Bright Annealing A312 TP304/304L/310/310S/316/316L/321/347/904L/S31803/S32205/S32750 Stainless Steel Seamless Tube

• Customization: Available
• After-sales Service: Supplied
• Warranty: Supplied
• Model NO.: EZS
• Type: Seamless
• Technique: Cold Drawn
• Material: Stainless Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Machinery Industry, Chemical Industry, Mining, Construction & Decoration
• Section Shape: Round
• Outside Diameter: 3.18-810mm
• Wall Thickness: 0.2-40mm
• Material/Steel Grade: Stainless Steel
• Standard: ASTM A312 A213 A269 JIS3463 JIS3459
• Deliery Time: 7-30days
• Delivery Condition: Annealed, Normalized, Normailed and Tempered
• End Type: Plain Ends, Bevel End, Threaded End
• Use1: : Pipeline Transport, Boiler Pipe, Hydraulic/Autom
• Use2: Manufacture Pipeline /Vessels/Equipment
• Length: 5.8~12m or Upon Customer Requirements
• Secondary or Not: Non-Secondary
• Specification2: CE, ISO, SGS and So on
• Item: SS304/316 Cold Drawing Casing Line Pipe Stainless
• Inspections and Tests Performed: Ut, Rt, Et
• 3rd Party Inspection: SGS/TUV/BV etc.
• Transport Package: Anticorrosion Coating, Seaworthy Packing, etc
• Specification: O. D 8-168.3mm W. T 1-15mm
• Trademark: EZS
• Origin: China
• HS Code: 73053900
• Production Capacity: 200000 Ton

Product Description

Product Description

SMLS SS TUBE

Size Range:OD 6mm--630mm

WALL THICKNESS :0.5mm-65mm

Max Length : 18m (Special specifications are available as required.)

STANDARD :ASTM B677,ASTM A789,ASTM A790,ASTM B622,ASTM B829,ASME SB163,ASME SB165,ASME SB167,ASME SB407,ASME SB423,ASME SB444,ASME SB622,ASME SB668,ASME SB677,ASME SB690,ASME SB729.......

Material:Alloy B/ N10001,Alloy B2/N10665,Alloy B3/N10675,AlloyC4/N06455,Alloy C22/N06022,Alloy C276/N10276, 2.4819,Alloy C2000/N06200,Alloy G35/N06035,Alloy G30/N06030,Alloy S/N06635,Alloy N/N10003,Alloy X/N06002,Alloy 188/R30188,Alloy 230/N06230,
Alloy 556/R30556,Alloy 600/ N06600,Alloy 601/N06601,Alloy 617/N06617,Alloy625/N06625,Alloy718/N07718,Alloy X750/N07750,
Alloy800/N08800 UNS N08800,Alloy 800H/N08810, UNSN08810,Alloy 800HT/N08811,Alloy 825/N08825,2.4858,Alloy 925/ N09925,
Alloy 926/N08926,Alloy 400/ N04400,Alloy K500/UNS N05500,174PH, 17-7PH, 15-7PH...
Nickel:N4/UNS N02201,N6/UNS N02200

COMPLIANCE WITH STEEL GRADES
AISI		EN		DIN
301		1,431		X10CrNi18 -8
301LN		1,4318		X2CrNiN18 -7
304		1,4301		X5CrNI18 -10
304L		1,4306		X2CrNi19  11
304L		1,4307
304LN		1,4311
305		1,4303		X4CrNi18 -12
309		1,4828		X15CrNiSi20 -12
309S		1,4833
310S		1,4845		X12CrNi25 -21
314		1,4841		X15CrNiSi25  20
316		1,4401		X5CrNiMo17 -12-2
316L		1,4435		X2CrNiMo18 -4-3
316TI		1,4571		X6CrNiMoTi17 -12-2
316HMo		1,4436
316L		1,4404		X2CrNiMo17 -12-2
316LHMo		1,4435
316LN		1,4406
316LHMo		1,4429
317L		1,4438
321		1,4541		X6CrNiTi18 -10
321H		1,4878		X12CrNiTi18 -9
347		1,455		X6CrNiNb18 -10

Packaging & Shipping

Packed by bundles, plastic bags, wooden case etc.

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.

Shipped by Sea, Air, Truck

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

Production Workshop

Professional & Comprehensive

Modern & Sustainability-Focused

Equipped with state-of-the-art machinery and automated production lines, our factory integrates precision engineering with strict quality control systems to deliver products that meet international standards.

Our cutting-edge facility utilizes eco-efficient processes to produce steel pipes that not only perform under pressure but also reduce environmental impact.

Focus on Quality and Precision

Focus on Capability and Customization

Through automated welding, precision cutting, and resource-conscious production, we supply high-quality pipes for sectors like renewable energy, water management, and green building. Our team works closely with clients to develop solutions that are both cost-effective and future-ready.
Choose us for pipes that build more than structures—they build trust.

Our capabilities include the production of seamless, welded, galvanized, and custom-designed pipes in various grades and sizes. From raw material selection to final inspection, every step is monitored to ensure durability, corrosion resistance, and exceptional performance—whether for plumbing, oil and gas, structural, or mechanical projects.

Company Profile

Premium Industrial Piping Solutions, Engineered for Excellence

EZ Steel Industrial Co.,Ltd is a leading manufacturer of high-performance industrial metal pipelines, specializing in alloy steel, carbon steel, stainless steel, and copper-nickel-based alloy 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.

Empowering industries worldwide with reliable, efficient, and eco-conscious piping systems, EZ Steel Industrial Co., Ltd. is your strategic partner for mission-critical infrastructure. We deliver high-performance steel, stainless steel, and copper piping solutions for sectors including oil and gas, water treatment, HVAC, and renewable energy. Our systems are engineered to meet international standards for durability, safety, and sustainability.

With end-to-end support—from design and custom fabrication to logistics and service—we help reduce lifecycle costs, minimize environmental impact, and enhance operational resilience.

Partner with us to build future-ready infrastructure with expertise you can trust.