Precision Seamless Steel Tube with Mirror Polished

• Customization: Available
• After-sales Service: 1 Year
• Warranty: 1 Year
• Model NO.: Stainless Seamless Steel
• Technique: Cold Drawn
• Material: Carbon Steel
• Surface Treatment: Polished
• Usage: Pipeline Transport, Hydraulic/Automobile Pipe
• Section Shape: Round
• Transport Package: Boundle
• Trademark: SDY
• Origin: Jiangsu, China
• HS Code: 7304319000
• Production Capacity: 15000 Ton/Year

Product Description

Product Description

Basic Info: Introducing the Cold Drawn Seamless Round Steel Pipe DIN2391 Standard, a testament to Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.'s unwavering dedication to exceptional quality and precision. Our seamless steel pipes, crafted to the exacting DIN2391 Standard, guarantee superior performance and unmatched durability. Perfect for a myriad of industrial applications, these pipes elevate your projects with their robust strength and consistent quality.

Model NO.	SS-1
Secondary or Not	Non-Secondary
Application	Precision Application
Specification	as per standard or request
HS Code	7306610000

Delivery Condition	Ap, Ba, Cfa, Cfp
Certificate	ISO 9001 Ts16949
Transport Package	Bundles or Boxes
Origin	China
Production Capacity	10000ton/Month

Detailed Photos

Delivery Condition: AP, BA, CFA, CFP
Other sizes and materials available upon request
OD: 1mm-250mm WT: 0.05mm-50mm
Tolerance: OD +/-0.05mm ID +/-0.05mm Other sizes, grades, and special tolerances available upon request
Advantage: Our advanced bright annealing technology imparts superior mechanical properties to the tube, making it ideal for flaring, flattening, and bending applications.

Advantages of Our Precision Seamless Steel Pipe:

1. Smaller Caliber Options
2. Accepts Small Quantity Orders
3. Excellent Surface Treatment
4. Exceptional Performance in Mechanical Applications

Applications

Hydraulic/Automobile Pipe:	Good roughness enable tube withstand high pressure and good mechanical performance guarantee tube bent, flared, end process and others freely,
Laboratory gas:	Puretube BA+ with special drawing procses to reach Ra ≤0.375 regular sizes like 6.35*1, 9.35*1, 12.7*1.24, 25.4*1.65 etc
Food/Beverage:	High precision with lower tolerance, good mechanical performance
pharmaceutical:	ID roughness Ra ≤0.6, OD tolerance≤±0.05mm, WT ≤±5% , sizes like 6*1, 8*1, 10*1 and others
Semiconductor:	Ra ≤0.375 special cleanness for inner diameter
Other application:	Guage, chemical industry, heat exchanger, precision equipments and others

Company Name: Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.

Standard	Chemical Composition:
	Grade	C	Si	Mn	P	S	Cr	Ni	Mo
ASTM A269 ASTM 312	304	≤0.08	≤1.00	≤2.00	≤0.045	≤0.030	≤18.0-20.0	8.0-11
	304L	≤0.03	≤1.00	≤2.00	≤0.045	≤0.030	16.0-18.0	8.0-12
	SUS316	≤0.08	≤1.00	≤2.00	≤0.045	≤0.030	16.0-18.0	10.0-14.0	2-3
	SUS316L	≤0.03	≤1.00	≤2.00	≤0.045	≤0.030	16.0-18.0	10.0-15.0	2-3
EN 10216-5 DIN 17458	1.4301	≤0.07	≤1.00	≤2.00	≤0.040	≤0.015	17-19.5	8.0-10
	1.4307	≤0.03	≤1.00	≤2.00	≤0.040	≤0.015	17.5-19.5	8.0-10.5
	1.4401	≤0.07	≤1.00	≤2.00	≤0.040	≤0.015	16.5-18.5	10.0-13.0	2-2.5
	1.4404	≤0.03	≤1.00	≤2.00	≤0.040	≤0.015	16.5-18.5	10.0-13.0	2-2.5

Standard	Mechanical phosphated
	YS(Mpa)	TS(Mpa)	EL(%)	HRB
ASTM A269 ASTM 312	≥205	≥515	≥35	≤90
	≥170	≥485	≥35	≤90
	≥205	≥515	≥35	≤90
	≥170	≥485	≥35	≤90
EN 10216-5 DIN 17458	≥195	500-700	≥35	≤90
	≥180	460-680	≥35	≤90
	≥205	510-710	≥35	≤90
	≥190	490-690	≥35	≤90

Company Profile

Product Description

Zhangjiagang Shengdingyuan Pipe-Making Co., Ltd.

Zhangjiagang City ShengDingYuan Pipe-Making Co., Ltd, also known as Sheng ***, is strategically located in the vibrant Yangtze River region. As a leader in the development of high-precision Cold Drawn Seamless Steel Tubes and High-Pressure Fuel Tubes, Sheng *** is renowned for its cutting-edge technology and superior quality.

Spanning over 15,000 square meters, the company's state-of-the-art facilities house assets worth more than RMB80 million. Since its inception in 2007, Sheng *** has pursued continuous growth and innovation, evolving its product range to meet the dynamic needs of the market.

Sheng ***'s extensive product portfolio includes top-tier Cold Drawn High Precision Seamless Steel Tubes, Hydraulic System Brightness Fuel Tubes, Diesel Engine Common-Rail High Pressure Fuel Tubes, Black Phosphated Hydraulic Tubes, and High-Pressure Seamless Square Tubes. These products serve a wide range of industries such as equipment manufacturing, hydraulic systems, automotive, marine, common-rail diesel engines, construction machinery, fabricating equipment, heat exchangers, and chemical machinery, delivering unparalleled performance and reliability.

With an impressive annual output of over 8,000 tons, Sheng *** ensures a steady and dependable supply of premium tubes, setting new standards of excellence across various industrial sectors.

Development History

Organizational Structure

Main Production Equipments