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NXF UNS S15700 15-7PH Fe/CR15/Ni 7/Mo 2.25 DN15-1500 SCH10-XXS Special Stainless Steel 15-7PH Butt Welding Cap
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Butt Welding Cap Introducation
Butt weld caps are one type of butt weld pipe fitting. Because they are primarily used for sealing the ends of pipes, their
application frequency is generally lower than that of butt weld elbows, tees, reducers, and other butt weld fittings.
Butt weld caps also connect to the end of a pipe through welding, serving as a pipe seal to prevent media flow or protect the pipe end face. Butt weld caps are typically designed to be circular, with one end being a closed hemispherical, elliptical, or flat-bottomed shape, and the other end being a beveled end for easy butt welding to the pipe.
Butt weld caps are used in pressure piping systems in the petroleum, chemical, natural gas, power, shipbuilding, and
pharmaceutical industries. Their main functions include:
Sealing pipes: Used at the ends of pipes to prevent media leakage or the entry of foreign objects.
System testing: Used as a temporary or long-term seal during pipeline pressure testing or system mainten
Butt weld caps are one type of butt weld pipe fitting. Because they are primarily used for sealing the ends of pipes, their
application frequency is generally lower than that of butt weld elbows, tees, reducers, and other butt weld fittings.
Butt weld caps also connect to the end of a pipe through welding, serving as a pipe seal to prevent media flow or protect the pipe end face. Butt weld caps are typically designed to be circular, with one end being a closed hemispherical, elliptical, or flat-bottomed shape, and the other end being a beveled end for easy butt welding to the pipe.
Butt weld caps are used in pressure piping systems in the petroleum, chemical, natural gas, power, shipbuilding, and
pharmaceutical industries. Their main functions include:
Sealing pipes: Used at the ends of pipes to prevent media leakage or the entry of foreign objects.
System testing: Used as a temporary or long-term seal during pipeline pressure testing or system mainten
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Product Description
Butt Welding Cap Introducation
Butt Welding Cap Introducation
Butt weld caps are one type of butt weld pipe fitting. Because they are primarily used for sealing the ends of pipes, their
application frequency is generally lower than that of butt weld elbows, tees, reducers, and other butt weld fittings.
Butt weld caps also connect to the end of a pipe through welding, serving as a pipe seal to prevent media flow or protect the pipe end face. Butt weld caps are typically designed to be circular, with one end being a closed hemispherical, elliptical, or flat-bottomed shape, and the other end being a beveled end for easy butt welding to the pipe.
Butt weld caps are used in pressure piping systems in the petroleum, chemical, natural gas, power, shipbuilding, and
pharmaceutical industries. Their main functions include:
Sealing pipes: Used at the ends of pipes to prevent media leakage or the entry of foreign objects.
System testing: Used as a temporary or long-term seal during pipeline pressure testing or system maintenance.
Protective function: Protects pipe ends from corrosion or mechanical damage.
Equipment encapsulation: Used for sealing openings in equipment such as storage tanks and reactors.
application frequency is generally lower than that of butt weld elbows, tees, reducers, and other butt weld fittings.
Butt weld caps also connect to the end of a pipe through welding, serving as a pipe seal to prevent media flow or protect the pipe end face. Butt weld caps are typically designed to be circular, with one end being a closed hemispherical, elliptical, or flat-bottomed shape, and the other end being a beveled end for easy butt welding to the pipe.
Butt weld caps are used in pressure piping systems in the petroleum, chemical, natural gas, power, shipbuilding, and
pharmaceutical industries. Their main functions include:
Sealing pipes: Used at the ends of pipes to prevent media leakage or the entry of foreign objects.
System testing: Used as a temporary or long-term seal during pipeline pressure testing or system maintenance.
Protective function: Protects pipe ends from corrosion or mechanical damage.
Equipment encapsulation: Used for sealing openings in equipment such as storage tanks and reactors.
Stainless Steel - Grade 15-7 Introduction
Stainless Steel - Grade 15-7 Introduction
Stainless steels are high-alloy steels which have high corrosion resistance when compared to other steels due to the presence of large amounts of chromium. They contain about 4-30% of chromium. Based on their crystalline structure, they are further divided into ferritic, austenitic, and martensitic steels. Another group of stainless steels are known as precipitation-hardened steels. They are the combination of martensitic and austenitic steels.
