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ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe

ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe photo-1
ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe photo-2
ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe photo-3
ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe photo-4
ASTM A789/790, S32205/S31803/S32750 Duplex Stainless Steel Tube Pipe photo-5
US$ 2200 - 3000 MOQ: 1 Ton
Key Specifications
Get Latest Price
Type:
Stainless Steel Pipes
Certification:
ISO, ROHS, IBR, AISI, ASTM, GB, EN, DIN, JIS, Other
Shape:
Round
Payment & Shipping
Payment Methods:
Port of Shipment:
China
Delivery Detail:
8 days
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

Basic Info.
Model NO.
DSP-021
Type
Welded
Technique
TIG
Material
Stainless Steel
Surface Treatment
Ap; Ba
Usage
Pipeline Transport, Boiler Pipe, Hydraulic/Automobile Pipe, Oil/Gas Drilling, Food/Beverage/Dairy Products, Machinery Industry, Chemical Industry, Special Purpose
Section Shape
Round
Length
0.5-12m
Quality
Good
Mechanical Property
Good
The Ratio of The Ferrite to Austenit
45/55
Transport Package
Plywood Box/ in Bundles
Specification
OD6.35mm-114.3mm, THK0.4mm-4.0mm
Trademark
ZHONGZHENG
Origin
China
HS Code
73064000
Production Capacity
400t/Month
Product Description

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Product Description
 
Material Stainless Steel 304/304L/316L
Shape Round Tubes
Production Standards ASTM A270, ASTM A269, ASTM A249, ASTM A778, ASTM A789, DIN 11850, EN 10357, EN 10217-7 and so on.
Outer Diameter 16mm - 2000mm ; 
Thickness 0.8mm - 20 mm ; 
Max Length 3000 Meters; As per customers' request ; 
Tolerance According to the Standard, +/-10% Commonly ;
Surface Treatment Bright Annealed (BA)
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; PED.



 
Stainless Steel Tube Tolerances
 
Stainless Steel Heat Exchanger Tube Tolerances
Standard OD(mm) WT(mm) Length(meters) Grade
ASTM A249,
ASTM A269, 
EN 10217-7
15.88 to 114.3 0.3 to 4.0 Up to 18.3 meter 1.4301, 1.4306, 1.4404, 
AISI 304/304l/316l, 
S31803/S32205, etc
Standard Outside Diameter Thickness Length
ASTM A249
(A1016)
±0.10 ±10%S OD
OD≥50.8+5-0
≥25.4~ ±0.15
≥38.1~ ±0.20
≥50.8~ ±0.25
≥63.5~ ±0.31
ASTM A269
(A1016)
±0.13 OD
OD≥12.7±10%
OD
OD≥38.1+4.8-0







Factory Workshop & Production Lines


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Stainless Steel Grades

200series:201,202, etc
300series:301,302,303,304,304L,309,309s,310,310S,316,316L,316Ti,317L,321,347
400series:409,409L,410,420,430,431,439,440,441,444
Others:2205,2507,2906,330,660,630,631,17-4ph,17-7ph, S318039 904L,etc
Duplex stainless steel:S22053,S25073,S22253,S31803,S32205,S32304
Special Stainless Steel:904L,347/347H,317/317L,316Ti,254Mo


304/304L/316L Stainless Steel chemical composition and Mechanical properties 
Chemical Composition Tensile Strength Yield Strength Elongation Hardness
HRB
Grade 304 Stainless Steel (100% & MPA)
C≤0.08, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤10.5, 18≤Cr≤20 ≥515 ≥205 ≥40 ≤92
Grade 304L Stainless Steel (100% & MPA)
C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 8≤Ni≤12, 18≤Cr≤20 ≥485 ≥170 ≥40 ≤92
Grade 316L Stainless Steel (100% & MPA)
C≤0.03, Mn≤2, P≤0.045, S≤0.03, Si≤0.75, 10≤Ni≤14, 16≤Cr≤18 ≥485 ≥170 ≥40 ≤95

Stainless Steel Mechanical Properties:
 
Stainless Steel Mechanical Properties
Grade Tensile Strength Yide Strength Elogation Hardness Solution Annealing
kgf/mm²(N/mm²) kgf/mm²(N/mm²) % HRB(HV) ºC
ASTM TP 304 ≥53 (515) ≥21 (205) ≥35 ≤90 (200) 1040ºC-1150ºC 
Water Quenching
TP 304L ≥50 (485) ≥17 (170)
TP 316 ≥53 (515) ≥21 (205)
TP 316L ≥50 (485) ≥17 (170)
JIS SUS 304 ≥53 (520) ≥21 (205) 1010ºC-1150ºC 
Water Quenching
SUS 304L ≥49 (480) ≥18 (175)
SUS 316 ≥53 (520) ≥21 (205)
SUS 316L ≥49 (480) ≥18 (175)
GB 06Cr19Ni10 ≥53 (520) ≥21 (210) 1010ºC-1150ºC 
Water Quenching
022Cr19Ni10 ≥49 (480) ≥18 (180)
06Cr17Ni12Mo2 ≥53 (520) ≥21 (210)
022Cr17Ni12Mo2 ≥59 (480) ≥18 (180)
EN 1.4301 (500-700) ≥20 (195) ≥40 1000ºC-1100ºC 
Water Quenching
1.4307 (470-670) ≥18 (180)
1.4401 (510-710) ≥21 (205) 1020ºC-1120ºC 
Water Quenching
1.4404 (490-690) ≥19 (195)


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,

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Gold Verified Supplier
2Yrs
Verified Business License
Port of Shipment
Shanghai
Main Markets
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe, Central America, Northern Europe, Southern Europe, South Asia, Domestic Market
Location
Tianjin, China