L245 pipeline ,8-1240×1-200mm, API SPEC standard, mainly used for gas, water and oil transportation in the natural gas industry.
API SPEC 5L GB/T9711.1 GB/T9711.2
L245 Pipeline SteelPipe specification
8-1240×1-200mm, American standard specification: 1/4 "-28",13.7-711.2mm
L245 pipeline steel, existing in the workshop;60, 90 punch, six cold-dialing production lines and one hot-rolling production line, mainly producing 20mm -- 127mm cold-rolled seamless steel pipe with outer diameter;The two are 325MMASSRL pipe rolling machine, the largest three-roll pipe rolling machine in China, the use of mandrels pre-penetration and limited movement of small circulation, three computer control automation system, have reached the international advanced level, the main production of outer diameter 133mm-1020mm, wall thickness 16mm-300mm, diameter accuracy ±0.5%, wall thickness accuracy ±5% hot rolled thick wall seamless steel pipe.
The technical composition of L245 Pipeline Steel seamless steel pipe and welded pipe as bellow
Steel Grade |
Mass fraction, % based on heat and product analyses Carbon Equiv a |
||||||||||
C |
Si |
Mn |
P |
S |
V |
Nb |
Ti |
Other |
CE IIW |
CE Pcm |
|
max b |
max |
max b |
max |
max |
max |
max |
max |
max |
max |
||
Seamless and Welded Pipe |
|||||||||||
BR |
0.24 |
0.4 |
1.2 |
0.025 |
0.015 |
c |
c |
0.04 |
e,l |
0.43 |
0.25 |
X42R |
0.24 |
0.4 |
1.2 |
0.025 |
0.015 |
0.06 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
BN |
0.24 |
0.4 |
1.2 |
0.025 |
0.015 |
c |
c |
0.04 |
e,l |
0.43 |
0.25 |
X42N |
0.24 |
0.4 |
1.2 |
0.025 |
0.015 |
0.06 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X46N |
0.24 |
0.4 |
1.4 |
0.025 |
0.015 |
0.07 |
0.05 |
0.04 |
d,e,l |
0.43 |
0.25 |
X52N |
0.24 |
0.45 |
1.4 |
0.025 |
0.015 |
0.1 |
0.05 |
0.04 |
d,e,l |
0.43 |
0.25 |
X56N |
0.24 |
0.45 |
1.4 |
0.025 |
0.015 |
0.10f |
0.05 |
0.04 |
d,e,l |
0.43 |
0.25 |
X60N |
0.24f |
0.45f |
1.40f |
0.025 |
0.015 |
0.10f |
0.05f |
0.04f |
g,h,l |
As agreed |
|
BQ |
0.18 |
0.45 |
1.4 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X42Q |
0.18 |
0.45 |
1.4 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X46Q |
0.18 |
0.45 |
1.4 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X52Q |
0.18 |
0.45 |
1.5 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X56Q |
0.18 |
0.45f |
1.5 |
0.025 |
0.015 |
0.07 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X60Q |
0.18f |
0.45f |
1.70f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X65Q |
0.18f |
0.45f |
1.70f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X70Q |
0.18f |
0.45f |
1.80f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X80Q |
0.18f |
0.45f |
1.90f |
0.025 |
0.015 |
g |
g |
g |
i,j |
As agreed |
|
X90Q |
0.16f |
0.45f |
1.9 |
0.02 |
0.01 |
g |
g |
g |
j,k |
As agreed |
|
X100Q |
0.16f |
0.45f |
1.9 |
0.02 |
0.01 |
g |
g |
g |
j,k |
As agreed |
|
Welded Pipe |
|||||||||||
BM |
0.22 |
0.45 |
1.2 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X42M |
0.22 |
0.45 |
1.3 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X46M |
0.22 |
0.45 |
1.3 |
0.025 |
0.015 |
0.05 |
0.05 |
0.04 |
e,l |
0.43 |
0.25 |
X52M |
0.22 |
0.45 |
1.4 |
0.025 |
0.015 |
d |
d |
d |
e,l |
0.43 |
0.25 |
X56M |
0.22 |
0.45f |
1.4 |
0.025 |
0.015 |
d |
d |
d |
e,l |
0.43 |
0.25 |
X60M |
0.12f |
0.45f |
1.60f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X65M |
0.12f |
0.45f |
1.60f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X70M |
0.12f |
0.45f |
1.70f |
0.025 |
0.015 |
g |
g |
g |
h,l |
0.43 |
0.25 |
X80M |
0.12f |
0.45f |
1.85f |
0.025 |
0.015 |
g |
g |
g |
i,j |
.043f |
0.25 |
X90M |
0.1 |
0.55f |
2.10f |
0.02 |
0.01 |
g |
g |
g |
i,j |
– |
0.25 |
X100M |
0.1 |
0.55f |
2.10f |
0.02 |
0.01 |
g |
g |
g |
i,j |
– |
0.25 |
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Xi 'an shun &gold company steel co LTD Is located in xi 'an lotus lake district, is a long engaged in stainless steel wholesale, processing, sale, distribution as one of professional company, the company adhere to customer first, practical since its production, the principle of win-win cooperation, sharing success, sincere to the letter management principle, professional and efficient work style, passion to win-win cooperation with customers.
E-mail:
http://www.sjhsteel.com/