maritime welders is to provide guidance in modern welding and related processes and to provide the welder with a source of practical information on the right solution to specific onboard welding problems.

    Get Price
  • WEST COAST PIPE

    2015-6-24u2002·u2002STOCK BUTT-WELD STEEL FITTINGS & FLANGES In order to maximize our buying power and offer competitive pricing, we purchase bulk containers of seamless butt weld fi ttings, forged steel and AWWA plate fl anges. From 4' through 36', West Coast Pipe is your source for cement mortar lined and coated 90's, 45's, Tee's, Reducers

    Get Price
  • What's new in induction welding power supplies?

    2019-3-7u2002·u2002In induction welding power supplies, which typically have an input of 380 or 480 V at 50 to 60 Hz, the circuitry increases the frequency to a practical maximum around 500 kilohertz (for welded pipe to meet American Petroleum Institute manufacturing standards, …

    Get Price
  • Welding Pressure Pipeliners and Piping Systems

    2015-6-5u2002·u2002This booklet is a guide to welding pipe with Shielded Metal Arc Welding (SMAW) and double ending pipe using automatic welding. Lincoln Electric supplies electrodes, power sources, automatic and semiautomatic wire feeders, submerged arc wire and flux, which are the industry standards for pipeline construction around the world.

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  • Guidelines for the Design of Buried Steel Pipe July 2001

    2011-12-19u2002·u2002Welded pipe, joined by welding techniques permitted by the ASME code or the API standards. Piping designed, fabricated, inspected and tested in accordance with an ASME B31 pressure piping code. These codes are: B31.1 power piping, B31.3 process piping, B31.4 liquid hydrocarbon pipelines, B31.5 refrigeration piping, B31.8 gas transmission and

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  • Welding How-To's

    2021-9-29u2002·u2002POWER MIG 210 MP - From Box to Weld Video. Octagonal Metal End Table Video. Thin-Gauge Sheet Metal Repair Video. Preheating Steel Video. Welding LH-D Electrodes Open Root Pipe Welding. Storing and Redrying Electrodes. Choosing a Welding Power Source. Storing Low-Hydrogen Electrodes. Stick Welding- Creating High Quality Stick Welds. Welding a ...

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  • Structural Steel Connections, Joints Details

    2012-7-20u2002·u2002• 6430 ‐AWS D1.1 Structural Welding Code 6500 • 6510 ‐Nondestructive Testing Methods • 6520 ‐AWS D1.1 Structural Welding Code Tests 6600 • 6610‐Steel Construction BMA Engineering, Inc. – 6000 1 • 6620/6630 ‐NUREG‐0800 RG 1.94 6300. Design ‐ …

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  • Welding - SteelConstruction.info

    2021-1-11u2002·u2002Welding is a core activity in the fabrication factory, undertaken by skilled, qualified operatives working to a welding quality management system under the control of a Responsible Welding Coordinator. It is used to prepare joints for connection in the shop and on site, and for the attachment of other fixtures and fittings.

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  • A500 Structural Tubing - Industrial Tube and Steel

    Manufacturing Process. ASTM A500 structural tubing is welded tubing made from flat-rolled steel, formed through a roller system and welded using electric-resistance welding. Longitudinal butt joints of welded tubing shall be welded across its thickness in such a manner as to assure the structural design strength of the tubing section.

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  • Steel Tube

    Cold Rolled Steel Tubing. This steel tubing begins as hot rolled steel but is processed even further to create a more finished surface and provide additional strength. This process is more suited for applications that have strict tolerance, straightness, and surface condition requirements because cold rolling is a more precise finishing method.

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  • Steel Pipe - Kelly Pipe

    A53 API5L Grade B X-42 X-52 X-70 Electric Resistance Welded Pipe (Type E) Size Ranges: 2' – 24'. Schedules: All. Grades: API-5L Gr B, API-5L Gr X42, API-5L Gr X52, API-5L Gr X60, API-5L Gr X65PSL1 and PSL2 *This material is stocked bare and Fusion Bond Coated*.

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  • Special Steels – Bright Bar FAQs - Macsteel

    We have cold drawing, peeling, straightening, polishing and grinding machines that enable us to produce commercial and precision high quality bright bar products. In addition, we have an electronic testing facility for safety critical applications that is endorsed by the automotive manufacturers. Our technical ability, expertise and experience ...

    Get Price
  • ASSEMBLY PROCESSES Welding FUNDAMENTALS OF

    2004-11-29u2002·u2002FUNDAMENTALS OF WELDING 1. Overview of Welding Technology 2. The Weld Joints 3. Physics of Welding 4. Features of a Fusion Welded Joint Joining - welding, brazing, soldering, and adhesive bonding to form a permanent joint between parts Assembly - mechanical methods (usually) of fastening parts together Some of these methods allow for easy ...

