Application The material P91 / T91 / X10CrMoVNb9-1 is especially suited for steam boiler, boiler parts, boiler drum, pressure vessel for the apparatus engineering and similar purposes. Standard Name Material No. ASTM A335 P91 K91560 ASTM SA213 T91 K90901 EN 10216-2 X10CrMoVNb9-1 1.4903 Package 1. Bundle package 2. Bevelled end or plain end  3. Painting varnish coating  4. PVC covered and both ends capped Our Services: Third Party inspection acceptable. such as SGS, BV etc. Supplying financial support with usance L/C 180 days after B/L date. Mill test certificates will be issued according to EN10204/3.1B Contact Us: Shanghai Unite Steel Phone: 86-15121067826 Skype: samsonhuang22 Email: samsonhuang@gaslinepipe.com Tel: 86-21-35316960 Fax: 86-21-35316961 Add: Room 1109, No. 275-8 Guoding East Road, Shanghai 200433, China Web: http://www.gaslinepipe.com/ Tag: ASTM A335, ASTM SA213, EN 10216-2, P91 steel pipe, T91 Steel Pipe, Boiler tube, steel tube, seamless tube, steel pipe, heat exchanger, boiler, P91, T91, X10CrMoVNb9-1, cold drawn tube, boiler industry.

1. ASTM A335 P91 Seamless Alloy Steel Pipe for High Temperature Service
Application
The material P91 / T91 / X10CrMoVNb9-1 is especially suited for steam boiler, boiler parts, boiler drum,
pressure vessel for the apparatus engineering and similar purposes.
Standard Name Material No.
ASTM A335 P91 K91560
ASTM SA213 T91 K90901
EN 10216-2 X10CrMoVNb9-1 1.4903
Specifications
Outer diameter Wall thickness Length
12.7 -1200 1.0-200 Not more than 12 m
Chemical composition (Heat analysis in %)
Name C Si Mn P S Al
P91 0,08-0,12 0,20-0,50 0,30-0,60 ≤0,020 ≤0,010 ≤0,040
T91 0,07-0,25 0,20-0,50 0,30-0,60 ≤0,020 ≤0,010 ≤0,02
X10CrMoVNb9-1 0,08-0,12 0,20-0,50 0,30-0,60 ≤0,020 ≤0,010 ≤0,040
Name Cr Mo Ni V N others
P91 8,0-9,50 0,85-1,05 ≤0,40 0,18-0,25 0,030-0,070 Nb 0,06-0,10
T91 8,0-9,50 0,85-1,05 ≤0,40 0,18-0,25 0,030-0,070 Nb 0,06-0,10
X10CrMoVNb9-1 8,0-9,50 0,85-1,05 ≤0,40 0,18-0,25 0,030-0,070
Nb 0,06-0,10
Cu≤0,30
Mechanical properties at room temperature
Material
Usual
Delivery
condition
Yield /proof
strength
Rp0,2
Tensile
strength Rm Elongation A Temperature 20°C
Impact energy KV
N/mm² min. N/mm² % min J min
P91 +NT 415 ≤585 20 (13) Hardness max. 25 HRC
T91 +NT 415 ≤585 20 (13) Hardness max. 25 HRC
X10CrMoVNb9-1 +NT 450 620-850 19 17 40 27
Package
1. Bundle package
2. Bevelled end or plain end
3. Painting varnish coating
4. PVC covered and both ends capped
Our Services:
Third Party inspection acceptable. such as SGS, BV etc.
Supplying financial support with usance L/C 180 days after B/L date.
Mill test certificates will be issued according to EN10204/3.1B
Contact Us:

2. Shanghai Unite Steel
Phone: 86-15121067826
Skype: samsonhuang22
Email: samsonhuang@gaslinepipe.com
Tel: 86-21-35316960 Fax: 86-21-35316961
Add: Room 1109, No. 275-8 Guoding East Road, Shanghai 200433, China
Web: http://www.gaslinepipe.com/
Tag: ASTM A335, ASTM SA213, EN 10216-2, P91 steel pipe, T91 Steel Pipe, Boiler tube, steel
tube, seamless tube, steel pipe, heat exchanger, boiler, P91, T91, X10CrMoVNb9-1, cold drawn
tube, boiler industry.
ISO 9001: 2008