Tolerance ±0.05mm
KINDS OF SUPPER DUPLEX STAINLESS STEEL PIPES WE CAN OFFER !
SUPER DUPLEX 2507 / UNS S32750 /duplex steel pipe .
1. pipe Standards: ASTM A815
2. steel Grade: .uns s32750 (F53) / 2507 / 1.4410
4. pipe Size: (6mm-530mm) OD X (1.00mm-20mm) WT X (4000-13000mm) LONG
5. Process method: Cold drawn, cold-rolling , seamless steel pipe
WHAT WE CAN DO OF STAINESS STEEL PIPE ?
Steel/ Super Duplex Stainless Steel Comparison Chart
| China GB |
ISO Unified Digital Code |
ASTM / ASME |
UNS code |
EN Code |
Company Commercial Grade |
| 022Cr23Ni4MoCuN |
S23043 |
S32304 |
S32304 |
1.4362 |
SAF2304 (Sandvik) |
| 022Cr22Ni5Mo3N |
S22253 |
S31803 |
S31803 |
1.4462 |
- |
| |
LDX2101 |
S32101 |
S32101 |
1.4162 |
- |
| 022Cr23Ni5Mo3N |
S22053 |
S32205 |
S32205 |
1.4462 |
SAF2205 (Sandvik) |
| 022Cr25Ni7Mo4N |
S25073 |
S32750 |
S32750 |
1.4410 |
SAF2507(Sandvik) |
| 022Cr25Ni7Mo3WCuN |
S22583 |
S31260 |
S31260 |
- |
- |
| 03Cr25Ni6Mo3Cu2N |
S25554 |
S32550 |
S32550 |
1.4507 |
UR52+ |
| 022Cr25Ni7Mo4WCuN |
S27603 |
S32760 |
S32760 |
1.4501 |
Zeron100 |
| 00Cr27Ni7Mo5N |
- |
S32707 |
S32707 |
- |
SAF2707(Sandvik) |
What are the characteristics of Duplex 2507?
High resistance to chloride stress corrosion cracking
High Strength
Superior resistance to chloride pitting and crevice corrosion
Good general corrosion resistance
Suggested for applications up to 600° F
Low rate of thermal expansion
Combination of properties given by austenitic and ferritic structure
Good weldability and workability
Chemical Composition, %
| Cr |
Ni |
Mo |
C |
N |
Mn |
| 24.0-26.0 |
6.0-8.0 |
3.0-5.0 |
0.030 Max |
.24-.32 |
1.20 Max |
| Si |
Cu |
P |
S |
Fe |
|
| 0.80 Max |
0.50 Max |
0.035 Max |
0.020 Max |
Balance |
|
In what applications is Duplex 2507 used?
Desalination Equipment
Chemical process pressure vessels, piping and heat exchangers
Marine Applications
Flue Gas Scrubbing Equipment
Pulp & Paper Mill Equipment
Offshore Oil production/technology
Oil and gas industry equipment
ASTM Specifications
| Pipe Smls |
Pipe Welded |
Tube Smls |
Tube Welded |
Sheet/Plate |
Bar |
Flanges & Fittings |
| A790 |
A790 |
A789 |
A789 |
A240 |
A276 |
A182 |
Mechanical Properties
Specified Tensile Properties, Plate ASTM A240
| Ultimate Tensile Strength, ksi Minimum |
.2% Yield Strength, ksi Minimum |
% Elongation Min. |
|
| 116 |
80 |
15 |
310 |
GUANGZHOU KINGMETAL STEEL INDUSTRY CO., LTD. is an Industry Group Company. It is a professional company in designing,
producing and selling steel pipe, pipe fittings, flanges, valves . We have our own big factories with modern machine line to make high
quality products, which is mainly to be exported to oversea markets.
We are pure-hearted and awaiting for your kind attention to our company.
Audited Supplier 
){kind=link}