Seamless Stainless Steel Tubing ,321H ,X8CrNiTi18-10 ,1.4878, 1
inch ,1.25 inch ,1.5 inch ,2 inch ,
Zheheng steel deal with 321H ,X8CrNiTi18-10 ,1.4878, 321H Seamless Stainless Steel Tubing has different names in different standards, the European standard
is 1.4878, the chemical conforms to X8CrNiTi18-10 , and in the American standard we are generally called 321H ,
referred to as ,321H Seamless Stainless Steel Tubing. Zheheng steel is a Chinese company specializing in the production
of various 5 inch 6 inch 7 inchh , 321H austenitic stainless steel seamless
tubing. The products are strictly in accordance with the American
standard. European standard, Japanese standard implementation.
Product description :
Product name :321H Seamless Stainless Steel Tubing ,321H ,X8CrNiTi18-10 ,1.4878
Brand name :zheheng
size:3 inch ,1 inch ,1.25 inch ,1.5 inch ,2 inch ,
Material: :321H ,X8CrNiTi18-10 ,1.4878
Length: 6000mm or as random length.
Standard:ASTM 269 ,and other EN standard.
Surface :Pickling,
Certificate :BV, ,PED, ISO9001
Packing :plastic packing ,
Shipment :By sea,FCL,
Test:Leak Tightness Test ,Non-destructive Test (NDT)
Delivery time : 15-- 60 days ( it is up to quantity and the
specification )
Application :
321H stainless steel seamless tubing is used in field open-air
machines for chemical, coal and petroleum industries with high
resistance to intergranular corrosion, heat-resistant parts for
building materials and parts with difficult heat treatment.
A269 TP321H Stainless steel seamless tubing Chemical Composition
(Unit %) according to ASTM standard :
| Grade | A213 TP321H |
| UNS Grade | S32109 |
| Carbon % Max | 0.04-0.1 |
| Manganese % | 2 |
| Phosphorus % Max | 0.045 |
| Sulfur % Max | 0.03 |
| Silicon % Max | 1 |
| Chromium % | 17.00-19.00 |
| Nickel % | 9.0-12.0 |
| Molybdenum % | … |
| Nitrogen % Max | … |
| Niobium % | … |
| Titanium % | 4*(C+N)-0.7 |
| Others Elements % | … |
A269TP321H Tensile for seamless stainless steel tubing Hardness
Requirement ；
| Stainless Pipe Grade | A213 TP321H |
| UNS Grade | S32109 |
| Tensile Strength Mpa | 515 |
| Yield Strength Mpa | 205 |
| Elongation % | 35 |
| Hardness Brinell HBW max | 192 |
| Hardness Vickers HV max | 200 |
| Hardness Rockwell HRB max | 90 |
Our Inspection and Test Procedure:
| 1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material |
| 2.100% Dimension & Visual Examination |
| 3. Mechanical Properties Test Include Tension Test,Flaring Test
(For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube),
Hardness Test ,Reversed Flattening Test |
| 4.100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT) |
| 5.Radiographic Test for Welded Pipe (shall be accordance with
specification,or shall be as agreed upon between the purchaser and
vendor) |
| 6.Straightness Test (optional) |
| 7.Roughness Test (optional) |
| 8.Intergranular Corrosion Test(optional) |
| 9.Impact Test (optional) |
| 10.Grain Size Determinations (optional) |
| NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN
REPORTS ACCORDING TO STANDARD AND SPECIFICATION. |
our products Austenitic Seamless Stainless Steel Tubing ,321H
,X8CrNiTi18-10 ,1.4878 packing show:
