Zhongzheng Stainless Steel Co., Ltd.: 1Yr

Tianjin, China; Main products: Stainless Steel, Valve, Flange, pipe fitting

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Home > Products > Hygienic grade piping series > Factory Supply En10305-4 Precision Steel Hydraulic Tubes

Factory Supply En10305-4 Precision Steel Hydraulic Tubes

FOB Price

Negotiable / Ton

100000 Tons(Min.Order)

Supply Ability 0 Ton / Tons per Month
Port TIANJIN
Payment TermsT/T
Delivery Detail15 days

Request Sample Customized Request Request Free Catalogs

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Product Details

Type	Seamless	Warranty	12 months
Technique	Hot Rolled	Surface Treatment	Other, Hot-DIP Galvanizing, Epoxy Coating/Spray Painting
Usage	Pipeline Transport, Boiler Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Chemical Industry, Mining, Special Purpose	Material	Stainless steel
Section Shape	Round	Transport Package	standard packing
Specification	customized	Origin	CHINA

Product Description

Duplex Stainless Steel Tube

Basic Info.

Model NO.

sAdYIFyzPZWX

Material

Carbon Steel

Surface Treatment

Hot-DIP Galvanizing, Epoxy Coating/Spray Painting

Usage

Oil/Gas Drilling, Machinery Industry, Construction & Decoration, Water Supply/Mechanical/Agriculture

Section Shape

Round/Square

MOQ

1 Ton

Delivery Time

2-3 Days

Provide Free Samples

Yes

Certification

ISO 9001, CE, API 5L, GB/T 3091

Specification

customized

Origin

China

Product Description

Welded Carbon Steel Round Pipe/Seamless Carbon Steel Round Pipe/Welded Carbon Steel Square Pip

1. Material and process advantages
High-strength material: Q195/Q235/Q345 or ASTM A53/A106 carbon steel, strong pressure and impact resistance.

Advanced technology: high-frequency welding (ERW)/submerged arc welding (LSAW)/seamless cold-drawn to ensure precise size and uniform weld seam.

Anti-corrosion treatment: hot-dip galvanizing, epoxy coating or spray painting are optional to extend outdoor service life.

2. Cost and delivery advantages
Favourable price: large-scale production, 30%-50% lower cost than seamless pipe.

Fast delivery: regular specifications in stock, customised sizes delivered in 7-15 days.

3. Certification and Quality Assurance
International Certification: Passed ISO 9001, CE, API 5L, GB/T 3091 and other standards.

1.Welded Carbon Steel Round Pipe

Parameter	Specification Range	Common Sizes	Standard
OD	10mm-2000mm	21.3mm, 48mm, 114mm	GB/T 3091, ASTM A53
Wall Thickness	0.8mm-20mm	2.0mm, 3.6mm, 6.0mm	EN 10219, JIS G3444
Length	1m-12m(Customisation up to 18m)	6m, 12m
Material	Q195, Q235B, Q345B	ASTM A36, SS400
Process	ERW/LSAW

2.Seamless Carbon Steel Round Pipe

Parameter	Specification Range	Common Sizes	Standard
OD	6mm-800mm	25mm, 60mm, 168mm	GB/T 8163, ASTM A106
Wall Thickness	1mm-50mm	3mm, 8mm, 12mm	DIN 2448, API 5L
Length	3m-12m(Customisation up to 15m)	5.8m, 11.8m
Material	20#, 45#, 16Mn	ASTM A53 Gr.B, ST52

3.Welded Carbon Steel Square Pipe

Parameter	Range	Stock Sizes	Standard	Feature
Side Length	10×10mm - 500×500mm	20×20mm, 50×50mm	GB/T 6728, ASTM A500	ERW,internal and external deburring
Wall Thickness	0.8mm-20mm	1.5mm, 3.0mm	JIS G3463, EN 10219	Flat weld seam, high strength
Length	1m-12m(Customisation )	6m, 12m	----	Flat cut, ±1mm tolerance
Material	Q195/Q235B/Q345B/Q355	ASTM A36, SS400	----	galvanized/painted

Applications

Industry	Applications
Construction	Building frameworks, scaffolding, guardrails, roofing supports.
Oil & Gas	Low-pressure pipelines, casing pipes, water injection lines (API 5L compliant).
Water Supply	Municipal water drainage, fire sprinkler systems, irrigation pipes.
Mechanical	Conveyor rollers, hydraulic cylinders, truck chassis components.
Agriculture	Greenhouse frames, livestock fencing, grain storage bins.

Customisation service

Flexible size: support customized outer diameter (OD 10mm-2000mm), wall thickness (1mm-50mm), length (1m-12m)

major product

Company Profile

Zhejiang Zhongzheng Stainless Steel Manufacturing Co., Ltd. specializes in stainless steel seamless tubes, with a range of 6-325mm in diameter. The materials include 304, 321, 316L, 2205, etc. Our stainless steel products are widely used in industries such as petroleum, chemical engineering, chemical fiber, metallurgy, medical machinery, papermaking, thermal insulation and refrigeration, mechanical equipment, food, power, water conservancy, construction, submarine engineering, marine shipping, and environmental protection. Zhejiang Zhongzheng Stainless Steel Manufacturing Co., Ltd. is a strong company that values credit, adheres to contracts, and guarantees product quality. With the business feature of multiple varieties and the principle of selling at a small profit but a large volume, we have won the trust of many customers. All the staff of our company sincerely welcome your inquiries!

Packaging & Shipping

1.Q: What is the Minimum Order Quantity?
A: 1 tons/size.

2.Q: What are the Payment Terms?
A: L/C or T/T, 30% deposit, 70% balance against copy of BL.
3.Q: How long is the Delivery Time?
A: 30-50 days.
Starting from production around 30 days, which including perforation,
cycling pickling, cycling annealing, squeezing head, cold rolling, cold drawing,
straightening, ultrasonic & eddy current flaw detection, cutting head&tail, tensile test
and finished product inspection.

4.Q:Warranty of Rebar Coupler?
A: Any quality issues that do not comply with the contract before use of seamless
steel tubes, we accept the return of the refund.

Company Profile

Zhongzheng Stainless Steel Co., Ltd.

Zhongzheng Stainless Steel Co., Ltd. is a China-based manufacturer specializing in R&D, production, and distribution of stainless steel products. Established in the early 2000s, it serves industries including construction, machinery, food/medical equipment, and energy with precision tubes, sheets, profiles, and custom components.

Contact Us

Zhongzheng Stainless Steel Co., Ltd.: Contact nameLaijing Bu
Chat Now; AddressRoom 104-07, Building 5, Jinghu Technology Park Huanajinghu Garden, Donglihu Subdistrict Dongli District,

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Product Categories

Galvanized steel pipe	Steel coil sheet and plate	Galvanized Steel Sheet	Industrial Pipeline Series
Industrial sheets and rolls	Industrial Valve Series	Industrial Accessories Series	Sanitary valve series
Hygienic grade piping series	Hygienic grade accessory series	Sanitary grade panels and rolls	Special Materials
Galvanized steel	Sanitary Pipeline Series	Titanium and titanium alloy steel

Factory Supply En10305-4 Precision Steel Hydraulic Tubes

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