ASTM A213 TP310S Stainless Steel Seamless Tube
A213 TP310S is a brand of the ASTM A213 standard. ASTM A213 TP310S for Heat-Exchanger Stainless Tubes.ASTM A213 TP310S for Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Stainless Tubes.
Description
ASTM A312 TP321H Stainless Steel Pipe
ASTM A312 TP321H Steel Pipe for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
A312 TP321H is a brand of the ASTM A312 Standard.
ASTM A312 TP321H Stainless Steel Pipe Dimensional Range & Specification
Outside Diameter ：16-228mm
Wall thickness：0.4mm——30mm
Length：6000mm、12000m or specified length as required.
ASTM A312 TP321H Stainless Steel Pipe Chemical Composition(%)
| A312 Grade | UNS | C | Mn | P | S | Si | Cr | Ni | N |
| TP321H | S32109 | 0.04-0.10 | ≤2.00 | ≤0.045 | ≤0.030 | ≤1.00 | 17.0-19.0 | 9.0-12.0 | ≤0.10 |
ASTM A312 TP321H Stainless Steel Pipe Mechanical & Physical Properties
| A312 Grade | Heat Treatment | Temperure Min.℉（℃） | Tensile Strength Ksi(MPa) | Yield Strength Ksi(MPa) | Elongation |
| TP321H | Solution | Cold:2000(1100) | ≥75(515) | ≥30(205) | ≥35 |
| Hot:1925(1050) |
Surface Condition
Pickling or shot blasting, Passivated, Black Phosphating.
Tests and Inspection Of ASTM A312 TP321H Stainless Steel Pipe
Flattening Test,Flaring Test,Hardness Test,Hydrostatic or Nondestruction Electric Test ( Eddy Current and Ultrasonic Testing)
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, Transverse-guided face bend 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)
Tolerance for ASTM A312 TP321H Stainless Steel Pipe
Outside Diamete Tolerance of ASTM A312 TP321H Stainless Steel Pipe
| NPS | ASTM A312 TP321H OD Tolerance | ||||||||
| + | – | ||||||||
| inch | mm | inch | mm | ||||||
| 1/8-1 1/2 | 1/64(0.015) | 0.4 | 1/32(0.031) | 0.8 | |||||
| ＞1 1/2-4 | 1/32(0.031) | 0.8 | 1/32(0.031) | 0.8 | |||||
| ＞4-8 | 1/16(0.062) | 1.6 | 1/32(0.031) | 0.8 | |||||
| ＞8-18 | 3/32(0.093) | 2.4 | 1/32(0.031) | 0.8 | |||||
| ＞18-26 | 1/8(0.125) | 3.2 | 1/32(0.031) | 0.8 | |||||
| ＞26-34 | 5/32(0.156) | 4 | 1/32(0.031) | 0.8 | |||||
| ＞34-48 | 3/16(0.187) | 4.8 | 1/32(0.031) | 0.8 | |||||
Wall thickness Tolerance of ASTM A312 TP321H Stainless Steel Pipe
| NPS | ASTM A312 TP321H WT Tolerance | ||||||||
| + | – | ||||||||
| 1/8-2 1/2 | 20 | 12.5 | |||||||
| 3-18,T/D≤5% | 22.5 | 12.5 | |||||||
| 3-18，T/D＞5% | 15 | 12.5 | |||||||
| ≥20，welded | 17.5 | 12.5 | |||||||
| ≥20,seamless,T/D≤5% | 22.5 | 12.5 | |||||||
| ≥20,seamless,T/D＞5% | 15 | 12.5 | |||||||
Our Dervice Of ASTM A312 TP321H Stainless Steel Pipe
- 1.The length of the pipe can be either standard or customized
- 2.Plain end or beveled end can be made as customers’ requirements plastic caps will be used to protect the pipe from damage and dust.
- 3.If you requirements call for custom coatings or special surface preparation,just let us know.
- 4.Beite steel pipe’ stainless steel pipe inventory includes many hard-to-find size and grades as well as all common stainless steel pipe grades and size.