Zhongzheng Stainless Steel Co., Ltd.: 1Yr

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

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Home > Products > Industrial Pipeline Series > Carbon Steel, Stainless Steel, Nickel, Titanium Pipe Steel Pipe Seamless Steel Pipe Precision Steel Pipe

Carbon Steel, Stainless Steel, Nickel, Titanium Pipe Steel Pipe Seamless Steel Pipe Precision Steel Pipe

FOB Price

USD $2200 - $3000 / Ton

1 Ton(Min.Order)

Supply Ability 0 Ton / Tons per Month
Payment TermsT/T L/C PayPal D/P Western Union Other
Delivery Detail8 days

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Product Details

Type	Stainless Steel Pipes	Certification	ISO, ROHS, IBR, AISI, ASTM, GB, EN, DIN, JIS, Other
Shape	Round	Grade	Other
Technique	Other	Surface Treatment	Polished
Standard	ASTM, AISI, GB, JIS, DIN, EN, Other	Specification	OEM
Trademark	ZHONGZHENG INTERNATIONAL	Origin	China

Product Description

seamless steel pipe

Basic Info.

Model NO.

201 316L 410

Grade

300 Series

Certification

ISO, RoHS, IBR, AISI, ASTM, GB, EN, DIN, JIS

Shape

Round

Technique

Cold Rolled

Surface Treatment

Polished

Yield Strength

800MPa

Tensile Strength

1000MPa

Service

Cutting Bending Punching Welding

Application

Construction Industry Mdical

Delivery Time

7-15days After Confirmed Order

Incoterms

CIF CFR Fob EXW etc.

Length

10-12000mm or as Customized

Outer Diameter Range

1-2000mm

Thickness Range

0.5-200mm

Tolerance

0.1mm

Transport Package

Standard Sea Worthy Packing

Specification

DN25 DN30 DN40 DN50 DN65 DN500

Trademark

ZHONGZHENG

Origin

China (Mainland)

HS Code

7304111000

Production Capacity

50000tons/Year

Product Description

ASTM A789 Cold Drawn High Quality 201 316L Cold Rolled Round Steel Pipe Wholesaler Welded 0.5-200mm Thickness Seamless Stainless Steel Pipe

Stainless steel pipes are divided into ordinary carbon steel pipes, high-quality carbon structural steel pipes, alloy structural pipes, alloy steel pipes, bearing steel pipes, stainless steel pipes, and bimetallic composite pipes, coatings and coating pipes for saving precious metals and meeting special requirements. . Stainless steel tubes are available in a wide variety of applications, with different technical requirements and different production methods. The outer diameter of the currently produced steel pipe ranges from 0.1 to 4500 mm and the wall thickness ranges from 0.01 to 250 mm. In order to distinguish the characteristics, the steel pipes are usually classified as follows.

Material	Stainless Steel 304/304L/316L
Shape	Round / Square / Rectangle
Production Standards	ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on.
Production Standards
Outer Diameter	16mm - 2000mm ;
Thickness	0.8mm - 20 mm ;
Length	6 Meters - 18.3 Meters ; As customers' request ;
Tolerance	According to the Standard , +/-10% Commonly ;
Surface Treatment	180#, 320#, 400# Satin / Hairline, Bright Anneal, Pickle,400#, 500#, 600# or 800# Mirror finish
Application	Petrochemical Industry ; Chemical Fertilizer Industry ; Oil Refining Industry ; Oil And Gas Industry ; Light Industry And Food Industry ; Pulp And Paper Industry ; Energy And Environmental Industries .
Test	Flaring test ; Flattening test ; Bending Test ; Hydraulic Test ; Eddy Current test
Design	OEM / ODM / Customized
Certificate	ISO9001 ; ISO14001; ISO 18001; TUV ;

