TP 321 / 321H Seamless Stainless Steel Pipe DN200 Big Size For Oil Industry
TP321 / 321H Stainless Steel Seamless Pipe, DN200 Big Size For Oil Industry
Specifications :
| DN | NPS(Inch) | D(mm) | SCH5S | SCH10S | SCH40S | STD | SCH40 | SCH80 | XS | SCH80S | SCH160 | XXS |
| 6 | 1/8 | 10.30 | - | 1.24 | 1.73 | 1.73 | 1.73 | 2.41 | 2.41 | 2.41 | - | - |
| 8 | 1/4 | 13.70 | - | 1.65 | 2.24 | 2.24 | 2.24 | 3.02 | 3.02 | 3.02 | - | - |
| 10 | 3/8 | 17.10 | - | 1.65 | 2.31 | 2.31 | 2.31 | 3.20 | 3.20 | 3.20 | - | - |
| 15 | 1/2 | 21.30 | 1.65 | 2.11 | 2.77 | 2.77 | 2.77 | 3.73 | 3.73 | 3.73 | 4.78 | 7.47 |
| 20 | 3/4 | 26.70 | 1.65 | 2.11 | 2.87 | 2.87 | 2.87 | 3.91 | 3.91 | 3.91 | 5.56 | 7.82 |
| 25 | 1 | 33.40 | 1.65 | 2.77 | 3.38 | 3.38 | 3.38 | 4.55 | 4.55 | 4.55 | 6.35 | 9.09 |
| 32 | 1 1/4 | 42.20 | 1.65 | 2.77 | 3.56 | 3.56 | 3.56 | 4.85 | 4.85 | 4.85 | 6.35 | 9.70 |
| 40 | 1 1/2 | 48.30 | 1.65 | 2.77 | 3.68 | 3.68 | 3.68 | 5.08 | 5.08 | 5.08 | 7.14 | 10.15 |
| 50 | 2 | 60.30 | 1.65 | 2.77 | 3.91 | 3.91 | 3.91 | 5.54 | 5.54 | 5.54 | 8.74 | 11.07 |
| 65 | 2 1/2 | 73.00 | 2.11 | 3.05 | 5.16 | 5.16 | 5.16 | 7.01 | 7.01 | 7.01 | 9.53 | 14.02 |
| 80 | 3 | 88.90 | 2.11 | 3.05 | 5.49 | 5.49 | 5.49 | 7.62 | 7.62 | 7.62 | 11.13 | 15.24 |
| 90 | 3 1/2 | 101.60 | 2.11 | 3.05 | 5.74 | 5.74 | 5.74 | 8.08 | 8.08 | 8.08 | - | - |
| 100 | 4 | 114.30 | 2.11 | 3.05 | 6.02 | 6.02 | 6.02 | 8.56 | 8.56 | 8.56 | 13.49 | 17.12 |
| 125 | 5 | 141.30 | 2.77 | 3.40 | 6.55 | 6.55 | 6.55 | 9.53 | 9.53 | 9.53 | 15.88 | 19.05 |
| 150 | 6 | 168.30 | 2.77 | 3.40 | 7.11 | 7.11 | 7.11 | 10.97 | 10.97 | 10.97 | 18.26 | 21.95 |
| 200 | 8 | 219.10 | 2.77 | 3.76 | 8.18 | 8.18 | 8.18 | 12.70 | 12.70 | 12.70 | 23.01 | 22.23 |
| 250 | 10 | 273.10 | 3.40 | 4.19 | 9.27 | 9.27 | 9.27 | 15.09 | 12.70 | 12.70 | 28.58 | 25.40 |
Chemical Composition
| C(max) | Si(max) | Mn(max) | P(max) | S(max) | Cr | Ni | Mo | Ti | |
| TP304/1.4301 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-10.5 | ||
| TP304L/1.4307 | 0.035 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | ||
| TP304H/1.4948 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 8.0-12.0 | ||
| TP316/1.4401 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |
| TP316L/1.4404 | 0.035 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | |
| TP316Ti/1.4571 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 0.7>5x(C+N) |
| TP321/1.4541 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 17.0-19.0 | 9.0-12.0 | 0.7>5x(C+N) | |
| TP317L/1.4449 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 18.0-20.0 | 11.0-14.0 | 3.0-4.0 | |
| TP347H/1.4912 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.030 | 17.0-19.0 | 9.0-13.0 | ||
| TP309S/1.4833 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 22.0-24.0 | 12.0-15.0 | 0.75 | |
| TP310S/1.4845 | 0.080 | 1.00 | 2.00 | 0.045 | 0.030 | 24.0-26.0 | 19.0-22.0 | 0.75 |
Application
a) For fluid & gas transport
b) Structure & machining etc
Advantages
a) Advanced technology of cold draw machine
b) Advanced annealing machine
c) Better mechanical property
d) More precise dimension
e) Perfect inspection method and inspection equipment etc
MTSCO has been dedicated to producing seamless stainless steel pipe since 2003 , owning complete producing technology and abundant managing experience . Our raw material such as mother tube , round bar we use is from Chinese biggest and well known steel mill : Walsin , Yongxing etc . And We have advanced NDT equipments for the tests such as Eddy Current test, Ultrasonic test , Hydraulic test and so on . We have ISO 9001 and PED certificate , and the Third Party Inspection Certificates such as TUV , BV , Lloyd’s , SGS , etc , also can be provided according to customers’ requirements .
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.