2304,2205.2507...For petrochemical and natural gas, marine engineering and shipbuilding, pulp and paper, energy and environmental protection, const
Duplex Stainless Steel Pipe Application
Chemical processing, Transport and Storage.
Oil and gas exploration and offshore rigs.
Oil and gas refining.
Marine environments.
Pollution control equipment.
Pulp and paper manufacturing
Chemical process Plant
Chemical Composition of A358 TP321
| Grade |
C max |
Si max |
Mn max |
P max |
S max |
Cr | Ni | Mo | N |
| UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 |
| UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 |
| UNS S31500 | 0.030 | 1.0 | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 |

FAQ
Q: Are you trading company or manufacturer ?
A: We are professional manufacturer for steel pipe, and our company also is a very professional a trade company for steel
products.we can also provide a wide range of steel products.
Q: Will you delivery the goods on time?
A: Yes,we promise to provide best quality products and delivery on time .Honesty is our company's tenet.
Q: Do you provide samples ? is it free or extra ?
A: The sample could can provide for customer with free,but the courier freight will be covered by customer account.
Q: Do you accept the third party inspection?
A: Yes absolutely we accept.
Q: How could you guarantee your products?
A: Each piece of products is manufactured by certified workshops, inspected by DongFang piece by piece according to national QA/QC standard. We also could issue the warranty to customer to guarantee the quality.
Q: How do we trust your company?
A: We specialise in steel business for years, headquarter locates in Wuxi, Jiangsu province, you are welcome to investigate in any ways.
Q: How can I get your quotation as soon as possible?
A: The email and fax will be checked within 24 hours,meanwhile,the Skype,Wechat and WhatsApp will be online in 24 hours.Please send us your requirement and order information,specification(Steel grade,size,quantity,destination port),we will work out a best price soon.