Grade 15-7 stainless steel is a semi-austenitic precipitation hardening stainless steel. It has high strength and moderate
corrosion resistance. The following datasheet gives an overview of grade 15-7 stainless steel.
Grade 15-7 stainless steel is a semi-austenitic precipitation hardening stainless steel. It has high strength and moderate
corrosion resistance. The following datasheet gives an overview of grade 15-7 stainless steel.
Stainless Steel - Grade 15-7 Butt Welding Caps Drawing
Stainless Steel - Grade 15-7 Chemical composition and mechanical properties
Our advantage as follow:
1.We have our own factory, and we can control the cost by producing by ourselves. We have a great advantage in price and can give you the lowest price. 2. We can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality. 3. Our biggest advantage is 3S service. Small quantity, short time, special materials.
Product processing
Material selection:
Choosing the appropriate raw materials is the first step. Commonly used materials include carbon steel, stainless steel, etc. The raw materials are cut into the required length and shape.
Hot pushing:
For elbow-type ASTM A234 butt-welded pipe fittings, hot pushing is a common forming method. The blank is heated to a certain temperature and then placed into a die for pushing.
Choosing the appropriate raw materials is the first step. Commonly used materials include carbon steel, stainless steel, etc. The raw materials are cut into the required length and shape.
Hot pushing:
For elbow-type ASTM A234 butt-welded pipe fittings, hot pushing is a common forming method. The blank is heated to a certain temperature and then placed into a die for pushing.
Stamping:
The blank is placed in a die, and a press is used to apply significant pressure, causing the blank to deform into the desired pipe fitting shape.
The blank is placed in a die, and a press is used to apply significant pressure, causing the blank to deform into the desired pipe fitting shape.
Hot pressing
Hot pressing is a processing method that involves heating the material to a certain temperature and then applying pressure.Heating increases the atomic mobility of the material, reducing its yield strength and making it easier to undergo plastic deformation.
Heat treatment :
After forming, the pipe fittings undergo heat treatment processes (such as normalizing, annealing, or quenching + tempering) to eliminate stress and improve mechanical properties and corrosion resistance.
Blank shaping:
Blank shaping is a critical step in the mechanical manufacturing process, aimed at correcting and optimizing the shape and dimensions of the blank obtained from preliminary processing.
Beveling:
Before butt welding, the welding area of the pipe fitting must undergo beveling. There are various beveling forms, such as V-type beveling and U-type beveling, selected based on the wall thickness of the pipe fitting and welding requirements.
Circularity correction:
Circularity correction is an operation that corrects the shape of circular workpieces or blanks to make them as close as possible to an ideal circle.
Surface Treatment:
Methods such as sandblasting, acid washing, or passivation are used to remove scale, rust, and impurities, thereby improving the surface quality of the pipe fittings. Sandblasting effectively removes rust, scale, oil stains, and other impurities from the metal surface. Painting pipe fittings is a surface protection process. After applying anti-rust paint, it can effectively resist atmospheric corrosion and prevent rusting of the pipe fittings.
Marking:
Marking on pipe fittings refers to the process of engraving text, numbers, or symbols on the surface of the fittings.
Inspection: Quality inspection is an indispensable part of the stainless steel butt-welded pipe fitting manufacturing process. This step typically includes dimensional inspection, visual inspection, weld inspection, and other aspects to ensure product quality and reliability.
Packaging:
During transportation and storage, pipe fittings may be subjected to external forces such as collisions, friction, and
compression. Proper packaging can minimize damage caused by these external forces. For stainless steel butt-welded pipe fittings, protective caps are added to both ends to prevent damage during transportation and storage. The choice of packaging materials depends on the surface requirements of the product, with common options including plastic bags, foam, bubble wrap, and woven bags.
Hot pressing is a processing method that involves heating the material to a certain temperature and then applying pressure.Heating increases the atomic mobility of the material, reducing its yield strength and making it easier to undergo plastic deformation.
Heat treatment :
After forming, the pipe fittings undergo heat treatment processes (such as normalizing, annealing, or quenching + tempering) to eliminate stress and improve mechanical properties and corrosion resistance.