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  • Introduction To TIG Welding - Weldability

    2007-3-1u2002·u2002Power Source TIG welding can be carried out using DC for Stainless Steel, Mild Steel, Copper, Titanium, Nickel Alloys etc and AC for Aluminium and its Alloys and Magnesium. ... for good arc striking that the flow of gas is initiated and allowed ... area to be welded and welding current required.

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  • Welding How-To's

    2021-9-29u2002·u2002POWER MIG 210 MP - From Box to Weld Video. Octagonal Metal End Table Video. Thin-Gauge Sheet Metal Repair Video. Preheating Steel Video. Welding LH-D Electrodes Open Root Pipe Welding. Storing and Redrying Electrodes. Choosing a Welding Power Source. Storing Low-Hydrogen Electrodes. Stick Welding- Creating High Quality Stick Welds. Welding a ...

    Get Price
  • Pipe Guides and Supports with Welding – Products

    Download PDF. Fig. 98-Support: T-Bar Without Cradle, With Slide Plate. MATERIAL: Carbon steel FINISH: Painted or hot dipped galvanized. OPTIONS: Modifications in the dimensions A, B, C, and the slide plate material (PTFE, 25% glass filled or graphite) available upon request. ORDERING: Specify figure number, pipe size, description, type, quantity, finish and slide plate material.

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  • CHAPTER 6. WELDED CONNECTIONS 6.1

    2003-8-23u2002·u2002CE 405: Design of Steel Structures – Prof. Dr. A. Varma CHAPTER 6. WELDED CONNECTIONS 6.1 INTRODUCTORY CONCEPTS • Structural welding is a process by which the parts that are to be connected are heated and fused, with supplementary molten metal at the joint.

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  • Piping material for hydrogen service - Pipe Design and ...

    2011-6-13u2002·u2002aside from the basic criteria for determining ASME pressure classification and pipe material. Those two considerations are hydrogen attack and the high degree of concern with regard to leak potential. Carbon steel is acceptable for use in hydrogen service when operating temperatures remain below 500…

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  • Steel pipe welding, welding pipe,Sunny Steel Enterprise Ltd.

    Steel pipe welding. When welding steel pipe is firstly liquidation clean welded joints of oil, paint, water, rust, and then based on wall thickness open groove, thick open and thin open smaller (angle grinder), then the gap is the right productcommon, which is the welding rod or wire diameter 1 - 1.5 times, if you groove, be careful not to open a speech appropriately to stay small.

    Get Price
  • Factors affecting welding thermal cycle - Welded Steel Pipe

    The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal cycle 1.

    Get Price
  • Factors Affecting Welding Thermal Cycle - Permanent Steel

    2021-3-11u2002·u2002The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal ...

    Get Price
  • Seamless Steel Pipe vs. Welded Pipe: What Are the ...

    2021-9-27u2002·u2002Pipe molding can only follow two specific techniques that result in either seamless steel or welded pipe. Crude raw material such as ore or scrap metal cast into ingots is the first step. The last step of the fabrication process is to shape the pipes by extending the seamless tube.

    Get Price
  • Special Steels – Bright Bar FAQs - Macsteel

    We have cold drawing, peeling, straightening, polishing and grinding machines that enable us to produce commercial and precision high quality bright bar products. In addition, we have an electronic testing facility for safety critical applications that is endorsed by the automotive manufacturers. Our technical ability, expertise and experience ...

    Get Price
  • Effect of filler addition on solidification behaviour and ...

    2017-8-23u2002·u2002Mode of welding Autogenous welding With filler addition Power source type Constant current Constant current Current (A) 100 75 Voltage (V) 11 11.3 Welding speed (mm/min) 70 75 Heat input (kJ/mm) 0.943 0.68 Vinoth Kumar et al. International Journal of Mechanical and Materials Engineering (2015) 10:25 Page 2 of 11

    Get Price
  • What's new in induction welding power supplies?

    2019-3-7u2002·u2002In induction welding power supplies, which typically have an input of 380 or 480 V at 50 to 60 Hz, the circuitry increases the frequency to a practical maximum around 500 kilohertz (for welded pipe to meet American Petroleum Institute manufacturing standards, a frequency between 100 and 500 kHz is typical).

