小口径高压合金钢管的主要化学成分

标准	牌号	化学成分（％）
		C	Si	Mn	P	S	Cr	Mo	Cu	Ni
GB3087	10	0.07-0.13	0.17-0.37	0.38-0.65	≤0.030	≤0.030	0.3-0.65	/	≤0.25	≤0.30
	20	0.17-0.23	0.17-0.37	0.38-0.65	≤0.030	≤0.030	0.3-0.65	/	≤0.25	≤0.30
GB5310	20G	0.17-0.24	0.17-0.37	0.35-0.65	≤0.030	≤0.030	≤0.25	≤0.15	≤0.20	≤0.25
	20MnG	0.17-0.24	0.17-0.37	0.70-1.00	≤0.030	≤0.030	≤0.25	≤0.15	≤0.20	≤0.25
	25MnG	0.18-0.24	0.17-0.37	0.80-1.10	≤0.030	≤0.030	≤0.25	≤0.15	≤0.20	≤0.25
	15CrMo	0.12-0.18	0.17-0.37	0.40-0.70	≤0.030	≤0.030	0.80-1.10	0.40-0.55	≤0.20	≤0.30
	12Cr2MoG	0.08-0.15	≤0.50	0.40-0.70	≤0.030	≤0.030	2.00-2.50	0.90-1.20	≤0.20	≤0.30
	12Cr1MoV	0.08-0.15	0.17-0.37	0.40-0.70	≤0.030	≤0.030	0.90-1.20	0.25-0.35	≤0.20	≤0.30
	12Cr2MoWVTiB	0.08-0.15	0.45-0.75	0.45-0.65	≤0.030	≤0.030	1.60-2.10	0.50-0.65	≤0.20	≤0.30
	10Cr9Mo1VNb	0.08-0.12	0.20-0.50	0.30-0.60	≤0.020	≤0.010	8.00-9.50	0.85-1.05	≤0.20	≤0.40
ASME SA210	SA210A-1	0.13-0.19	≥0.1	0.45-0.65	≤0.030	≤0.030
	SA210C	0.18-0.24	≥0.1	0.80-1.10	≤0.030	≤0.030
ASME SA213	SA213 T11	0.05-0.15	0.50-1.0	0.30-0.60	≤0.030	≤0.030	1.00-1.50	0.50-1.00
	SA213 T12	0.05-0.15	≤0.50	0.30-0.61	≤0.030	≤0.030	0.80-1.25	0.44-0.65
	SA213 T22	0.05-0.15	≤0.50	0.30-0.60	≤0.030	≤0.010	1.90-2.60	0.87-1.13
	SA213 T23	0.04-0.10	≤0.50	0.10-0.60	≤0.030	≤0.030	1.90-2.60	0.05-0.30
	SA213 T91	0.08-0.12	0.20-0.50	0.30-0.60	≤0.020	≤0.010	8.00-9.50	0.85-1.05		≤0.40
	SA213 T92	0.07-0.13	≤0.50	0.30-0.60	≤0.020	≤0.010	8.50-9.50	0.30-0.60		≤0.40
DIN 17175	ST45.8/Ⅲ	≤0.21	0.10-0.35	0.40-1.20	≤0.040	≤0.040
	15Mo3	0.12-0.20	0.10-0.35	0.40-0.80	≤0.035	≤0.035		0.25-0.35
	13CrMo44	0.10-0.18	0.10-0.35	0.40-0.70	≤0.035	≤0.035	0.70-1.10	0.45-0.65
	10CrMo910	0.08-0.15	≤0.50	0.30-0.70	≤0.025	≤0.020	2.00-2.50	0.90-1.10	≤0.30	≤0.30