Kondisyon chimik yo

Steel Klas	Fraksyon mas, % ki baze sou chalè ak analiz pwodwi a,g
	C	Mn	P	S	V	Nb	Ti
	max b	max b	max	max	max	max	max
Tiyo san pwoblèm
A	0.22	0.9	0.3	0.3	–	–	–
B	0.28	1.2	0.3	0.3	c,d	c,d	d
X42	0.28	1.3	0.3	0.3	d	d	d
X46	0.28	1.4	0.3	0.3	d	d	d
X52	0.28	1.4	0.3	0.3	d	d	d
X56	0.28	1.4	0.3	0.3	d	d	d
X60	0.28 e	1.40 e	0.3	0.3	f	f	f
X65	0.28 e	1.40 e	0.3	0.3	f	f	f
X70	0.28 e	1.40 e	0.3	0.3	f	f	f
Tiyo soude
A	0.22	0.9	0.3	0.3	–	–	–
B	0.26	1.2	0.3	0.3	c,d	c,d	d
X42	0.26	1.3	0.3	0.3	d	d	d
X46	0.26	1.4	0.3	0.3	d	d	d
X52	0.26	1.4	0.3	0.3	d	d	d
X56	0.26	1.4	0.3	0.3	d	d	d
X60	0.26 e	1.40 e	0.3	0.3	f	f	f
X65	0.26 e	1.45 e	0.3	0.3	f	f	f
X70	0.26e	1.65 e	0.3	0.3	f	f	f
a. Cu Mwens pase oswa egal a=0.50% Ni; Mwens pase oswa egal a 0.50%; Cr Mwens pase oswa egal a 0.50%; ak Mo mwens pase oswa egal a 0.15%, b. Pou chak rediksyon 0.01% pi ba pase konsantrasyon maksimòm espesifye pou kabòn, yon ogmantasyon de 0.05% pi wo pase konsantrasyon maksimòm espesifye pou Mn akseptab, jiska yon maksimòm 1.65% pou klas ki pi gran pase oswa egal a L245 oswa B, men mwens pase oswa egal a L360 oswa X52; jiska yon maksimòm 1.75% pou klas > L360 oswa X52, men < L485 oswa X70; ak jiska yon maksimòm 2.00% pou klas L485 oswa X70., c. Sòf si yo dakò otreman NB + V Mwens pase oswa egal a 0.06%, d. Nb + V + TI Mwens pase oswa egal a 0.15%, e. Sòf si yo dakò otreman., f. Sòf si yo dakò otreman, NB + V=Ti Mwens pase oswa egal a 0.15%, g. Pa gen okenn adisyon ekspre nan B pèmèt ak B rezidyèl la mwens pase oswa egal a 0.001%

Pwopriyete mekanik

Tiyo Klas	Pwopriyete Tensile - Kò tiyo SMLS ak tiyo soude PSL 1			Couture nan tiyo soude
	Fòs Sede a	Fòs Tensile a	Elongasyon	Fòs Tensile b
	Rt0,5 PSI Min	Rm PSI Min	(nan 2 nan Af % min)	Rm PSI Min
A	30,500	48,600	c	48,600
B	35,500	60,200	c	60,200
X42	42,100	60,200	c	60,200
X46	46,400	63,100	c	63,100
X52	52,200	66,700	c	66,700
X56	56,600	71,100	c	71,100
X60	60,200	75,400	c	75,400
X65	65,300	77,500	c	77,500
X70	70,300	82,700	c	82,700

API5L GRB pipe3

Tiyo Klas	Pwopriyete Tensile - Kò tiyo SMLS ak tiyo soude PSL 2						Couture nan tiyo soude
	Fòs Sede a		Fòs Tensile a		Pwopòsyon a, c	Elongasyon	Fòs rupture d
	Rt0,5 PSI Min		Rm PSI Min		R10,5IRm	(nan 2 pous)	Rm (psi)
						Af %
	Minimòm	Maksimòm	Minimòm	Maksimòm	Maksimòm	Minimòm	Minimòm
BR, BN, BQ, BM	35,500	65,300	60,200	95,000	0.93	f	60,200
X42,X42R,X2Q,X42M	42,100	71,800	60,200	95,000	0.93	f	60,200
X46N,X46Q,X46M	46,400	76,100	63,100	95,000	0.93	f	63,100
X52N,X52Q,X52M	52,200	76,900	66,700	110,200	0.93	f	66,700
X56N,X56Q,X56M	56,600	79,000	71,100	110,200	0.93	f	71,100
X60N,X60Q,S60M	60,200	81,900	75,400	110,200	0.93	f	75,400
X65Q,X65M	65,300	87,000	77,600	110,200	0.93	f	76,600
X70Q,X65M	70,300	92,100	82,700	110,200	0.93	f	82,700
X80Q,X80M	80,.500	102,300	90,600	119,700	0.93	f	90,60