    Get Price
  • WEST COAST PIPE

    2015-6-24u2002·u2002STOCK BUTT-WELD STEEL FITTINGS & FLANGES In order to maximize our buying power and offer competitive pricing, we purchase bulk containers of seamless butt weld fi ttings, forged steel and AWWA plate fl anges. From 4' through 36', West Coast Pipe is your source for cement mortar lined and coated 90's, 45's, Tee's, Reducers

    Get Price
  • A-Z of Welding Terms - Welding Glossary

    2013-11-19u2002·u2002Backhand Welding – A welding technique in which the welding torch or gun flame is directed towards the finished weld. Backing Ring – Backing in the form of a ring, generally used in the welding of pipe. Base Metal – The metal or alloy that is welded, brazed, soldered, or cut. Bevel – An angular edge shape.

    Get Price
  • ESAB Glossary of Technical Terms

    2015-11-17u2002·u2002Acceptable Weld - A weld that meets the applicable requirements. Active Fluxes - Active fluxes produce changes in weld metal chemistry when welding is changed.Ac-tive fluxes are restricted to single or minimal multi-pass welding. Actual Throat - The shortest distance between the weld root and the face of a fillet weld. Aging - Process of holding metals or alloys at room …

    Get Price
  • Steel pipe welding, welding pipe,Sunny Steel Enterprise Ltd.

    Steel pipe welding. When welding steel pipe is firstly liquidation clean welded joints of oil, paint, water, rust, and then based on wall thickness open groove, thick open and thin open smaller (angle grinder), then the gap is the right productcommon, which is the welding rod or wire diameter 1 - 1.5 times, if you groove, be careful not to open a speech appropriately to stay small.

    Get Price
  • Factors affecting welding thermal cycle - Welded Steel Pipe

    The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal cycle 1.

    Get Price
  • Factors Affecting Welding Thermal Cycle - Permanent Steel

    2021-3-11u2002·u2002The welding thermal cycle reflects the thermal effect of the welding heat source on the weld and nearby metals, resulting in structure and performance At the same time, it also provides a way to find a good welding process, improve the weld structure and predict the weld stress through technological means. Factors affecting welding thermal ...

    Get Price
  • Seamless Steel Pipe vs. Welded Pipe: What Are the ...

    2021-9-27u2002·u2002Pipe molding can only follow two specific techniques that result in either seamless steel or welded pipe. Crude raw material such as ore or scrap metal cast into ingots is the first step. The last step of the fabrication process is to shape …

    Get Price
  • Special Steels – Bright Bar FAQs - Macsteel

    We have cold drawing, peeling, straightening, polishing and grinding machines that enable us to produce commercial and precision high quality bright bar products. In addition, we have an electronic testing facility for safety critical applications that is endorsed by the automotive manufacturers. Our technical ability, expertise and experience ...

    Get Price
  • Effect of filler addition on solidification behaviour and ...

    2017-8-23u2002·u2002Mode of welding Autogenous welding With filler addition Power source type Constant current Constant current Current (A) 100 75 Voltage (V) 11 11.3 Welding speed (mm/min) 70 75 Heat input (kJ/mm) 0.943 0.68 Vinoth Kumar et al. International Journal of Mechanical and Materials Engineering (2015) 10:25 Page 2 of 11

    Get Price
  • What's new in induction welding power supplies?

    2019-3-7u2002·u2002In induction welding power supplies, which typically have an input of 380 or 480 V at 50 to 60 Hz, the circuitry increases the frequency to a practical maximum around 500 kilohertz (for welded pipe to meet American Petroleum Institute manufacturing standards, a frequency between 100 and 500 kHz is typical).

    Get Price
  • WEST COAST PIPE

    2015-6-24u2002·u2002STOCK BUTT-WELD STEEL FITTINGS & FLANGES In order to maximize our buying power and offer competitive pricing, we purchase bulk containers of seamless butt weld fi ttings, forged steel and AWWA plate fl anges. From 4' through 36', West Coast Pipe is your source for cement mortar lined and coated 90's, 45's, Tee's, Reducers

    Get Price
  • A-Z of Welding Terms - Welding Glossary

    2013-11-19u2002·u2002Backhand Welding – A welding technique in which the welding torch or gun flame is directed towards the finished weld. Backing Ring – Backing in the form of a ring, generally used in the welding of pipe. Base Metal – The metal or alloy that is welded, brazed, soldered, or cut. Bevel – An angular edge shape.

    Get Price
  • ESAB Glossary of Technical Terms

    2015-11-17u2002·u2002Acceptable Weld - A weld that meets the applicable requirements. Active Fluxes - Active fluxes produce changes in weld metal chemistry when welding is changed.Ac-tive fluxes are restricted to single or minimal multi-pass welding. Actual Throat - The shortest distance between the weld root and the face of a fillet weld. Aging - Process of holding metals or alloys …

    Get Price