Grade	C	Si	Mn	P	S	Ni	Cr	Mo
201	≤0 .15	≤0 .75	5. 5-7. 5	≤0.06	≤ 0.03	3.5 -5.5	16 .0 -18.0	-
202	≤0 .15	≤l.0	7.5-10.0	≤0.06	≤ 0.03	4.0-6.0	17.0-19.0	-
301	≤0 .15	≤l.0	≤2.0	≤0.045	≤ 0.03	6.0-8.0	16.0-18.0	-
302	≤0 .15	≤1.0	≤2.0	≤0.035	≤ 0.03	8.0-10.0	17.0-19.0	-
304	≤0 .0.08	≤1.0	≤2.0	≤0.045	≤ 0.03	8.0-10.5	18.0-20.0	-
304L	≤0.03	≤1.0	≤2.0	≤0.035	≤ 0.03	9.0-13.0	18.0-20.0	-
309S	≤0.08	≤1.0	≤2.0	≤0.045	≤ 0.03	12.0-15.0	22.0-24.0	-
310S	≤0.08	≤1.5	≤2.0	≤0.035	≤ 0.03	19.0-22.0	24.0-26.0
316	≤0.08	≤1.0	≤2.0	≤0.045	≤ 0.03	10.0-14.0	16.0-18.0	2.0-
316L	≤0 .03	≤1.0	≤2.0	≤0.045	≤ 0.03	12.0 - 15.0	16 .0 -1 8.0	2.0 -
321	≤ 0 .08	≤1.0	≤2.0	≤0.035	≤ 0.03	9.0 - 13 .0	17.0 -1 9.0	-
630	≤ 0 .07	≤1.0	≤1.0	≤0.035	≤ 0.03	3.0-5.0	15.5-17.5	-
631	≤0.09	≤1.0	≤1.0	≤0.030	≤0.035	6.50-7.75	16.0-18.0	-
904L	≤ 2 .0	≤0.045	≤1.0	≤0.035	-	23.0·28.0	19.0-23.0	4.0-5.0
2205	≤0.03	≤1.0	≤2.0	≤0.030	≤0.02	4.5-6.5	22.0-23.0	3.0-3.5
2507	≤0.03	≤0.8	≤1.2	≤0.035	≤0.02	6.0-8.0	24.0-26.0	3.0-5.0
2520	≤0.08	≤1.5	≤2.0	≤0.045	≤ 0.03	0.19 -0. 22	0. 24 -0 . 26	-
410	≤0.15	≤1.0	≤1.0	≤0.035	≤ 0.03	-	11.5-13.5	-
430	≤0.1 2	≤0.75	≤1.0	≤ 0.040	≤ 0.03	≤0.60	16.0 -18.0	-

Product Description

Surface	Definition	Application
No.1	The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling.	Chemical tank, pipe etc.
No.3	Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001.	Kitchen utensils, Building construction etc.
No.4	Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001.	Kitchen utensils, Building construction, Medical equipment etc.
2B	Those finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster.	Medical equipment, Food industry, Construction material, Kitchen utensils etc.
BA (No.6)	Those processed with bright heat treatment after cold rolling.	Kitchen utensils, Electric equipment, Building construction etc.
Mirror (No.8)	Shinning like a mirror	Building construction, decoration etc.
Hairline	Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size.	Building Construction etc.

Factory Workshop & Production Lines

The ASTM A789 UNS S31803 tubing refers to seamless and welded tubing manufactured in accordance with ASTM A789/ASTM A1789M, which contains approximately 50% ferrite and 50% austenite. The stress corrosion resistance of ASTM A789 in neutral chloride solution and H2S is better than that of 304L, 316L austenitic stainless steel, and 18-5mo type duplex stainless steel. The UNS S31803 tubing is especially suitable for the temperature range of -50°F/+600°F. It may also be considered for applications beyond this temperature range, but there are some limitations, especially when applied to weld structures.
Company Introduction

Zhejiang Zhongzheng stainless steel Co., Ltd. is located in Wenzhou City Zhejiang province, about one hour to Jiangsu, Shanghai and Hangzhou.

ZHONGZHENG is professional China Stainless Steel Pipe Manufacturer and Stainless Steel Tube Suppliers

, the company is specializing in industrial stainless steel welded tubes and special alloys tubes, with an annual production capacity of up to 7,000 tons.

The tubes are produced to conform to GB, ASTM/ASME, JIS, DIN, EN, GOST and ISO standards.

Some special requirements from clients can also be met. Due to excellent technicians, advanced production equipment, satisfactory inspection and testing equipment and perfect quality assurance system,

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

Carbon Steel, Stainless Steel, Nickel, Titanium Pipe Steel Pipe Seamless Steel Pipe Precision Steel Pipe

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