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NXF UNS S316 / DIN 1.4401/AISI 316 /0Cr17Ni12Mo2 DN15-1200 SCH10-XXS 316 Butt Welding Fitting 90/45 Deg LR/SR Elbow
2026-09-09 18:14 NXF GROUP
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Product Description
316 Introduction
316 is chrome-nickel austenitic alloy. It also contains molybdenum which increases general corrosion resistance, improves resistance to pitting from chloride ion solutions, and provides increased strength at high temperatures.316 also provide excellent fabricability and formability. It is also called Marine Grade Stainless Steel.
316 Butt Welding Elbow Introduction
Butt Welding Elbow is an essential forged and seamless pipe fitting designed to change the flow direction in industrial piping systems. Featuring integral seamless structure and standard beveled ends for butt welding, it enables smooth, continuous medium transition while ensuring high structural integrity and leak-free performance. Manufactured in standard angles including 90°, 45° and 180°, the butt welding elbow effectively reduces pipeline resistance and avoids local turbulence during medium transmission.Produced from premium carbon steel, stainless steel and alloy steel in accordance with ASME B16.9, ASTM and international industrial standards, it delivers outstanding pressure resistance, temperature resistance and structural stability. Suitable for high-temperature, high-pressure and corrosive working environments, butt welding elbows are widely applied in petroleum, natural gas, chemical, power, pharmaceutical and pipeline engineering for permanent and reliable pipe direction conversion.
316 Butt Welding Elbow Drawing
316 Chemical Composition And Mechanical Properties
Factory and Product Pictures
316 Butt Welding Elbow Product Pictures
316 PMI spectral testing proves
Video of a customer visiting us
Product processing
316 Butt Welding Elbow Product Processing
1.Raw Material Inspection & Blanking:
Select high-quality seamless steel pipes and tube blanks made of carbon steel, stainless steel and alloy steel that comply with ASME B16.9 and ASTM standards. Strictly inspect chemical composition, mechanical properties, wall thickness uniformity and surface condition to rule out cracks, pitting and inclusions. Qualified raw materials are precisely cut into fixed-length blanks according to elbow specifications for formal forming processing.
2.Heating & Integral Forming:
2.Heating & Integral Forming:
Perform uniform medium-frequency heating on pipe blanks to reach the optimal forming temperature. Adopt professional hot pushing and integral bending process to complete 45°, 90° and 180° elbow forming. The integral forming technology ensures continuous and dense internal metal grain, smooth inner and outer arc surfaces, uniform wall thickness and no welding seams, realizing excellent flow guiding performance and pressure-bearing capacity.
3.Trimming, Shaping & Heat Treatment:
3.Trimming, Shaping & Heat Treatment:
Trim redundant materials at both ends and conduct integral shaping and rounding to correct minor deformation after forming, ensuring regular elbow radian and consistent roundness. Carry out standardized heat treatment including normalizing, stress relief annealing and solution treatment based on different materials, thoroughly eliminating processing residual stress and improving structural stability and corrosion resistance.
4.End Machining & Bevel Processing:
4.End Machining & Bevel Processing:
Perform precision turning on both ends of the elbow to process standard butt welding bevels. Strictly control end flatness, wall thickness tolerance and bevel angle in accordance with industry standards to ensure perfect matching and seamless butt welding with on-site pipelines, avoiding welding defects.
5.Surface Finishing & Quality Testing:
Thoroughly remove oxide scales, burrs and processing stains on inner and outer surfaces. Conduct full dimensional inspection, radian detection, visual examination and nondestructive testing to verify zero internal and surface defects, fully meeting high-pressure industrial piping requirements.
6.Marking, Anti-rust Treatment & Warehousing:
6.Marking, Anti-rust Treatment & Warehousing:
Mark qualified butt welding elbows with material grade, specification, bending angle, execution standard and heat number. Complete professional anti-rust treatment, protective wrapping and standardized packaging before classified warehousing and delivery.
Our NXF GROUP advantage as follow
1.Our NXF GROUP 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 based on best quality.
2.Our NXF GROUP can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality,Such as PMI and size testing.
3.Our NXF GROUP biggest advantage is 3S service. Small quantity, short time, special materials.
4.Our NXF GROUP have excellent quality certificate system and trademark certificate.
5.Our NXF GROUP have a comprehensive after-sales service guarantee, such as the transaction guarantee provided by Alibaba International Station, as well as remote technical guidance and services.
6.Our NXF GROUP have a well-established logistics support system that can save you both time and money, providing you with a one-stop service.
2.Our NXF GROUP can strictly control the quality. We have production, quality inspection, warehousing and other departments to coordinate and control the quality,Such as PMI and size testing.
3.Our NXF GROUP biggest advantage is 3S service. Small quantity, short time, special materials.
4.Our NXF GROUP have excellent quality certificate system and trademark certificate.
5.Our NXF GROUP have a comprehensive after-sales service guarantee, such as the transaction guarantee provided by Alibaba International Station, as well as remote technical guidance and services.
6.Our NXF GROUP have a well-established logistics support system that can save you both time and money, providing you with a one-stop service.
Packing & Delivery
Packing
Delivery
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,DDP,DDU；
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,PayPal;
Language Spoken:English,Chinese,Spanish,Russian
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,DDP,DDU；
Accepted Payment Currency:USD,EUR,CAD,HKD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A,Credit Card,PayPal;
Language Spoken:English,Chinese,Spanish,Russian
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+8613917160311
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