Premium Butt Weld Pipe Fitting Manufacturer
40+ Years of Excellence
ISO & CE Certified
Factory Pirce
Carbon & Stainless & Alloy Steel
Fast global delivery
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Our carbon steel pipe fittings meet various world standards
ASME / ANSI / GOST / EN / BS / DIN / JIS / SANS
Brands We Cooperation
We have established close partnerships with numerous oil companies, inventory dealers, and engineering companies worldwide.
Specializing in Bulk Exports to Over 100 Countries
Premium Butt Weld Pipe Fittings Collection
Product Range | Elbows (45°, 90°, 180°; LR & SR), Pipe Bend,Equal/Reducing Tees, Concentric/Eccentric Reducers, Crosses, Pipe Caps, etc. |
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Standards | ASME B16.9, B16.28 EN 10253-1, 10253-2 GOST 17375, 17376, 17378, 17379 DIN/JIS: Full compliance with DIN 2605/2615/2616 & JIS B2311/2312 |
Material | Carbon Steel: ASTM A234 WPB, WPC; Stainless Steel: ASTM A403 WP304/304L, WP316/316L, 321, 347 Alloy Steel: ASTM A234 WP1, WP5, WP9, WP11, WP22 |
Size Range | Seamless (SMLS): 1/2″ – 24″ (DN15 – DN600) Welded (ERW/EFW): 24″ – 80″ (DN600 – DN2000) or customed |
Wall Thickness | SCH 5S, 10S, 20, STD, 40, 80, 120, 160, XXS (Compliant with ASME B36.10 & B36.19) |
Manufacturing Type | Seamless & Welded Construction |
Surface Treatment | Anti-rust Oil, Black Painting, Galvanized, or Sand Blasting (for Stainless Steel) |
Certification | ISO 9001:2015, PED, CE, and EN 10204 3.1 MTC provided ,ADNOC,PETROBRAS,NIOC |
Customization | Tailored Solutions: We accept non-standard dimensions and manufacturing based on client-provided technical drawings. |
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Why Choose JS FITTINGS
40+ Years of Excellence | Exported to 100+ Countries | Monthly Output 800+ tons | Factory Area: 35,000+ ㎡
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What Makes Us the Premier Manufacturer ?
Factory Advantages
40+ years Experience
Over 35000 m² Factory Area
100+ Employees
Annual Capacity: Up to 30,000 tons
100+ Exporting Countries
Monthly Output: 800 tons pipe fittings,700 tons flanges
Certified Quality
Certifications: CE, ISO, GOST-R, PETROBRAS, NIOC, ADNOC
Standards: ASME, GOST,JIS, DIN, SABS, BS,EN, Customized
With a wide range of testing and inspection services available
Advanced Technology
JS FITTINGS owns 2 new sandblasting equipment can blast 1/2”-40” fittings. The 100-meters automatic painting lines for flanges and fittings are more efficient and environmentally friendly.
Gurantees Delivery
Annual production up to 30,000 tons & lower wholesale price.
Stable monthly output: 700 tons of flanges, 800 tons of pipe fittings. Government support: Environmental certificate
Exclusive logistics fleet and professional shipping agents.
Materials Available
Carbon steel: ASTM/ASME A234 WPB-WPC
Alloy steel: ASTM/ASME A234 WP 1-WP 12-WP 11-WP 22-WP 5-WP 91-WP 911
Stainless steel: ASTM/ASME A403 WP 304-304L-304H-304LN-304N
ASTM/ASME A403 WP 316-316L-316H-316LN-316N-316Ti
ASTM/ASME A403 WP 321-321H ASTM/ASME A403 WP 347-347H
Carbon steel pipe fittings
Lead Manufacturing
Precision is our standard, but dedication is our soul. Through Lean Manufacturing, JS FITTINGS ensures that every butt weld fitting and flange meets the world’s most demanding industrial tolerances.
We “Work by Heart” to bridge the gap between a cold industrial product and a warm, supportive partnership. For our global stockists and contractors, this means more than just a purchase—it means a hassle-free procurement journey, 100% material integrity, and a team that genuinely cares about your project’s success.
