ASTM A312 S304 S316 Stainless Steel Tube Precision Alloy Tubing for Motorcycle & Auto Parts
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Product Highlights
- Wide Material Range: Available in 304/L, 316/L, 201, 202, 301, 347/H, 316ti, 309S, 310S grades.
- Customizable Dimensions: Outer diameter 3mm-2500mm, wall thickness 1.0mm-150mm, and custom lengths available.
- Multiple Surface Treatments: Options include black, galvanized, anti-corrosion coating, 3PE coated, and oiling.
- Comprehensive Testing: Includes chemical analysis, mechanical properties, flattening, bending, and hydrostatic tests.
- OEM and ODM Support: Professional team supports customization based on drawings or specific requirements.
- Fast Delivery for Spot Items: Spot products delivered within 3 days from PI execution date.
- Strict Quality Control: Pre-production samples and final inspections conducted before every shipment.
- Flexible Payment Terms: Accepts T/T, L/C, D/P, D/A, PayPal, Western Union, and small-amount payments.
Product Attributes
- Customization
- Available
- After-sales Service
- Continuous After-Sales
- Warranty
- 2
- Model NO.
- ASTM A312
- Type
- Seamless Steel Pipe
- Technique
- Cold Rolled
- Material
- 304/L,316/L,201,202,301,347/H,316ti,309S,310S
- Surface Treatment
- Black
- Usage
- Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Mining, Construction & Decoration, Special Purpose
- Section Shape
- Round
- O.D
- 3mm - 2500mm (Customizable)
- Iled or Non-Oiled
- Non-Oiled
- Olerance
- ±1% - ±5% (Customizable)
- Grade
- Galvanized
- Standard
- BS, API 5L, ASTM A53/A500, En10219, JIS G3444
- Process
- Cold Drawn, Cold Rolled Precision Rolled
- Invoicing
- by Theoretical Weight
- Alloy or Not
- Non-Alloy
- Ingle Gross Weight
- 50.000kg
- Delivery Time
- 22-30 Days
- Length
- 5.8m, 6m, 11.8m, 12m or Custom Length
- Special Pipe
- API Pipe, Structural Pipe, High-Pressure Transmiss
- Urface Treatment
- Galvanized, Anti-Corrosion Coating, 3PE Coated
- Wall Thickness
- 1.0mm - 150mm (Customizable)
- Ingle Package Size
- 100X100X100cm
- Transport Package
- Exporting Package
- Specification
- Customized
- Trademark
- USI
- Origin
- Tianjin, China
Product Images of ASTM A312 S304 S316 Stainless Steel Tube Precision Alloy Tubing for Motorcycle & Auto Parts
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Product Description
Stainless Steel Seamless Pipe
| Product: | Seamless Stainless Steel Pipe, Stainless Steel Seamless Pipe |
| Size: | OD: 3-2500 mm |
| WT: 1.0-150 mm | |
| LENGTH: 5.8/6/11.8/12m | |
| Pipe Standard: | ASTM A213, ASTM A312, ASTM A269, ASTM A778, ASTM A789 |
| DIN 17456,DIN 17457,DIN | |
| EN 10216, BS 3605, JIS 3459, JIS3463, GOS T9941 | |
| Material: | 304/L,316/L,201,202,301,347/H,316Ti,309s,310s |
| Process: | Cold drawn, Cold rolled, Precision Rolled |
| Finish: | Annealed & pickled, bright annealing, polished |
Pipe Standard: S304 S316 Stainless steel pipe API 5L seamless steel
ASTM A106 Seamless Carbon Steel for High Temperature Service
JIS G3454,G3455,G3456 Carbon steel pipes
DIN1629/EN10216-1 Seamless Tubes of Non Alloys Steels
EN 10208 SEAMLESS STEEL PIPES FOR PIPELINE FOR FLUIDS
Pipe End: square ends (straight cut, saw cut, and torch cut). or beveled for welding, beveled,
Surface: Lightly oiled, Hot dip galvanized, Electro galvanized, Black, Bare, Varnish coating/Anti rust oil, Protective Coatings (Coal Tar Epoxy, Fusion Bond Epoxy, 3-layers PE)
Packing: Plastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper, PVC sleeve, and sackcloth with several steel strips, Plastic caps.
Test: Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield strength, Elongation), Technical Properties (Flattening Test, Bending Test, Hardness Test, Impact Test), Exterior Size Inspection, Hydrostatic Test, NDT TEST ( ET TEST, UT TEST)












1. who are we?
A.We are based in Hunan, China, start from 2018,sell to Southeast Asia(18.00%),South America(17.00%),Africa(17.00%),Mid East(16.00%),Oceania(9.00%),South Asia(6.00%),Northern Europe(5.00%),Southern Europe(3.00%),Eastern Europe(2.00%),Western Europe(2.00%),Eastern Asia(2.00%),Domestic Market(1.00%),North America(1.00%),Central America(1.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
A.Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
A.carbon steel pipe,stainless steel pipe,casing and tubing,alloy steel pipe,scaffolding tube
4. why should you buy from us not from other suppliers?