Blank shaping:
Blank shaping is a critical step in the mechanical manufacturing process, aimed at correcting and optimizing the shape and dimensions of the blank obtained from preliminary processing.
Beveling:
Before butt welding, the welding area of the pipe fitting must undergo beveling. There are various beveling forms, such as V-type beveling and U-type beveling, selected based on the wall thickness of the pipe fitting and welding requirements.
Circularity correction:
Circularity correction is an operation that corrects the shape of circular workpieces or blanks to make them as close as possible to an ideal circle.
Surface Treatment:
Methods such as sandblasting, acid washing, or passivation are used to remove scale, rust, and impurities, thereby improving the surface quality of the pipe fittings. Sandblasting effectively removes rust, scale, oil stains, and other impurities from the metal surface. Painting pipe fittings is a surface protection process. After applying anti-rust paint, it can effectively resist atmospheric corrosion and prevent rusting of the pipe fittings.
Marking:
Marking on pipe fittings refers to the process of engraving text, numbers, or symbols on the surface of the fittings.
Inspection: Quality inspection is an indispensable part of the stainless steel butt-welded pipe fitting manufacturing process. This step typically includes dimensional inspection, visual inspection, weld inspection, and other aspects to ensure product quality and reliability.
Packaging:
During transportation and storage, pipe fittings may be subjected to external forces such as collisions, friction, and
compression. Proper packaging can minimize damage caused by these external forces. For stainless steel butt-welded pipe fittings, protective caps are added to both ends to prevent damage during transportation and storage. The choice of packaging materials depends on the surface requirements of the product, with common options including plastic bags, foam, bubble wrap, and woven bags.
Specification
Packing & Delivery
To better ensure the safety of your goods, professional, environmentally friendly, convenient and efficient packaging services will be provided.
Company Profile
New XiFei (SuZhou) Business Co.,Ltd is one of the leading and most respected manufacturers in China. Our products include metals,machinery, containers, construction materials, mechanical products, electrical systems, and medical accessories.Established in1980, XIFEI has been working diligently ever since to embrace the needs of our global customer base.We work to ensure absolute customer satisfaction. Our team has dedicated itself to perfecting our three core components, "Service, Management and Craftsmanship."
Our advantage:3S Service(Small Quantity/Short Time/Special Material
Certification
FAQ
1. who are we?
We are based in Jiangsu, China, start from 2021,sell to South Asia(30.00%),Eastern Asia(10.00%),Mid East(10.00%),Eastern
Europe(10.00%),South America(10.00%),Domestic Market(5.00%),North America(5.00%),Northern Europe(5.00%),Central
America(5.00%),Africa(5.00%),Southeast Asia(5.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Pipe,Flange,Steel plate,Pipe fittings,Alloy products
4. why should you buy from us not from other suppliers?
Our advantage:3S Service (Small Quantity/Short Time/Special Material) We have our own factories, quality can be controlled
seriously. We Specialize in manufacturing about 21 years. We have professional testing department and testing equipment.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA；
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese
6. Are you trading company or manufacturer ?
We are manufacturer.
7. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
8. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.
9. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.
We are based in Jiangsu, China, start from 2021,sell to South Asia(30.00%),Eastern Asia(10.00%),Mid East(10.00%),Eastern
Europe(10.00%),South America(10.00%),Domestic Market(5.00%),North America(5.00%),Northern Europe(5.00%),Central
America(5.00%),Africa(5.00%),Southeast Asia(5.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Pipe,Flange,Steel plate,Pipe fittings,Alloy products
4. why should you buy from us not from other suppliers?
Our advantage:3S Service (Small Quantity/Short Time/Special Material) We have our own factories, quality can be controlled
seriously. We Specialize in manufacturing about 21 years. We have professional testing department and testing equipment.
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA；
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese
6. Are you trading company or manufacturer ?
We are manufacturer.
7. How long is your delivery time?
Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
8. Do you provide samples ? is it free or extra ?
Yes, we could offer the sample for free charge but need pay the cost of freight.
9. What is your terms of payment ?
Payment<=1000USD, 100% in advance. Payment>=1000USD, 50% T/T in advance ,balance before shippment.
Phone
+8613917160311
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+8613917160311
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Email
info@nxf-group.com
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