Ordinary Civil Water ASTM A213/312 TP304/316/410/321 En10312 Light-Gauge Welded/Seamless Stainless Steel Pipe/Tube

• Customization: Available
• After-sales Service: 24h Onilne Service
• Warranty: Third Respection
• Model NO.: ASTM A213 ASTM A790 ASTM A321 ASTM A269
• Type: Seamless
• Technique: Cold Drawn
• Material: Stainless Steel
• Surface Treatment: Polished
• 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
• Standard: GB/T 19228 En 10312 ASTM A376 A312/213
• Grade: 304 304/304L 304h 321 321H 316 316L 316/316L 316h
• Skill: Cold-Drawn/Hot-Rolled
• Od: 9.5~324mm
• Wt: 1~50mm
• Max Length: 25m
• Surface: Pickled, Bright Annealed, Polished
• Package: Packed by Bundle, Plastic Bags, Wooden Cases etc.
• Transport: Sea-Worthy Packing
• Application1: Chemical/Electrical/Power Industry, Auto Parts
• Application2: Civil Cold Water, Pipeline, Marine Project
• Application3: Hot Water, Oil/Gas Transport, Fluid Transport
• Application4: Hot Gas Pipeline System, Wastewater Treatment
• Application5: Power Generation, Heat Exchanger, Condenser
• Delivery: 7-35 Days
• Transport Package: Sea Worthy
• Specification: Seamless 1/2" To 24" Welded To 72"(DN8~DN1000)
• Trademark: EZS
• Origin: China
• HS Code: 7304
• Production Capacity: 200000ton/Year

Product Description

Ordinary Civil Water ASTM A213/312 TP304/316/410/321 En10312 Light-Gauge Welded/Seamless Stainless Steel

This series of light-gauge stainless steel pipes is widely used in ordinary civil water systems, available in TP304, TP316, TP410, TP321 grades with both welded and seamless processes. It features excellent corrosion resistance, hygienic safety, high pressure resistance and long service life, ensuring stable water quality and reliable operation. With smooth inner wall, low flow resistance and easy installation & maintenance, it is widely applied in civil drinking water pipelines, water supply and drainage, building water systems and domestic water equipment. The light-gauge design ensures cost efficiency while maintaining structural strength, making it an ideal choice for safe, durable and eco-friendly civil water engineering.

Product Description

1. OD: 6 mm – 267 mm

2. WT: 3.2 mm (1/8") – 127 mm (5") ;

             6.35 mm (1/4") – 114.3 mm.

3. Max Length: 6m, 12m, as per client's design

4. Steel Material: 

ASTM A213/A312/A790/A269, EN10216-5/10305-1/10213,

JIS G3459/G3463, DIN17456/17458

5. Steel Grade:

TP 304/304L, 316/316L, 321/321H, 310S/317H/410/409
S31803/S32205/S31500/S32750

6. Process:  Produced by hot working or cold working. 

7. Usage: 

Convey corrosive fluids, Boilers and heat exchangers, Chemical plants, Power generation, Food processing, and Medical equipment manufacturing

8. Surface:

Mill Finish, Pickled Finish, Bright Annealed Finish, Polished Finish

9. Ends: Plain, Beveled with caps    

10. Inspection and Testing:

Hydrostatic Testing: Required unless replaced by nondestructive testing (NDT).  
Nondestructive Testing: Eddy current, ultrasonic, or radiographic testing for welded pipes.  
Mechanical Tests: Tensile, hardness, flattening, flare, or bend tests as applicable.

Specification

Element	Composition, %
Carbon, max	0.08
Manganese, max	2.00
Phosphorus, max	0.045
Sulfur, max	0.030
Silicon, max	0.75
Chromium	16.00 - 18.00
Nickel	10.00 - 14.00
Molybdenum	2.00 - 3.00

Production Workshop

Inspecting

 All our products undergo individual inspection in compliance with specified standards prior to packaging. Only those that pass the inspection are packaged in accordance with export criteria.

Delivery and Packing

All products of our products  can be transported by various means, such as full container shipping, less than container load shipping, air freight, etc. Our company will formulate the optimal transportation plan for each order to save customers' procurement costs

Company Profile

EZ Steel Industrial Co.,Ltd 

Why choose us?

is a leading manufacturer of high-performance industrial metal pipelines, specializing in stainless steel pipe and tube products. With strategically located facilities in Cangzhou, Yangzhou, and Lishui, we deliver globally trusted piping solutions that combine cutting-edge technology, rigorous quality control, and unmatched expertise.

Advanced Manufacturing Capabilities

Innovation-Driven R&D Excellence

World-Class Talent Ecosystem

Certified Global Standards

EZ Exhibitions

Certificates

FAQ

Q:  How many days can you deliver after confirmed the order?
A:  For stock:  within 5-7 days;
      For customized product:  around 30 days;
      For special sizes:  subject to negotiation.
 
Q: How does your company do quality control?
A: ISO 9001:2015 certified;
     Product certificate as per EN10204 3.1 or 3.2 as per customer's request.
  
Q: Can I have a factory-visit?
A:  Surely. All customers are welcome to visit us in China.
 
Q: Can I have a trial order?
A: Of course, it is an honor for us to have the opportunity to show our quality and service. 
 
Q: What's the price of your product?
A: Our prices are based on the material grade, size, quantity and physical performance etc. So if you can offer us the detailed information, then we can give you the best reasonable price. Also, we can do special size and color for customers.
 
Q: What's your after-sales service?
A: We have two ways to handle claims by replacement and deduction. Of course, if the materialis not good used by wrong parameter from customer, we won't be responsible.