Dongtai Hongshenglong Stainless Steel Products Co., Ltd. is a professional manufacturer and trading company based in Yancheng, China, specializing in high-performance stainless steel fasteners and precision components. Established in 2015, the company operates a dedicated factory and has earned a reputation for delivering both standard and non-standard parts to international markets, including North America, Europe, and Asia. Their extensive product portfolio includes a wide range of bolts, nuts, screws, washers, and threaded rods manufactured to international standards such as DIN, ASME, and ASTM. The company is particularly noted for its expertise in working with specialized materials, including 304, 316L, and 321 stainless steel, as well as high-performance alloys like Hastelloy, Inconel, Monel, and Nickel 200/201. Their manufacturing capabilities extend to hot forging, precision machining, and the production of custom flanges and non-standard parts based on client samples. Holding ISO 13485 certification and providing EN10204 3.1 material certificates, Dongtai Hongshenglong emphasizes strict quality control and technical excellence. With a workforce of approximately 11 to 50 employees and a strong transaction history on global B2B platforms, the company serves diverse industrial sectors including chemical processing, machinery, and construction.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Product customizationOffers full customization for design and features.
Industry association memberMember of Professional Association association.
High product ratingMaintains an average rating above {{rating_value}} stars.
Socket Hex Head Screw M6 Titanium Bolts DIN 912 Grade 5 Hex Socket Head Screw MONEL 400 MOMEL K500
5·4 reviews
Socket Hex Head Screw M6 Titanium Bolts Din 912 Grade 5 Hex Socket Head Screw Monel 400 Momel K500 - Buy Socket Hex Head Screw M6 Titanium Bolts Din 912,Hex Socket Head Screw,Monel 400 Momel K500 Product on Alibaba.com$1
SS 304L 316L 904L 310S 321 304 Stainless Rod Steel Round bar Price Aisi 4140 Steel Solid Round bar
5·4 reviews
Ss 304l 316l 904l 310s 321 304 Stainless Rod Steel Round Bar Price Aisi 4140 Steel Solid Round Bar - Buy Ss 304l 316l 904l 310s 321 304 Stainless Rod Steel Round Bar Price,Aisi 4140 Steel Solid Round Bar,Stainless Steel Round Rods Product on Alibaba.com$1
Factory Price 1045 MS Mild Steel Round Bars AISI Standard Hot Forged with Cutting Punching Services Directly Supplied by China
5·4 reviews
Factory Price 1045 Ms Mild Steel Round Bars Aisi Standard Hot Forged With Cutting Punching Services Directly Supplied By China - Buy Special Alloy Steel Fasteners And Non-standard Parts Products Hastelloy C276 B2 B3 Monel 400 K500 Inconel 625 N07718 800h Super Duplex Steel 2205 2507 S32760 Titanium Alloy Gr2 Gr5 Stainless Steel 304 316 347 321 Factory Price 1045 Ms Mild Steel Round Bars Aisi Standard Hot Forged With Cutting Punching Services Directly Supplied By China Product on Alibaba.com$2
Best Price Haynes 25 R30605 Alloy Stainless Steel Round Bar Metal Rod DIN Standard 6mm 8mm Bending Service AISI 1045
5·4 reviews
Best Price Haynes 25 R30605 Alloy Stainless Steel Round Bar Metal Rod Din Standard 6mm 8mm Bending Service Aisi 1045 - Buy Special Alloy Steel Fasteners And Non-standard Parts Products Hastelloy C276 B2 B3 Monel 400 K500 Inconel 625 N07718 800h Super Duplex Steel 2205 2507 S32760 Titanium Alloy Gr2 Gr5 Stainless Steel 304 316 347 321 Best Price Haynes 25 R30605 Alloy Stainless Steel Round Bar Metal Rod Din Standard 6mm 8mm Bending Service Aisi 1045 Product on Alibaba.com$1
Set Screw Set Screw at Tip End with Concave End Manufacturer Supply M8 M10 Screw INCOLOY 901 INCOLOY 925 Incoloy A-286
5·4 reviews
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HSL Hastelloy C276 Super Duplex Stainless Steel Flange DIN Standard for Machinery Usage
5·4 reviews
Hsl Hastelloy C276 Super Duplex Stainless Steel Flange Din Standard For Machinery Usage - Buy Special Alloy Steel Fasteners And Non-standard Parts Products Hastelloy C276 B2 B3 Monel 400 K500 Inconel 625 N07718 800h Super Duplex Steel 2205 2507 S32760 Titanium Alloy Gr2 Gr5 Stainless Steel 304 316 347 321 Hastelloy C276 Super Duplex Stainless Steel Flange Din Standard For Machinery Usage Product on Alibaba.com$5
