15Mo3 Seamless steel pipe Thickness 1-25mm Outer diameter 10-480mm Material : 12CrMo API K55, N8.

  chemical constitution:

No.		chemical constitution (%)
Standard No.	Steel No.	C	Mn	Si	Cr	Mo	V	S	P
GB5310	12CrMo	0.08~0.15	0.40~0.70	0.17~0.37	0.40~0.70	0.40~0.55		≤ 0.035	≤ 0.035
	15CrMo	0.12~0.18	0.40~0.70	0.17~0.37	0.80~1.10	0.40~0.55		≤ 0.035	≤ 0.035
	12Cr1MoV	0.08~0.15	0.40~0.70	0.17~0.37	0.90~1.20	0.25~0.35	0.15~0.30	≤ 0.035	≤ 0.035
	12Cr2Mo	0.08~0.15	0.40~0.70	≤ 0.50	2.00~2.50	0.90~1.20		≤ 0.035	≤ 0.035
ASTM A335	P1	0.10~0.20	0.30~0.80	0.10~0.50		0.44~0.65		≤ 0.045	≤ 0.045
	P11	≤ 0.15	0.30~0.60	0.50~1.00	1.00~1.50	0.44~0.65		≤ 0.030	≤ 0.030
	P12	≤ 0.15	0.30~0.61	≤ 0.50	0.80~1.25	0.44~0.65		≤ 0.045	≤ 0.045
	P2	0.10~0.20	0.30~0.61	0.10~0.30	0.50~0.81	0.44~0.65		≤ 0.045	≤ 0.045
	P22	≤ 0.15	0.30~0.60	≤ 0.50	1.90~2.60	0.87~1.13		≤ 0.030	≤ 0.030
	P5	≤ 0.15	0.30~0.60	≤ 0.50	4.00~6.00	0.45~0.65		≤ 0.030	≤ 0.030
	P9	≤ 0.15	0.30~0.60	0.25~1.00	8.00~10.00	0.90~1.10		≤ 0.030	≤ 0.030
DIN17175	19Mn5	0.17~0.22	1.00~1.30	0.30~0.60	≤ 0.30			≤ 0.04	≤ 0.04
	13CrMo44	0.10~0.18	0.40~0.70	0.10~0.35	0.70~1.10	0.45~0.65		≤ 0.035	≤ 0.035
	14MoV63	0.10~0.18	0.40~0.70	0.10~0.35	0.30~0.60	0.50~0.70	0.22~0.32	≤ 0.035	≤ 0.035
	10CrMo910	0.08~0.15	0.40~0.70	≤ 0.50	2.00~2.50	0.90~1.20		≤ 0.035	≤ 0.035
JIS G3458	STPA12	0.10~0.20	0.30~0.80	0.10~0.50		0.45~0.65		≤ 0.035	≤ 0.035
	STPA20	0.10~0.20	0.30~0.60	0.10~0.50	0.50~0.80	0.40~0.65		≤ 0.035	≤ 0.035
	STPA22	≤ 0.15	0.30~0.60	≤ 0.50	0.80~1.25	0.45~0.65		≤ 0.035	≤ 0.035
	STPA23	≤ 0.15	0.30~0.60	≤ 0.50	0.80~1.25	0.45~0.65		≤ 0.030	≤ 0.030
	STPA24	≤ 0.15	0.30~0.60	≤ 0.50	1.90~2.60	0.87~1.13		≤ 0.030	≤ 0.030
	STPA25	≤ 0.15	0.30~0.60	≤ 0.50	4.00~6.00	0.45~0.65		≤ 0.030	≤ 0.030
	STPA26	≤ 0.15	0.30~0.60	0.25~1.00	8.00~10.00	0.90~1.10		≤ 0.030	≤ 0.030
JIS G3462	STBA12	0.10~0.20	0.30~0.80	0.10~0.50		0.45~0.65		≤ 0.035	≤ 0.035
	STBA13	0.15~0.25	0.30~0.80	0.10~0.50		0.45~0.65		≤ 0.035	≤ 0.035
	STBA22	≤ 0.15	0.30~0.60	≤ 0.50	0.80~1.25	0.45~0.65		≤ 0.035	≤ 0.035
	STBA20	0.10~0.20	0.30~0.60	0.10~0.50	0.50~0.80	0.40~0.65		≤ 0.035	≤ 0.035
	STBA23	≤ 0.15	0.30~0.60	0.50~1.00	1.00~1.50	0.45~0.65		≤ 0.035	≤ 0.030

seamless alloy steel pipe and tube