API 5L SEAMLESS STEEL PIPE
1.                   Sizes: 21.3mm---609.6mm
2.                   Standard: API5L/ASTM A106/A53/EN10210/EN10208
3.                   Material: GR B/X42/X52/X70/S355/10#/20#
4.                   Surface: Bare/Black Painting/3PE/FBE
5.                   Third part inspection: SGS/BV etc
 
化学分析 Chemical Analysis(%)  | 
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产品  | 标准   | 等级  | 钢级  | C  | Si  | Mn  | P  | S  | V  | Nb  | 
Product  | Standard  | Class  | Grade  | max  | max  | max  | max  | max  | max  | max  | 
无缝钢管 SMLS  | API 5L  | PSL 1  | L245 B  | 0.28  | -  | 1.2  | 0.03  | 0.03  | -  | -  | 
L290 X42  | 0.28  | -  | 1.3  | 0.03  | 0.03  | -  | -  | 
L320 X46  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
L360 X52  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
L390 X56  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
L415 X60  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
L450 X65  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
L485 X70  | 0.28  | -  | 1.4  | 0.03  | 0.03  | -  | -  | 
PSL2  | L245N BN  | 0.24  | 0.4  | 1.2  | 0.025  | 0.015  | -  | -  | 
L290N X42N  | 0.24  | 0.4  | 1.2  | 0.025  | 0.015  | 0.06  | 0.05  | 
L320N X46N  | 0.24  | 0.4  | 1.4  | 0.025  | 0.015  | 0.07  | 0.05  | 
L360N X52N  | 0.24  | 0.45  | 1.4  | 0.025  | 0.015  | 0.1  | 0.05  | 
L390N X56N  | 0.24  | 0.45  | 1.4  | 0.025  | 0.015  | 0.1  | 0.05  | 
L415N X60N  | 0.24  | 0.45  | 1.4  | 0.025  | 0.015  | 0.1  | 0.05  | 
机械性能 Mechanical properties  | 
产品 Product  | 标准 Standard   | 等级 Class  | 钢级       Grade  | 
  | 屈服强度  | 抗拉强度  | 延伸率  | 屈强比  | 
Y.S  | T.S  | EL.  | Y/T  | 
Mpa  | Mpa  | %  | 
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无缝钢管 SMLS  | API 5L  | PSL 1  | L245 B  | Min  | 245  | 415  | c  | -  | 
L290 X42  | Min  | 290  | 415  | c  | -  | 
L320 X46  | Min  | 320  | 435  | c  | -  | 
L360 X52  | Min  | 360  | 460  | c  | -  | 
L390 X56  | Min  | 390  | 490  | c  | -  | 
L415 X60  | Min  | 415  | 520  | c  | -  | 
L450 X65  | Min  | 450  | 535  | c  | -  | 
L485 X70  | Min  | 485  | 570  | f  | -  | 
PSL 2  | L245N BN L245M BM  | Min  | 245  | 415  | f  | -  | 
Max  | 450  | 760  | f  | 0.93  | 
L290N X42N L290M X42M  | Min  | 290  | 415  | f  | -  | 
Max  | 495  | 760  | f  | 0.93  | 
L320N X46N L320M X46M  | Min  | 320  | 435  | f  | -  | 
Max  | 525  | 760  | f  | 0.93  | 
L360N X52N L360M X52M  | Min  | 360  | 460  | f  | -  | 
Max  | 530  | 760  | f  | 0.93  | 
L390N X56N L390M X56M  | Min  | 390  | 490  | f  | -  | 
Max  | 545  | 760  | f  | 0.93  | 
L415N X60N L415M X60M  | Min  | 415  | 520  | f  | -  | 
Max  | 565  | 760  | f  | 0.93  | 
L450Q X65Q L450M X65M  | Min  | 450  | 535  | f  | -  | 
Max  | 600  | 760  | f  | 0.93  | 
L485Q X70Q L485M X70M  | Min  | 485  | 570  | f  | -  | 
Max  | 635  | 760  | f  | 0.93  | 
L555Q X80Q L555M X80M  | Min  | 555  | 625  | f  | -  | 
Max  | 705  | 825  | f  | 0.93  |