3mm Thick Custom OEM/ODM Steel Hollow Rod Metal Tube or Hollow bar CNC Machined Parts Stainless Steel Round bar
5·4 reviews
3mm Thick Custom Oem/odm Steel Hollow Rod Metal Tube Or Hollow Bar Cnc Machined Parts Stainless Steel Round Bar - Buy Custom Oem/odm Steel Hollow Rod Metal Tube Or Hollow Bar Cnc Machined Parts,Stainless Steel Round Bar,Stainless Steel Round Rods Product on Alibaba.com$1
HSL China Factory Din to Ansi Flange Adapter Stainless Steel Flange High Quality Flange
5·4 reviews
Hsl China Factory Din To Ansi Flange Adapter Stainless Steel Flange High Quality Flange - Buy Din To Ansi Flange Adapter
high Quality Flange
stainless Steel Flange Product on Alibaba.com$2
HSL Factory Price Customizable Stainless Steel ANSI 304 Blind Flange DIN Standard SS400 SS304 Flange
5·4 reviews
Hsl Factory Price Customizable Stainless Steel Ansi 304 Blind Flange Din Standard Ss400 Ss304 Flange - Buy Special Alloy Steel Fasteners And Non-standard Parts Products Hastelloy C276 B2 B3 Monel 400 K500 Inconel 625 N07718 800h Super Duplex Steel 2205 2507 S32760 Titanium Alloy Gr2 Gr5 Stainless Steel 304 316 347 321 Factory Price Customizable Stainless Steel Ansi 304 Blind Flange Din Standard Ss400 Ss304 Flange Product on Alibaba.com$5
Reviews
5.0
4 reviews
“ fast production (5)“ fast production (5)
“ good service (1)“ good service (1)
“ With pictures (4)“ With pictures (4)
Customers
R J MACHINERY
8 shipments
Certifications
ISO 13485
2
International Organization for Standardization 13485
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Key export market
🇦🇺 Australia🇦🇺 Australia
🇨🇦 Canada🇨🇦 Canada
🇩🇪 Germany🇩🇪 Germany
🇮🇹 Italy🇮🇹 Italy
🇬🇧 United Kingdom🇬🇧 United Kingdom
🇺🇸 United States🇺🇸 United States
🇱🇰 Sri Lanka🇱🇰 Sri Lanka
EuropeEurope
North AmericaNorth America
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Shipments
Shipments count
0
Export volume
0 kg
Export countries
0
Customers
0
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Jiangsu Dongsteel New Material Co., Ltd. is a manufacturer and trading company established in 1997, located in Dongtai City, Jiangsu Province, China. Specializing in stainless steel products, the company offers a comprehensive range including electrothermal alloy, precision alloy, high temperature alloy, austenitic steel, martensitic steel, precipitation hardening profile steel, dual phase steel, heat resistant steel, special welding wire, stainless steel standard components, and precision castings. Their product portfolio also features stainless steel bars, pipes, plates, mesh, wire, forgings, section bars, and glass curtain wall fittings. With a team of 11 to 50 employees, Jiangsu Dongsteel New Material Co., Ltd. operates a factory and provides OEM and ODM services. The company boasts a highly qualified technical team, collaborating with numerous domestic and international universities and research institutes such as Shanghai Institute of Metal Research and Baosteel Group, to drive innovation and provide technical support. They are dedicated to offering a variety of steel products in different grades, shapes, and sizes to meet customer needs.
Stainlesss Steel Wire
Stainlesss Steel Wire
Stainlesss Steel Wire
Stainlesss Steel Wire
Stainlesss Steel Wire
Stainlesss Steel Wire
Stainlesss Steel Wire
Wire Rope
Wire Rope
Stainless Steel Handarail
Stainless Steel Handarail
Stainless Steel Handarail
Dongtai Sitai Stainless Steel Products Co., Ltd.
🇨🇳 China
2016101-200 peopleTrading Company
Shipments
97
Key customer
2BA TECHNOLOGY
Key market
🇻🇳 Vietnam
Review
4.9
304 stainless steel double headStud, high quality stud screws, support custom bolts .$0.41
216pcs/Box in Stock M5 Hex Screw Sets 304 Stainless Steel Hexagon Socket Head Cap Screws for Machine and Other DIY Application$1.5
304 Stainless Steel Zinc Color Plated Strong Reinforced Hose Clamp European-style for Pipe Fixing Inch Metric Sizes Customizable$0.01
A4-70 Hex Bolt Non-Standard SS316 Stainless Steel DIN Standard$0.01
Assorted 320pcs/Box Screws Kit 304 SUS Metric M3 Screw Kit Slotted Pan Head Machine Screws, Nuts and Washers Assortment$1.2
Hot Sales Durable and High Hardness Screws Nuts M3/M4/M5/M6/M8 Stainless Steel Hardware Fastener Nuts Kit$1.75
Factory Price American Type Stainless Steel Hose Clip and Throat Hoop Metal Clamp for Pole Mounted Inch Measurement System$0.01