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Rigorous Inspection Process
Our QC process begins from the moment raw materials arrive at our facility. Each batch is thoroughly inspected to ensure it meets our high standards. From there, each stage of the production process involves rigorous checks and inspections to catch any potential issues early.
State-of-the-Art Equipment
We utilize state-of-the-art testing equipment to measure and analyze the physical and chemical properties of our products. This includes hardness testers, spectrometers, impact testing machines, and more. These tools allow us to ensure the consistency and reliability of our products.
Packaging
Successful Projects Worldwide
Proven reliability in Oil & Gas, Power Plants, and Industrial Pipelines since 1983.
Total: 4 containers
- • Product: Carbon Steel Fittings, Flanges, Seamless Pipe
- • Standards: ASTM A234 GRB, ASTM A105, ASTMA106 GrB,ASTM A53
- • Production times: 26 days
“JS Fittings delivered 4 containers fittings within 4 weeks, meeting all standards.”
Custom 180° steel pipe elbow
- • Product: 14 pieces of 180° steel pipe elbow
- • Standard: Custom, non-standard items
- • Result: The 14 elbows fit perfectly on-site with zero rejects
“The client was so impressed by our technical responsiveness that they have since made Jinsheng their primary supplier for custom fittings.”
Municipal Drainage System Infrastructure
- • Product: High-volume order of piping components, totaling over 10,000 pieces
- • Size: DN15 to DN300
- • Result: By delivering 10,592 pieces on schedule and in full compliance with EN standards
“Impressive manufacturing capability for large diameter carbon steel fittings and flanges.”
Testimonials
Frank Simons
Director Manager
“I am extremely impressed with the level of professionalism and efficiency displayed by the JS FITTINGS team. Their in-depth technical knowledge and expertise have been instrumental in our projects. They provided us with accurate and comprehensive technical data, ensuring we had all the information we needed to make informed decisions. The team’s attention to detail and commitment to accuracy were also evident in their handling of exporting documents. They ensured all paperwork was correctly filled out and promptly submitted, making the entire export process seamless and stress-free. It’s truly a pleasure to work with such a capable and dedicated team. We look forward to continuing our partnership with JS FITTINGS in the future.”
Jason Swartzman
Procurement Supervisor
“I have been consistently impressed with the service provided by JS FITTINGS, particularly their efficient production and fast delivery times. Their team has demonstrated a remarkable ability to meet tight deadlines without compromising on the quality of their products. We placed a large order that we expected to take weeks to fulfill, but to our surprise, JS FITTINGS completed the production ahead of schedule. The delivery was equally impressive – it arrived earlier than anticipated, which greatly helped in keeping our project timeline on track. This level of efficiency and dedication to customer satisfaction sets JS FITTINGS apart from other suppliers. I highly recommend them to any business seeking high-quality fittings and exceptional service.”
Mr Saket.
Executive – Purchase Division
“I am thoroughly impressed with the quality of the seamless pipe fittings provided by JS FITTINGS. Each piece we’ve received has been meticulously crafted, displaying a standard of workmanship that is truly top-notch. The fittings are not only robust and durable but also exhibit excellent finish and precision, ensuring a perfect fit every time. Despite the rigorous demands of our projects, these fittings have consistently performed well, standing up to the test without any issues. It’s clear that JS FITTINGS is committed to maintaining high-quality standards in their products. Their seamless pipe fittings are, without a doubt, some of the best we’ve used in our operations.”
Certificate And Lest Report
Compliant with CE, ISO, GOST-RA,SME B16.9, DIN 2605, JIS B2311. Full Material Traceability (MTR) provided.
Your Trustworthy Industrial Pipe Fittings Supplier In China
JS FITTINGS supplies Buttweld Pipe Fittings with competitive price and urgent delivery.
Since 1983, we have delivered precision steel pipe fitting solutions with speed, affordability, and expertise.
Let’s discuss your project today!
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*We respect your confidentiality and all information are protected.
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