東營(yíng)140*25無縫鋼管多少錢一米|東營(yíng)厚壁無縫鋼管價(jià)格

東營(yíng)140*25無縫鋼管多少錢一米|東營(yíng)厚壁無縫鋼管價(jià)格

89x12	146x30	194x35	245x50	377x20
89x20	159x18	194x40	245x55	377x25
89x26	159x22	194x50	273x20	377x30
89x30	159x25	219x20	273x22	377x35
108x16	159x30	219x25	273x25	377x40
108x20	159x35	219x28	273x28	377x45
108x26	159x40	219x30	273x30	377x50
108x30	168x20	219x35	273x32	377x55
114x18	168x25	219x40	273x35	377x60
114x22	168x28	219x45	273x40	406x20
114x28	168x30	219x48	273x45	406x26
133x18	168x35	219x50	273x50	406x32
133x22	168x40	203x20	273x55	406x40
133x26	180x16	203x30	325x20	426x20
133x30	180x20	203x40	325x25	426x25
140x20	180x25	245x20	325x30	426x30
140x25	180x30	245x25	325x35	426x35
140x28	180x35	245x28	325x40	426x40
140x32	180x40	245x30	325x45	426x50
140x40	194x18	245x35	325x50	426x60
146x20	194x24	245x40	325x55
146x25	194x30	245x45	325x60

結(jié)構(gòu)用無縫鋼管

鋼管種類	外徑(D)		鋼管壁厚(S)
冷拔管	鋼管外徑(mm)	允許偏差(mm)	鋼管壁厚(mm)	允許偏差(mm)
	＞30-50	±0.3	≤30	±10%
	＞50-219	±0.8%
熱軋管	＞219	±1.0%	＞20	±10%

標(biāo)準(zhǔn)	牌號(hào)	抗拉強(qiáng)度(MPa)	屈服強(qiáng)度(MPa)	伸長(zhǎng)率(%)
GB/T8162	10	≥335	≥205	≥24
	20	≥390	≥245	≥20
	35	≥510	≥305	≥17
	45	≥590	≥335	≥14
	Q345	≥490	≥325	≥21
	15CrMo	≥440	≥295	≥22
	12Cr1MoV	≥490	≥245	≥22
ASTM A53 ASME SA53	A	≥330	≥205	查看ASTM A53的表 查看ASME SA53的表
	B	≥415	≥240

標(biāo)準(zhǔn)	牌號(hào)	化學(xué)成分(%)
		C	Si	Mn	P	S	Cu	Ni	Mo	Cr	V
GB/T8162	10	0.07-0.14	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.25	≤0.25	/	≤0.15	/
	20	0.17-0.24	0.17-0.37	0.35-0.65	≤0.035	≤0.035	≤0.25	≤0.25	/	≤0.25	/
	35	0.32-0.40	0.17-0.37	0.50-0.80	≤0.035	≤0.035	≤0.25	≤0.25	/	≤0.25	/
	45	0.42-0.50	0.17-0.37	0.50-0.80	≤0.035	≤0.035	≤0.25	≤0.25	/	≤0.25	/
	Q345	0.12-0.20	0.20-0.55	1.20-1.60	≤0.035	≤0.035	≤0.25	≤0.25	/	≤0.25	/
	15CrMo	0.12-0.18	0.17-0.37	0.40-0.70	≤0.035	≤0.035	≤0.25	≤0.30	0.40-0.55	0.80-1.10	/
	12Cr1MoV	0.08-0.15	0.17-0.37	0.40-0.70	≤0.035	≤0.035	≤0.25	≤0.30	0.25-0.35	0.90-1.20	0.15-0.30
ASTMA53 ASMESA53	A	≤0.25	/	≤0.95	≤0.05	≤0.06	≤0.40	≤0.40	≤0.15	≤0.40	≤0.08
	B	≤0.30	/	≤1.20	≤0.05	≤0.06	≤0.40	≤0.40	≤0.15	≤0.40	≤0.08

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