A1.Strong financial support:we can handle max amount 100-500 million dollars for an order.
A2.Rich experienced marketing team/production team/after-sales team
A3.We can provide you with all the required documents when the tender is in progress.
5. Are your prices competitive?
A: for the same quality, our price is lower, for the same price, our quality is the best better.
6. What are your company's strengths?
A: Factory spot, competitive prices, excellent quality, support factory inspection, video call at any time, technical support in
24/7. Simultaneously, we have participated in many international projects.
7. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese,Spanish,Portuguese,German,French
8. What is your usual delivery time?
A: From the execution date of the PI, spot products will be delivered within 3 days, and customized products within 15 days.
Special circumstances, please communicate again. All our products have strict quality inspection before they leave the factory, to ensure that you receive the goods with excellent quality.
9.Whether to support OEM or ODM?
A: We welcome customers to cooperate with us by OEM or ODM. We have a professional technical team, can be customized according to drawings or requirements.
About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI259014". Items marked "" are certified.
Company Profile
Union Steel Industry Co., Ltd as member of United Steel Industry Group, specialized in steel pipe and pipe fittings designing, manufacturing, stocking and exporting in China. As one of the leading manufacturer of steel pipe products in China, Union Steel Industry Co., Ltd are committed to providing one-stop service to customers around the world.
Union Steel Industry Co., Ltd has leading technology of steel pipe production and research at home and abroad, advanced and complete testing facilities. We strictly in accordance with the ISO 9001 quality management system for on-site management, SGS, BV, TUV, ABS, LR, GL, DNV, CCS, RINA, RS and other authoritative TPI organizations. For years, steel pipe products supplied by Union Steel Industry have been widely applied in engineering projects such as oil and gas extraction, water transportation, urban pipeline network construction, offshore & onshore pipeline construction, mining industry, chemical industry and power generation industry pipeline construction. Our partners are throughout Southeast Asia, the Middle East, Europe, Africa, South America, Oceania, and more than 100 countries and regions. We also provide many steel pipe products and services to the worlds top 500 petroleum and gas, EPC companies, such as: PetroChina, Schlumberger, ADNOC, NNPC, ENI, NICO, EGPC, OXY, CCE, OGDCL, PEMEX, etc.
Adhering to our principle of"quality first, win-win cooperation", we are confident to supply customers with high quality products at very competitive prices. Union Steel Industry Co., Ltd will always be you the most professional and reliable business partner.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- No. 380, Huijin Industry Park, Furong Road, Changsha City Hunan Province, Changsha, Hunan, China
-
Plant Area
- 160 square meters
-
Number of Employees
- 18
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Tianjin Port;Shanghai Port;
-
Minimum Order Quantity
- 2 Tons
-
Supply Chain Partners
- 100
Our Production Capability & Technical Expertise
-
Main Products
- Steel Pipe, Seamless Steel Pipe
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- No
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2023-01-18
-
Export Year
- 1 years
-
Main Markets
- Europe
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 15
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Cooperated with Fortune 500
- No
FAQ
- Who are we?
- We are based in Hunan, China, start from 2018,sell to Southeast Asia(18.00%),South America(17.00%),Africa(17.00%),Mid East(16.00%),Oceania(9.00%),South Asia(6.00%),Northern Europe(5.00%),Southern Europe(3.00%),Eastern Europe(2.00%),Western Europe(2.00%),Eastern Asia(2.00%),Domestic Market(1.00%),North America(1.00%),Central America(1.00%). There are total about 101-200 people in our office.
- How can you guarantee quality?
- Always a pre-production sample before mass production; Always final Inspection before shipment;
- What can you buy from us?
- carbon steel pipe,stainless steel pipe,casing and tubing,alloy steel pipe,scaffolding tube
- Why should you buy from us not from other suppliers?
- A1.Strong financial support:we can handle max amount 100-500 million dollars for an order. A2.Rich experienced marketing team/production team/after-sales team A3.We can provide you with all the required documents when the tender is in progress.
- Are your prices competitive?
- for the same quality, our price is lower, for the same price, our quality is the best better.
- What are your company's strengths?
- Factory spot, competitive prices, excellent quality, support factory inspection, video call at any time, technical support in 24/7. Simultaneously, we have participated in many international projects.
- What services can you provide?
- Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA,DDP,DDU; Accepted Payment Currency:USD,EUR,CNY; Accepted Payment Type: T/T,L/C,D/P D/A; Language Spoken:English,Chinese,Spanish,Portuguese,German,French
- What is your usual delivery time?
- From the execution date of the PI, spot products will be delivered within 3 days, and customized products within 15 days. Special circumstances, please communicate again. All our products have strict quality inspection before they leave the factory, to ensure that you receive the goods with excellent quality.
- Whether to support OEM or ODM?
- We welcome customers to cooperate with us by OEM or ODM. We have a professional technical team, can be customized according to drawings or requirements.
Send your message to this supplier
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